QNITY ELECTRONICS, INC. Active Patents
22 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.
- 2024-10-21: Application 18921469; Invention COMPOSITION MATERIAL FOR ORGANIC ELECTROLUMINESCENT DEVICE, PLURALITY OF HOST MATERIALS, AND ORGANIC ELECTROLUMINESCENT DEVICE COMPRISING THE SAME; Applicant DuPont Specialty Materials Korea Ltd.; Status Patented Case.
- 2024-10-07: Application 18908129; Invention PHOTOACID GENERATORS, PHOTORESIST COMPOSITIONS, AND PATTERN FORMATION METHODS; Applicant DuPont Electronic Materials International, LLC; Status Patented Case.
- 2024-06-20: Application 18748270; Invention UNDERLAYER COMPOSITIONS AND PATTERNING METHODS; Applicant DuPont Electronic Materials International, LLC; Status Patented Case.
- 2024-04-12: Application 18634300; Invention HIGH LOADINGS OF SILVER NANOWIRES: DISPERSIONS AND PASTES; CONDUCTIVE MATERIALS; AND CORRESPONDING METHODS; Applicant EKC Technology, Inc.; Status Patented Case.
| Filed | Application | Invention | Applicant | Status | Granted | Patent | Published as | Inventor name | Inventor country | Examiner |
|---|---|---|---|---|---|---|---|---|---|---|
| 2024-10-21 | 18921469 | COMPOSITION MATERIAL FOR ORGANIC ELECTROLUMINESCENT DEVICE, PLURALITY OF HOST MATERIALS, AND ORGANIC ELECTROLUMINESCENT DEVICE COMPRISING THE SAME | DuPont Specialty Materials Korea Ltd. | Patented Case | 2026-08-25 | 12721039 | US20250127050A1 | Bitnari KIM Sang-Hee CHO Hyo-Jung LEE Hyun-Ju KANG Jeong-Eun YANG Su-Hyun LEE | Korea, Republic Of Korea, Republic Of Korea, Republic Of Korea, Republic Of Korea, Republic Of Korea, Republic Of | YOUNG, WILLIAM D |
| 2024-10-07 | 18908129 | PHOTOACID GENERATORS, PHOTORESIST COMPOSITIONS, AND PATTERN FORMATION METHODS | DuPont Electronic Materials International, LLC | Patented Case | 2025-12-09 | 12493241 | US20250116927A1 | Emad Aqad | United States | CHU, JOHN S Y |
| 2024-06-20 | 18748270 | UNDERLAYER COMPOSITIONS AND PATTERNING METHODS | DuPont Electronic Materials International, LLC | Patented Case | 2025-04-29 | 12287576 | US20240337946A1 | Joshua Kaitz Sheng Liu Li Cui Shintaro Yamada James F. Cameron Emad Aqad Iou-Sheng Ke Suzanne M. Coley | United States United States United States United States United States United States United States United States | SMOOT, MORIAH SIMONE MCMIL |
| 2024-04-12 | 18634300 | HIGH LOADINGS OF SILVER NANOWIRES: DISPERSIONS AND PASTES; CONDUCTIVE MATERIALS; AND CORRESPONDING METHODS | EKC Technology, Inc. | Patented Case | 2026-03-24 | 12584025 | US20240343923A1 | Ajay Virkar Xiqiang Yang Amir Tork Nazim Uddin Xinxing Liu Jiteng Xu Ying-Syi Li Alexander Seung-il Hong | United States United States United States United States United States United States United States United States | KOPEC, MARK T |
| 2023-10-05 | 18376952 | SILVER NANOWIRE AND NOBLE-METAL COATED SILVER NANOWIRE CONDUCTIVE POLYMER COMPOSITES WITH LOW LOADING PERCOLATION CONDUCTION | EKC Technology, Inc. | Patented Case | 2025-08-19 | 12394536 | US20240290516A1 | Ajay Virkar Xiqiang Yang Nazim Uddin Peikang Liu | United States United States United States United States | KOPEC, MARK T |
| 2023-08-31 | 18240997 | Electromagnetic Energy Mitigation Assemblies and Automotive Vehicle Components Including the Same | Laird Technologies (Shenzhen) Co. Ltd. | Patented Case | 2025-02-25 | 12238912 | US20240098953A1 | Tsang-I TSAI Yunxi SHE Dong-Xiang LI Jie-Sheng CHEN Min-Wei HSU | Taiwan China China China Taiwan | NGO, HUNG V |
| 2023-06-21 | 18258555 | POLISHING COMPOSITION AND METHOD OF POLISHING SILICON WAFER | NITTA DuPont Incorporated | Patented Case | 2025-10-07 | 12435244 | US20240052202A1 | Noriaki SUGITA | Japan | CULBERT, ROBERTS P |
| 2022-06-28 | 17851413 | METALLIZATION METHOD | DDP Specialty Products Taiwan Co., Ltd. Rohm and Haas Electronic Materials LLC | Patented Case | 2025-12-30 | 12512430 | US20230420401A1 | Mitsuru Haga Ching-Lung Chen | Japan Taiwan | PROCTOR, CACHET I |
