G09G 2300/0478
Related to liquid crystal pixels
Official title: related to liquid crystal pixels
G09G2300/0478 (Related to liquid crystal pixels) appears on 550 US grants and 681 published applications in this corpus.
Search patents in G09G- Granted patents
- 550
- Published applications
- 681
- Assignees
- 184
- Inventors
- 1,152
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 3 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 4 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 3 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 6 | 0 |
| 1998 | 4 | 0 |
| 1999 | 6 | 0 |
| 2000 | 11 | 0 |
| 2001 | 14 | 15 |
| 2002 | 7 | 24 |
| 2003 | 8 | 33 |
| 2004 | 15 | 20 |
| 2005 | 21 | 21 |
| 2006 | 27 | 55 |
| 2007 | 10 | 57 |
| 2008 | 16 | 49 |
| 2009 | 16 | 35 |
| 2010 | 33 | 44 |
| 2011 | 26 | 29 |
| 2012 | 37 | 34 |
| 2013 | 32 | 17 |
| 2014 | 26 | 23 |
| 2015 | 21 | 45 |
| 2016 | 36 | 31 |
| 2017 | 24 | 15 |
| 2018 | 18 | 21 |
| 2019 | 19 | 23 |
| 2020 | 17 | 14 |
| 2021 | 16 | 13 |
| 2022 | 14 | 12 |
| 2023 | 10 | 21 |
| 2024 | 20 | 9 |
| 2025 | 12 | 8 |
| 2026 | 6 | 13 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- G09G 2300/0482Use of memory effects in nematic liquid crystalsIndexing code248
- G09G 2300/0491Use of a bi-refringent liquid crystal, optically controlled bi-refringence [ocb] with bendIndexing code162
- G09G 2300/0495Use of transitions between isotropic and anisotropic phases in liquid crystals, byIndexing code25
Recent patents
- Multistable display with partial update mode4 Aug 2026US 12,700,381 B1Genetouch Corp.
- Systems and methods for improving operating characteristics of displays14 Jul 2026US 12,682,870 B2Snap Inc.
- Handwriting input device28 Apr 2026US 12,613,629 B2Wacom Co., Ltd.
- Sparse LED array systems14 Apr 2026US 12,603,038 B2Lumileds Singapore Pte. Ltd.
- Cholesteric liquid crystal display and driving method of cholesteric liquid crystal display10 Feb 2026US 12,548,531 B2Iris Optronics Co., Ltd.
- Multistable display with handwriting function1 Oct 2026US 2026/0301641 A1Genetouch Corp.
- Information handling system display image management during power transitions30 Jul 2026US 2026/0221112 A1Dell Products L. P.
- Cholesteric liquid-crystal display device and scan driving method thereof2 Jul 2026US 2026/0188275 A1Iris Optronics Co., Ltd.
- Display device and driving method thereof18 Jun 2026US 2026/0170988 A1AUO Corporation
- Liquid crystal display device and driving method thereof18 Jun 2026US 2026/0171040 A1Iris Optronics Co., Ltd.
Most cited
By later US patents
- Method and apparatus for electronic switching of a reflective color display227US 5,251,048 AKent State University · 1993
- Dynamic drive methods and apparatus for a bistable liquid crystal display202US 6,154,190 AKent State University · 2000
- Display device190US 8,319,725 B2Semiconductor Energy Laboratory Co.Ltd. · 2012
- Dynamic drive method and apparatus for a bistable liquid crystal display187US 5,748,277 AKent State University · 1998
- Bistable reflective cholesteric liquid crystal displays utilizing super twisted nematic driver chips127US 6,278,429 B1Kent State University · 2001