TENNANT CO Active Patents
46 granted patents the USPTO still lists as patented, newest filing first, as the USPTO Open Data Portal records them; the company is the first-named applicant. The application number opens the full record at Patent Center.
- 2022-06-16: Application 17842724; Invention TORQUE TRANSMITTING BALL JOINT; Applicant Tennant Company; Status Patented Case.
- 2022-02-04: Application 17592910; Invention SURFACE MAINTENANCE MACHINE LIGHT PROJECTION; Applicant Tennant Company; Status Patented Case.
- 2021-11-29: Application 17615061; Invention SQUEEGEE WITH SELECTABLE ROTATION MODE; Applicant IP CLEANING S.R.L.; Status Patented Case.
- 2021-03-02: Application 17189747; Invention APPLICATION OF CLEANING SOLUTION ON A SURFACE MAINTENANCE MACHINE; Applicant Tennant Company; Status Patented Case.
| Filed | Application | Invention | Applicant | Status | Granted | Patent | Published as | Inventor name | Inventor country | Examiner |
|---|---|---|---|---|---|---|---|---|---|---|
| 2022-06-16 | 17842724 | TORQUE TRANSMITTING BALL JOINT | Tennant Company | Patented Case | 2025-01-28 | 12209609 | US20220412399A1 | Eric Sam Nortrup | United States | WILEY, DANIEL J |
| 2022-02-04 | 17592910 | SURFACE MAINTENANCE MACHINE LIGHT PROJECTION | Tennant Company | Patented Case | 2024-01-02 | 11859795 | US20230250938A1 | Grant Daniel Leacox Richard Alan Loveless | United States United States | CHIANG, MICHAEL |
| 2021-11-29 | 17615061 | SQUEEGEE WITH SELECTABLE ROTATION MODE | IP CLEANING S.R.L. | Patented Case | 2026-07-28 | 12690742 | US20220218173A1 | Giulio VERNAZZA | Italy | SHUM, KENT N |
| 2021-03-02 | 17189747 | APPLICATION OF CLEANING SOLUTION ON A SURFACE MAINTENANCE MACHINE | Tennant Company | Patented Case | 2025-09-16 | 12414667 | US20210282616A1 | Daniel L. Joynt | United States | ZHANG, RICHARD Z |
| 2020-07-31 | 16966813 | DEVICE FOR CLEANING SURFACES | IP CLEANING S.R.L. | Patented Case | 2023-09-19 | 11759080 | US20200359870A1 | Giulio VERNAZZA | Italy | REDDING, DAVID A |
| 2020-03-18 | 16823281 | MOBILE SURFACE MAINTENANCE MACHINE WITH AN ONBOARD PRESSURE WASHER | Tennant Company | Patented Case | 2023-07-11 | 11697137 | US20200298287A1 | Justin I. Dancs Matthew W. Servatius | United States United States | AYALEW, TINSAE B |
| 2019-12-20 | 16722965 | SWEEPER/ | Tennant Company | Patented Case | 2023-08-22 | 11730331 | US20200196818A1 | Andrew R. Verhasselt | United States | PARIHAR, PRADHUMAN |
| 2018-10-18 | 16164487 | SURFACE MAINTENANCE MACHINE WITH REMOVABLE STORAGE | Tennant Company | Patented Case | 2021-10-26 | 11154175 | US20190110657A1 | Brett Jason Carlson Matthew Ryan Baldwin Laurence A. Jensen John C. Ickes Martin L. Dickrell Michael M. Dimovski Stefan Sehmke Jacob L. Stock | United States United States United States United States United States United States Belgium United States | WINNER, TONY H |
| 2018-09-12 | 16129043 | SURFACE MAINTENANCE MACHINE WITH A QUICK ALIGNMENT MECHANISM FOR A CLEANING TOOL | Tennant Company | Patented Case | 2021-01-05 | 10881260 | US20190069750A1 | Warren L. Larson Kevin R. Williams Adam J.C. Runnoe Ronald W. Lehman | United States United States United States United States | LO, WEILUN |
