G02F 1/136209
Light shielding layers
Official title: {Light shielding layers, e.g. black matrix, incorporated in the active matrix substrate, e.g. structurally associated with the switching element}
G02F1/136209 (Light shielding layers) appears on 2,643 US grants and 2,954 published applications in this corpus.
Search patents in G02F- Granted patents
- 2,643
- Published applications
- 2,954
- Assignees
- 306
- Inventors
- 4,159
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 3 | 0 |
| 1992 | 5 | 0 |
| 1993 | 7 | 0 |
| 1994 | 7 | 0 |
| 1995 | 8 | 0 |
| 1996 | 7 | 0 |
| 1997 | 13 | 0 |
| 1998 | 31 | 0 |
| 1999 | 30 | 0 |
| 2000 | 35 | 0 |
| 2001 | 31 | 25 |
| 2002 | 39 | 59 |
| 2003 | 59 | 49 |
| 2004 | 53 | 90 |
| 2005 | 51 | 75 |
| 2006 | 58 | 58 |
| 2007 | 60 | 63 |
| 2008 | 43 | 60 |
| 2009 | 51 | 69 |
| 2010 | 53 | 77 |
| 2011 | 60 | 72 |
| 2012 | 78 | 68 |
| 2013 | 74 | 74 |
| 2014 | 65 | 101 |
| 2015 | 98 | 128 |
| 2016 | 104 | 170 |
| 2017 | 144 | 215 |
| 2018 | 147 | 204 |
| 2019 | 217 | 245 |
| 2020 | 192 | 189 |
| 2021 | 166 | 227 |
| 2022 | 166 | 144 |
| 2023 | 165 | 142 |
| 2024 | 153 | 169 |
| 2025 | 134 | 114 |
| 2026 | 30 | 67 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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Most cited
By later US patents
- Single crystal silicon arrayed devices for display panels540US 5,317,236 AKopin Corporation · 1994
- Display device having transparent conductive film and metal film352US 9,773,818 B2Semiconductor Energy Laboratory Co.Ltd. · 2017
- Liquid crystal display having essentially single crystal transistors pixels and driving circuits339US 5,206,749 AKopin Corporation · 1993
- Liquid crystal display in which at least one pixel includes both a transmissive region and a reflective region320US 6,195,140 B1Sharp Kabushiki Kaisha · 2001
- Thin film transistor array302US 5,003,356 ACasio Computer Co., Ltd. · 1991