G02F 1/133509
Filters
Official title: {Filters, e.g. light shielding masks}
G02F1/133509 (Filters) appears on 10,424 US grants and 11,899 published applications in this corpus.
Search patents in G02F- Granted patents
- 10,424
- Published applications
- 11,899
- Assignees
- 1,216
- Inventors
- 14,809
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 3 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 4 | 0 |
| 1984 | 2 | 0 |
| 1985 | 6 | 0 |
| 1986 | 18 | 0 |
| 1987 | 32 | 0 |
| 1988 | 26 | 0 |
| 1989 | 32 | 0 |
| 1990 | 34 | 0 |
| 1991 | 26 | 0 |
| 1992 | 46 | 0 |
| 1993 | 46 | 0 |
| 1994 | 44 | 0 |
| 1995 | 50 | 0 |
| 1996 | 82 | 0 |
| 1997 | 97 | 0 |
| 1998 | 116 | 0 |
| 1999 | 99 | 0 |
| 2000 | 116 | 0 |
| 2001 | 124 | 94 |
| 2002 | 116 | 174 |
| 2003 | 142 | 195 |
| 2004 | 167 | 286 |
| 2005 | 145 | 303 |
| 2006 | 173 | 315 |
| 2007 | 175 | 332 |
| 2008 | 188 | 327 |
| 2009 | 218 | 339 |
| 2010 | 255 | 297 |
| 2011 | 276 | 289 |
| 2012 | 277 | 313 |
| 2013 | 275 | 325 |
| 2014 | 288 | 415 |
| 2015 | 339 | 644 |
| 2016 | 513 | 919 |
| 2017 | 646 | 957 |
| 2018 | 742 | 995 |
| 2019 | 894 | 999 |
| 2020 | 853 | 713 |
| 2021 | 701 | 802 |
| 2022 | 619 | 548 |
| 2023 | 502 | 442 |
| 2024 | 436 | 438 |
| 2025 | 352 | 296 |
| 2026 | 122 | 142 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Color-resist compositions and display panels6 Oct 2026US 12,754,476 B2Huizhou China Star Optoelectronics Display Co., Ltd.
- Color liquid crystal displays and display backlights29 Sep 2026US 12,748,253 B2Bridgelux, Inc.
- Display device29 Sep 2026US 12,748,330 B2LG Display Co., Ltd.
- Apparatus and method for dispensing treatment liquid29 Sep 2026US 12,751,239 B2Semes Co., Ltd.
- Decorative sheet, decorative-sheet-attached display device, sheet article, and method of manufacturing decorative sheet22 Sep 2026US 12,741,482 B2Dai Nippon Printing Co.Ltd.
- Liquid crystal lens and display device1 Oct 2026US 2026/0299350 A1Beijing Shiyan Technology Co., Ltd.
- Display device1 Oct 2026US 2026/0299351 A1Japan Display Inc.
- Organic thin film transistor and manufacturing method therefor, array substrate, and display device1 Oct 2026US 2026/0305049 A1Beijing BOE Technology Development Co., Ltd.
- Display panel and display device24 Sep 2026US 2026/0287945 A1Boe Technology Group Co., Ltd.
- Display device24 Sep 2026US 2026/0287946 A1Carux Technology Pte. Ltd.
Most cited
By later US patents
- Components and methods for use in electro-optic displays446US 7,839,564 B2E Ink Corporation · 2010
- Display device having transparent conductive film and metal film352US 9,773,818 B2Semiconductor Energy Laboratory Co.Ltd. · 2017
- High-yield spatial light modulator with light blocking layer329US 5,818,095 ATexas Instruments Incorporated · 1998
- High intensity lighting projectors319US 5,282,121 AVari-Lite, Inc. · 1994
- Liquid crystal display device spacers formed from stacked color layers303US 5,757,451 AKabushiki Kaisha Toshiba · 1998