| 2018-03-02 | 29638978 | INTERCHANGEABLE SCRUB BRUSH OR SCRUB PAD FOR A FLOOR MAINTENANCE VEHICLE | Tennant Company | Patented Case | 2019-08-06 | D855914 | Leo J. Baker Jeremy C. Stoddard Steven J. Leibrandt Nathan Scott Meyer Justin M. Clark | United States United States United States United States United States | ROBINSON, YOLANDA | |
| 2018-03-02 | 29638967 | INTERCHANGEABLE SCRUB BRUSH OR SCRUB PAD FOR A FLOOR MAINTENANCE VEHICLE | Tennant Company | Patented Case | 2021-12-07 | D938118 | Leo J. Baker Jeremy C. Stoddard Steven J. Leibrandt Nathan Scott Meyer Justin M. Clark | United States United States United States United States United States | CHILCOT, RICHARD E | |
| 2018-02-28 | 15756439 | SURFACE TREATMENT MACHINE WITH SPEED CONTROL | IP CLEANING S.R.L. | Patented Case | 2020-10-27 | 10813516 | US20190021569A1 | Francesco RECCANELLO | Italy | MARKOFF, ALEXANDER |
| 2018-02-28 | 15756411 | SURFACE TREATMENT MACHINE WITH FLOW-RATE CONTROL | IP CLEANING S.R.L. | Patented Case | 2020-10-27 | 10813522 | US20180249879A1 | Francesco RECCANELLO | Italy | HORTON, ANDREW ALAN |
| 2018-02-28 | 15756392 | SURFACE TREATMENT MACHINE WITH LEVEL CONTROL | IP CLEANING S.R.L. | Patented Case | 2020-10-27 | 10813515 | US20180249876A1 | Francesco RECCANELLO | Italy | HORTON, ANDREW ALAN |
| 2018-02-12 | 15893829 | SYSTEMS AND METHODS FOR MEASURING PERFORMANCE OF SITE MAINTENANCE | Tennant Company | Patented Case | 2021-01-05 | 10885768 | US20190251832A1 | Daniel P. Longhenry Mark Steven Citsay Daniel Messer | United States United States United States | PENDLETON, DIONNE |
| 2017-09-06 | 15696910 | SURFACE MAINTENANCE MACHINE | Tennant Company | Patented Case | 2020-09-08 | 10765286 | US20170360270A1 | Martin L. Dickrell Ronald W. Lehman Kyle D. Sedam Jacob L. Stock | United States United States United States United States | GUIDOTTI, LAURA COLE |
| 2017-07-11 | 15646307 | SURFACE MAINTENANCE MACHINE WITH A QUICK EJECT CLEANING TOOL ASSEMBLY | Tennant Company | Patented Case | 2020-04-07 | 10610077 | US20180008113A1 | Kyle D. Sedam | United States | JENNINGS, MICHAEL DEANGILO |
| 2017-02-01 | 15421888 | SURFACE MAINTENANCE MACHINE WITH AN AUXILIARY WASTE REMOVAL SYSTEM | Tennant Company | Patented Case | 2019-11-12 | 10470637 | US20170224184A1 | Adam J.C. Runnoe Justin I. Dancs Laurence A. Jensen Erik M. Weatherly | United States United States United States United States | NGUYEN, DUNG V |
| 2017-02-01 | 15421877 | SURFACE MAINTENANCE MACHINE WITH SKIRTING TO ALLOW PARTICULATE PICKUP | Tennant Company | Patented Case | 2020-03-24 | 10595697 | US20170215683A1 | Adam J.C. Runnoe Laurence A. Jensen Erik M. Weatherly Derek R. Younggren | United States United States United States United States | SCRUGGS, ROBERT J |
| 2016-12-09 | 15374349 | SURFACE MAINTENANCE MACHINE | Tennant Company | Patented Case | 2019-10-29 | 10456003 | US20170164804A1 | Martin L. Dickrell Ronald W. Lehman Kyle D. Sedam Jacob L. Stock Michael S. Wilmo Michael M. Dimovski | United States United States United States United States United States United States | GUIDOTTI, LAURA COLE |
| 2016-12-09 | 15374324 | SURFACE MAINTENANCE MACHINE | Tennant Company | Patented Case | 2019-09-10 | 10405723 | US20170164805A1 | John C. Ickes Martin L. Dickrell Ronald W. Lehman Kyle D. Sedam Jacob L. Stock | United States United States United States United States United States | KARLS, SHAY LYNN |
