G02F 1/133512
Light shielding layers
Official title: {Light shielding layers, e.g. black matrix (G02F1/136209 takes precedence)}
G02F1/133512 (Light shielding layers) appears on 5,549 US grants and 6,279 published applications in this corpus.
Search patents in G02F- Granted patents
- 5,549
- Published applications
- 6,279
- Assignees
- 698
- Inventors
- 9,098
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 7 | 0 |
| 1987 | 5 | 0 |
| 1988 | 4 | 0 |
| 1989 | 12 | 0 |
| 1990 | 9 | 0 |
| 1991 | 8 | 0 |
| 1992 | 22 | 0 |
| 1993 | 17 | 0 |
| 1994 | 29 | 0 |
| 1995 | 26 | 0 |
| 1996 | 37 | 0 |
| 1997 | 61 | 0 |
| 1998 | 81 | 0 |
| 1999 | 51 | 0 |
| 2000 | 55 | 0 |
| 2001 | 60 | 57 |
| 2002 | 72 | 72 |
| 2003 | 61 | 86 |
| 2004 | 70 | 123 |
| 2005 | 71 | 122 |
| 2006 | 71 | 127 |
| 2007 | 81 | 135 |
| 2008 | 88 | 160 |
| 2009 | 101 | 153 |
| 2010 | 114 | 107 |
| 2011 | 115 | 132 |
| 2012 | 126 | 153 |
| 2013 | 121 | 164 |
| 2014 | 137 | 228 |
| 2015 | 192 | 357 |
| 2016 | 285 | 497 |
| 2017 | 337 | 514 |
| 2018 | 400 | 522 |
| 2019 | 521 | 594 |
| 2020 | 504 | 393 |
| 2021 | 374 | 462 |
| 2022 | 340 | 324 |
| 2023 | 322 | 270 |
| 2024 | 268 | 263 |
| 2025 | 228 | 178 |
| 2026 | 61 | 86 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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Most cited
By later US patents
- 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
- Liquid crystal displays having multi-domain cells279US 5,309,264 AInternational Business Machines Corporation · 1994
- High-yield spatial light modulator with light blocking layer268US 5,597,736 ATexas Instruments Incorporated · 1997
- Vertically aligned (VA) liquid crystal display device268US 6,724,452 B1Fujitsu Display Technologies Corporation · 2004