G09G 5/028
Circuits for converting colour display signals into monochrome display signals
Official title: {Circuits for converting colour display signals into monochrome display signals}
G09G5/028 (Circuits for converting colour display signals into monochrome display signals) appears on 146 US grants and 133 published applications in this corpus.
Search patents in G09G- Granted patents
- 146
- Published applications
- 133
- Assignees
- 114
- Inventors
- 317
- Latest grant
- 3 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 3 | 0 |
| 1989 | 3 | 0 |
| 1990 | 4 | 0 |
| 1991 | 2 | 0 |
| 1992 | 3 | 0 |
| 1993 | 5 | 0 |
| 1994 | 6 | 0 |
| 1995 | 4 | 0 |
| 1996 | 6 | 0 |
| 1997 | 3 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 1 |
| 2002 | 2 | 5 |
| 2003 | 2 | 2 |
| 2004 | 3 | 5 |
| 2005 | 2 | 1 |
| 2006 | 7 | 4 |
| 2007 | 4 | 3 |
| 2008 | 0 | 7 |
| 2009 | 3 | 4 |
| 2010 | 3 | 4 |
| 2011 | 3 | 6 |
| 2012 | 4 | 3 |
| 2013 | 4 | 12 |
| 2014 | 4 | 5 |
| 2015 | 4 | 5 |
| 2016 | 3 | 8 |
| 2017 | 4 | 6 |
| 2018 | 7 | 10 |
| 2019 | 5 | 7 |
| 2020 | 5 | 7 |
| 2021 | 10 | 6 |
| 2022 | 5 | 6 |
| 2023 | 5 | 8 |
| 2024 | 4 | 5 |
| 2025 | 7 | 2 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Image processing method and apparatus3 Feb 2026US 12,541,890 B2Beijing Boe Display Technology Co., Ltd.
- Color profile modification based on user-specific color recognition characteristics25 Nov 2025US 12,483,666 B2Hewlett-Packard Development Company, L. P.
- Measuring content brightness in head worn computing21 Oct 2025US 12,449,662 B2Mentor Acquisition One, LLC
- Method of compensating for an output of a data driver5 Aug 2025US 12,380,862 B2Samsung Display Co., Ltd.
- Organic light emitting display alleviating color distortion of integrated camera module8 Jul 2025US 12,354,563 B2Hubei Yangtze Industrial Innovation Center Of Advanced Display Co., Ltd.
- Measuring content brightness in head worn computing22 Jan 2026US 2026/0023265 A1Mentor Acquisition One, LLC
- Eye glint imaging in see-through computer display systems28 Aug 2025US 2025/0271930 A1Mentor Acquisition One, LLC
- Image processing method and apparatus20 Mar 2025US 2025/0095231 A1Beijing Boe Display Technology Co., Ltd.
- Color profile modification based on user-specific color recognition characteristics8 Aug 2024US 2024/0267478 A1Hewlett-Packard Development Company, L. P.
- Eye glint imaging in see-through computer display systems1 Aug 2024US 2024/0256034 A1Mentor Acquisition One, LLC
Most cited
By later US patents
- Automated flat panel display control system for accomodating broad range of video types and formats142US 5,790,096 AAllus Technology Corporation · 1998
- Color/black-and-white switchable portable terminal and display unit107US 7,038,641 B2Hitachi, Ltd. · 2006
- Display control system which produces varying patterns to reduce flickering98US 4,827,255 AASCII Corporation · 1989
- Multi-primary color display device87US 9,886,932 B2Sharp Kabushiki Kaisha · 2018
- Color conversion apparatus and method80US 4,924,413 AHercules Computer Technology · 1990