G09G 3/3622
Using a passive matrix
Official title: {using a passive matrix (G09G3/3674 - G09G3/3696 take precedence)}
G09G3/3622 (Using a passive matrix) appears on 1,374 US grants and 766 published applications in this corpus.
Search patents in G09G- Granted patents
- 1,374
- Published applications
- 766
- Assignees
- 356
- Inventors
- 2,076
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 8 | 0 |
| 1977 | 4 | 0 |
| 1978 | 3 | 0 |
| 1979 | 2 | 0 |
| 1980 | 4 | 0 |
| 1981 | 5 | 0 |
| 1982 | 3 | 0 |
| 1983 | 8 | 0 |
| 1984 | 6 | 0 |
| 1985 | 6 | 0 |
| 1986 | 7 | 0 |
| 1987 | 21 | 0 |
| 1988 | 24 | 0 |
| 1989 | 20 | 0 |
| 1990 | 26 | 0 |
| 1991 | 23 | 0 |
| 1992 | 30 | 0 |
| 1993 | 24 | 0 |
| 1994 | 27 | 0 |
| 1995 | 34 | 0 |
| 1996 | 48 | 0 |
| 1997 | 85 | 0 |
| 1998 | 106 | 0 |
| 1999 | 79 | 0 |
| 2000 | 90 | 0 |
| 2001 | 61 | 21 |
| 2002 | 53 | 48 |
| 2003 | 35 | 58 |
| 2004 | 31 | 44 |
| 2005 | 36 | 36 |
| 2006 | 35 | 40 |
| 2007 | 30 | 38 |
| 2008 | 24 | 48 |
| 2009 | 11 | 29 |
| 2010 | 30 | 40 |
| 2011 | 25 | 33 |
| 2012 | 31 | 30 |
| 2013 | 26 | 16 |
| 2014 | 14 | 19 |
| 2015 | 20 | 29 |
| 2016 | 19 | 27 |
| 2017 | 23 | 23 |
| 2018 | 20 | 35 |
| 2019 | 33 | 36 |
| 2020 | 36 | 35 |
| 2021 | 26 | 14 |
| 2022 | 11 | 9 |
| 2023 | 11 | 21 |
| 2024 | 18 | 15 |
| 2025 | 12 | 8 |
| 2026 | 10 | 14 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Liquid crystal display and screen clearing method thereof18 Aug 2026US 12,710,672 B2Iris Optronics Co., Ltd.
- Multistable display with partial update mode4 Aug 2026US 12,700,381 B1Genetouch Corp.
- Scan driving method for high-quality image and cholesteric liquid-crystal display device using the same30 Jun 2026US 12,670,880 B2Iris Optronics Co., Ltd.
- Hybrid-driven cholesteric liquid crystal display23 Jun 2026US 12,664,956 B2Iris Optronics Co., Ltd.
- Electronic device26 May 2026US 12,640,072 B2Innolux Corporation
- Multistable display with handwriting function1 Oct 2026US 2026/0301641 A1Genetouch Corp.
- Display switching system and switching method thereof10 Sep 2026US 2026/0268870 A1Iris Optronics Co., Ltd.
- Electronic device having at least one cholesteric liquid crystal layer30 Jul 2026US 2026/0219541 A1Innolux Corporation
- Display device having an oxide semiconductor transistor9 Jul 2026US 2026/0194781 A1Semiconductor Energy Laboratory Co.Ltd.
- Cholesteric liquid-crystal display device and scan driving method thereof2 Jul 2026US 2026/0188275 A1Iris Optronics Co., Ltd.
Most cited
By later US patents
- Method and apparatus for compensating crosstalk in liquid crystal displays275US 5,670,973 ACirrus Logic, Inc. · 1997
- Ferroelectric display panel and driving method therefor to achieve gray scale233US 4,709,995 ACanon Kabushiki Kaisha · 1987
- Method and apparatus for electronic switching of a reflective color display227US 5,251,048 AKent State University · 1993
- Electro-optic displays with reduced remnant voltage209US 8,558,783 B2E Ink Corporation · 2013
- Dynamic drive methods and apparatus for a bistable liquid crystal display202US 6,154,190 AKent State University · 2000