G02F 1/1351
Light-absorbing or blocking layers
Official title: {Light-absorbing or blocking layers}
G02F1/1351 (Light-absorbing or blocking layers) appears on 77 US grants and 77 published applications in this corpus.
Search patents in G02F- Granted patents
- 77
- Published applications
- 77
- Assignees
- 46
- Inventors
- 276
- Latest grant
- 21 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 4 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 1 | 0 |
| 2007 | 0 | 2 |
| 2008 | 0 | 0 |
| 2009 | 0 | 2 |
| 2010 | 0 | 2 |
| 2011 | 2 | 4 |
| 2012 | 0 | 0 |
| 2013 | 3 | 1 |
| 2014 | 0 | 0 |
| 2015 | 1 | 0 |
| 2016 | 0 | 2 |
| 2017 | 0 | 1 |
| 2018 | 0 | 12 |
| 2019 | 6 | 9 |
| 2020 | 12 | 18 |
| 2021 | 12 | 4 |
| 2022 | 7 | 1 |
| 2023 | 4 | 6 |
| 2024 | 6 | 7 |
| 2025 | 6 | 3 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Electro-optic display stacks with segmented electrodes and methods of making the same21 Jul 2026US 12,687,757 B2E Ink Corporation
- Display apparatus30 Dec 2025US 12,513,991 B2LG Display Co., Ltd.
- Display device17 Jun 2025US 12,333,999 B2Samsung Display Co., Ltd.
- Display panel and display terminal15 Apr 2025US 12,276,888 B2Wuhan China Star Optoelectronics Technology Co., Ltd.
- Display panel and display apparatus18 Mar 2025US 12,253,753 B2Beijing Boe Optoelectronics Technology Co., Ltd.
- Light absorption filter, optical filter, manufacturing method for optical filter, organic electroluminescent display device, inorganic electroluminescent display device, and liquid crystal display device11 Jun 2026US 2026/0160929 A1FUJIFILM Corporation
- Reflective display device8 Jan 2026US 2026/0010032 A1Iris Optronics Co., Ltd.
- Wireless transmitting device and wireless display system25 Dec 2025US 2025/0392780 A1LG Electronics Inc.
- Display device2 Oct 2025US 2025/0308443 A1Samsung Display Co., Ltd.
- Liquid crystal display device that has elastic back structure and is erasable13 Feb 2025US 2025/0053036 A1
Most cited
By later US patents
- Light addressed liquid crystal light valve incorporating electrically insulating light blocking material of a-SiGe:H39US 5,084,777 AGreyhawk Systems, Inc. · 1992
- Opaque low reflecting coating aperture on glass27US 6,071,616 ATexas Instruments Incorporated · 2000
- Liquid crystal display element of optical writing type with light absorbing layer including inorganic pigment and leveling layer25US 5,329,390 ASharp Kabushiki Kaisha · 1994
- Spatial light modulator element with amorphous film of germanium, carbon and silicon for light blocking layer20US 5,471,331 ANGK Insulators, Ltd. · 1995
- Cermet interface for electro-optical devices17US 4,093,357 AHughes Aircraft Company · 1978