| 2016-05-18 | 15158111 | SURFACE MAINTENANCE MACHINE WITH A QUICK ALIGNMENT MECHANISM FOR A CLEANING TOOL | Tennant Company | Patented Case | 2018-10-09 | 10092158 | US20160338563A1 | Warren L. Larson Kevin R. Williams Adam J.C. Runnoe Ronald W. Lehman | United States United States United States United States | LO, WEILUN |
| 2015-11-04 | 14932029 | Liquid Treatment Systems and Methods | Tennant Company | Patented Case | 2020-06-16 | 10683220 | US20160122212A1 | Lars R. Chrisman | United States | MENON, KRISHNAN S |
| 2015-10-16 | 14885152 | SURFACE MAINTENANCE VEHICLE WITH AN INTEGRATED WATER TRAP FOR TRAPPING RESIDUAL WASTE | Tennant Company | Patented Case | 2019-01-29 | 10188251 | US20160120385A1 | Eric S. Nortrup Nicholas E. Boers Brent Caudill | United States United States United States | SCRUGGS, ROBERT J |
| 2015-09-04 | 14846009 | SYSTEMS AND METHODS FOR SUPPLYING TREATMENT LIQUIDS HAVING NANOBUBBLES | Tennant Company | Patented Case | 2019-03-05 | 10219670 | US20160066760A1 | Mark S. Citsay | United States | KO, JASON Y |
| 2015-04-07 | 14680723 | SWEEPER WITH A SKIRT ASSEMBLY | Tennant Company | Patented Case | 2018-10-09 | 10092152 | US20160296090A1 | Brett A. Scott Michael S. Wilmo | United States United States | KELLER, BRIAN D |
| 2015-03-31 | 14674912 | CLEANING HEAD ASSEMBLIES HAVING TOUCH-FREE ATTACHMENT AND ALIGNMENT TECHNOLOGY | Tennant Company | Patented Case | 2019-04-09 | 10251524 | US20150216386A1 | Leo Jason Baker Jeremy Clinton Stoddard Steven James Leibrandt Justin Michael Clark Nathan Scott Meyer | United States United States United States United States United States | CHIN, RANDALL E |
| 2015-03-23 | 29521388 | INTERCHANGEABLE SCRUB BRUSH OR SCRUB PAD FOR A FLOOR MAINTENANCE VEHICLE | Tennant Company | Patented Case | 2018-05-08 | D817569 | Leo J. Baker Jeremy C. Stoddard Steven J. Leibrandt Nathan Scott Meyer Justin M. Clark | United States United States United States United States United States | ROBINSON, YOLANDA | |
| 2015-01-14 | 14597028 | SURFACE MAINTENANCE MACHINE WITH A HEAD ADJUSTMENT MECHANISM | Tennant Company | Patented Case | 2018-06-19 | 9999335 | US20150196183A1 | Justin Michael Clark Nicholas Edwin Boers Leo Jason Baker | United States United States United States | KELLER, BRIAN D |
| 2014-09-26 | 14498403 | CLEANING DISC HAVING SACRIFICIAL ELECTROLYSIS CELL AND CORRESPONDING MOBILE FLOOR CLEANER | Tennant Company | Patented Case | 2017-07-11 | 9700190 | US20150089753A1 | Bruce F. Field | United States | SPISICH, MARK |
| 2014-06-12 | 14302670 | SURFACE MAINTENANCE VEHICLE WITH SELF-CLEANING RESERVOIR THAT CAPTURES HOSE RUNOFF | Tennant Company | Patented Case | 2019-08-06 | 10368712 | US20140366317A1 | Larry David Wydra | United States | HORTON, ANDREW ALAN |
| 2014-03-13 | 14208001 | System and Method for Generating and Dispensing Sodium Hydroxide Solutions | Tennant Company | Patented Case | 2016-08-09 | 9410255 | US20140262812A1 | Daniel Paul Longhenry Daniel L. Joynt | United States United States | PHASGE, ARUN S |