| 2022-06-23 | 17788374 | POLISHING SLURRY | NITTA DuPont Incorporated | Patented Case | 2024-11-26 | 12152168 | US20230041937A1 | Kazuki MORIYAMA | Japan | MOORE, ALEXANDRA MARIE |
| 2022-06-23 | 17788358 | POLISHING SLURRY | NITTA DuPont Incorporated | Patented Case | 2025-01-21 | 12203008 | US20230039134A1 | Kazuki MORIYAMA | Japan | MOORE, ALEXANDRA MARIE |
| 2022-06-10 | 17806414 | UV CURABLE SILICONE COMPOSITION AND CURED PRODUCT THEREOF | DuPont Specialty Materials Korea Ltd. Duroptix Materials Kabushiki Kaisha | Patented Case | 2026-05-26 | 12637544 | US20220403115A1 | Jung Hye Chae Shunya TAKEUCHI Rikuto OTSUKA | Korea, Republic Of Japan Japan | MCCLENDON, SANZA L |
| 2022-01-07 | 17570571 | SILVER-BASED TRANSPARENT CONDUCTIVE LAYERS INTERFACED WITH COPPER TRACES AND METHODS FOR FORMING THE STRUCTURES | EKC Technology, Inc. | Patented Case | 2026-03-03 | 12568783 | US20220132672A1 | Xiqiang Yang Yadong Cao Ajay Virkar | United States United States United States | LU, JIONG-PING |
| 2021-12-16 | 17644623 | Curable Silicone Composition, Encapsulant and Optical Semiconductor Device | DuPont Specialty Materials Korea Ltd. DuPont Toray Specialty Materials Kabushiki Kaisha | Patented Case | 2025-03-18 | 12252616 | US20220204771A1 | Sawako HORIE Kasumi TAKEUCHI Shunya TAKEUCHI Hyunji KANG Akihiko KOBAYASHI | Japan Japan Japan Korea, Republic Of Japan | NGUYEN, HA S |
| 2020-09-03 | 16977837 | POLISHING COMPOSITION | NITTA DuPont Incorporated | Patented Case | 2024-10-29 | 12129403 | US20210024779A1 | Kazuki MORIYAMA | Japan | MOORE, ALEXANDRA MARIE |
| 2020-04-21 | 16757844 | ORGANIC ELECTROLUMINESCENT COMPOUND, ORGANIC ELECTROLUMINESCENT MATERIAL COMPRISING THE SAME, AND ORGANIC ELECTROLUMINESCENT DEVICE | Dupont Specialty Materials Korea Ltd. | Patented Case | 2025-01-21 | 12207547 | US20210193931A1 | Hyo-Jung LEE Dominea RATHWELL Sang-Hee CHO Hyun-Ju KANG | Korea, Republic Of Korea, Republic Of Korea, Republic Of Korea, Republic Of | AGUIRRE, AMANDA L |
| 2018-06-06 | 16001472 | FUSED METAL NANOSTRUCTURED NETWORKS, FUSING SOLUTIONS WITH REDUCING AGENTS AND METHODS FOR FORMING METAL NETWORKS | EKC Technology, Inc. | Patented Case | 2025-09-02 | 12407349 | US20180287608A1 | Ajay Virkar Xiqiang Yang Ying-Syi Li Dennis McKean Melburne C. LeMieux | United States United States United States United States United States | MAYY, MOHAMMAD |
| 2016-07-27 | 15220544 | MULTIBAND VEHICULAR ANTENNA ASSEMBLY | Laird Technologies Shanghai CO., LTD. | Patented Case | 2018-03-13 | 9917354 | US20170033450A1 | Zusheng Feng Gary Yang Samuel Sun Jinfeng Sun | China China China China | PHAN, THO GIA |
| 2016-04-11 | 15028573 | Removal Composition for Selectively Removing Hard Mask and Methods Thereof | EKC TECHNOLOGY INC E. I. DU PONT DE NEMOURS AND COMPANY | Patented Case | 2018-06-26 | 10005991 | US20160254182A1 | Hua Cui | United States | WEBB, GREGORY E |
| 2016-04-11 | 15028501 | REMOVAL COMPOSITION FOR SELECTIVELY REMOVING HARD MASK AND METHODS THEREOF | EKC TECHNOLOGY INC | Patented Case | 2018-12-18 | 10155921 | US20160312162A1 | Hua Cui | United States | WEBB, GREGORY E |
| 2013-09-13 | 14026924 | CLEANING COMPOSITION AND METHOD FOR CLEANING A SEMICONDUCTOR DEVICE SUBSTRATE AFTER CHEMICAL MECHANICAL POLISHING | EKC Technology, Inc. | Patented Case | 2016-11-01 | 9481855 | US20140076365A1 | Atsushi Otake Akira Kuroda | Japan Japan | WEBB, GREGORY E |
| 2013-03-11 | 13793908 | ALUMINUM POST-ETCH RESIDUE REMOVAL WITH SIMULTANEOUS SURFACE PASSIVATION | EKC TECHNOLOGY, INC. | Patented Case | 2015-02-10 | 8951950 | US20130237469A1 | Chia-Yin Joyce Wei | Taiwan | WEBB, GREGORY E |
| 2013-02-12 | 13765480 | METHOD AND COMPOSITION FOR REMOVING RESIST, ETCH RESIDUE, AND COPPER OXIDE FROM SUBSTRATES HAVING COPPER, METAL HARDMASK AND LOW-K DIELECTRIC MATERIAL | EKC Technology, Inc. | Patented Case | 2016-02-09 | 9257270 | US20130157472A1 | Hua Cui | United States | WEBB, GREGORY E |
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