G02F 2203/34
Colour display without the use of colour mosaic filters
G02F2203/34 (Colour display without the use of colour mosaic filters) appears on 338 US grants and 356 published applications in this corpus.
Search patents in G02F- Granted patents
- 338
- Published applications
- 356
- Assignees
- 158
- Inventors
- 822
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 4 | 0 |
| 1997 | 3 | 0 |
| 1998 | 8 | 0 |
| 1999 | 9 | 0 |
| 2000 | 6 | 0 |
| 2001 | 10 | 2 |
| 2002 | 4 | 5 |
| 2003 | 5 | 10 |
| 2004 | 9 | 7 |
| 2005 | 7 | 12 |
| 2006 | 5 | 16 |
| 2007 | 8 | 21 |
| 2008 | 9 | 19 |
| 2009 | 12 | 19 |
| 2010 | 13 | 23 |
| 2011 | 17 | 28 |
| 2012 | 22 | 23 |
| 2013 | 23 | 27 |
| 2014 | 22 | 19 |
| 2015 | 21 | 13 |
| 2016 | 13 | 12 |
| 2017 | 13 | 16 |
| 2018 | 13 | 27 |
| 2019 | 18 | 19 |
| 2020 | 10 | 14 |
| 2021 | 17 | 13 |
| 2022 | 13 | 4 |
| 2023 | 6 | 3 |
| 2024 | 5 | 2 |
| 2025 | 0 | 2 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Devices comprising a liquid crystal layer and uses thereof16 Jun 2026US 12,655,352 B2The Regents of the University of California
- Method for driving two layer variable transmission display3 Dec 2024US 12,158,684 B2E Ink Corporation
- Full-color reversible switching device controlled by electrochemistry, and its preparation method and use19 Nov 2024US 12,147,027 B2Suzhou Institute of Nano-Tech and Nano-Bionics (Sinano) , Chinese Academy of Sciences
- Color-filter-less liquid crystal display device, display control device and display control method thereof23 Apr 2024US 11,966,118 B2Beijing Boe Optoelectronics Technology Co., Ltd.
- Variable light transmittance element, and color filter and smart window for display device comprising same12 Mar 2024US 11,927,778 B2Rmk Inc.
- Method for driving variable transmission display8 May 2025US 2025/0147375 A1E Ink Corporation
- Method for driving two layer variable transmission display13 Feb 2025US 2025/0053057 A1E Ink Corporation
- Color electrophoretic medium having four pigment particle system addressable by waveforms having four voltage levels5 Dec 2024US 2024/0402562 A1E Ink Corporation
- Full-color reversible switching device controlled by electrochemistry, and its preparation method and use8 Aug 2024US 2024/0264426 A1Suzhou Institute of Nano-Tech and Nano-Bionics (Sinano) , Chinese Academy of Sciences
- Devices comprising a liquid crystal layer and uses thereof28 Dec 2023US 2023/0416608 A1The Regents of the University of California
Most cited
By later US patents
- Multi-color electrophoretic displays133US 8,797,634 B2E Ink Corporation · 2014
- Color electrophoretic display device131US 7,283,119 B2Canon Kabushiki Kaisha · 2007
- Tunable diffractive subtractive filter130US 4,251,137 ARCA Corporation · 1981
- Color display devices123US 8,976,444 B2E Ink California, LLC · 2015
- Display device and electronic watch121US 6,519,209 B1Seiko Epson Corporation · 2003