| 2014-02-27 | 14191892 | CLEANING HEAD ASSEMBLIES HAVING TOUCH-FREE ATTACHMENT AND ALIGNMENT TECHNOLOGY | Tennant Company | Patented Case | 2019-03-12 | 10226159 | US20140237743A1 | Leo Jason Baker Jeremy Clinton Stoddard Steven James Leibrandt Justin Michael Clark Nathan Scott Meyer | United States United States United States United States United States | MILANIAN, ARMAN |
| 2013-11-26 | 14090859 | DYNAMIC MAINTENANCE SCHEDULING SYSTEM FOR SURFACE CLEANING MACHINES | Tennant Company | Patented Case | 2017-02-14 | 9568911 | US20140156035A1 | Paul L. Groschen Robert J. Erko | United States United States | ORTIZ RODRIGUEZ, CARLOS R |
| 2013-06-27 | 13929152 | Generator and Method for Forming Hypochlorous Acid | Tennant Company | Patented Case | 2017-01-31 | 9556526 | US20140001053A1 | Daniel P. Longhenry Daniel L. Joynt | United States United States | FRIDAY, STEVEN A |
| 2013-03-15 | 29449946 | LIQUID DUCT | Tennant Company | Patented Case | 2015-07-07 | D733916 | Bruce F. Field Charles W. O'Neil | United States United States | LAYMON, WAN | |
| 2013-03-15 | 13838306 | THREE ELECTRODE ELECTROLYTIC CELL AND METHOD FOR MAKING HYPOCHLOROUS ACID | TENNANT COMPANY | Patented Case | 2015-10-20 | 9163319 | US20140124377A1 | Daniel L. Joynt | United States | KEELING, ALEXANDER W |
| 2013-03-15 | 13836251 | ELECTROLYTIC CELL HAVING A TRANSITION DUCT OUTLET | TENNANT COMPANY | Patented Case | 2015-10-20 | 9163320 | US20140262759A1 | Bruce F. Field Charles W. O'Neil | United States United States | COHEN, BRIAN W |
| 2013-02-21 | 29446257 | RIDER AREA FOR A FLOOR MAINTENANCE VEHICLE | Tennant Company | Patented Case | 2015-05-12 | D729473 | John C. Ickes III | United States | MCNEIL, LUQMAN J | |
| 2013-02-21 | 29446256 | RIDER AREA FOR A FLOOR MAINTENANCE VEHICLE | Tennant Company | Patented Case | 2015-05-12 | D729472 | John C. Ickes III | United States | MCNEIL, LUQMAN J | |
| 2013-02-21 | 29446254 | FRONT SHROUD FOR A FLOOR MAINTENANCE VEHICLE | Tennant Company | Patented Case | 2015-12-08 | D745237 | John C. Ickes III | United States | MCNEIL, LUQMAN J | |
| 2013-02-21 | 29446250 | FRONT GRILL FOR A FLOOR MAINTENANCE VEHICLE | Tennant Company | Patented Case | 2015-11-10 | D743126 | John C. Ickes III | United States | MCNEIL, LUQMAN J | |
| 2013-02-21 | 29446248 | FRONT GRILL FOR A FLOOR MAINTENANCE VEHICLE | Tennant Company | Patented Case | 2015-11-17 | D743650 | John C. Ickes III | United States | MCNEIL, LUQMAN J | |
| 2013-02-15 | 13767878 | SURFACE MAINTENANCE VEHICLE WITH COMPACT CLEANING HEAD LIFT MECHANISM AND SUSPENSION | TENNANT COMPANY | Patented Case | 2015-09-08 | 9125544 | US20130212819A1 | Eric S. Nortrup Matthew R. Hetler Kevin L. Shinler | United States United States United States | SPISICH, MARK |
| 2013-02-14 | 13767867 | SURFACE MAINTENANCE VEHICLE WITH COMPACT SIDE BRUSH ASSEMBLY | TENNANT COMPANY | Patented Case | 2016-11-22 | 9498099 | US20130212814A1 | Kevin L. Shinler Richard W. Wellens | United States United States | JENNINGS, MICHAEL DEANGILO |
| 2013-02-14 | 13767859 | SURFACE MAINTENANCE VEHICLE WITH QUICK RELEASE SQUEEGEE ASSEMBLY | TENNANT COMPANY | Patented Case | 2015-06-09 | 9049975 | US20130212813A1 | Kevin L. Shinler | United States | REDDING, DAVID A |
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