G09G 5/20
Function-generator circuits
Official title: Function-generator circuits, e.g. circle generators {line or curve smoothing circuits}
G09G5/20 (Function-generator circuits) appears on 211 US grants and 78 published applications in this corpus.
Search patents in G09G- Granted patents
- 211
- Published applications
- 78
- Assignees
- 112
- Inventors
- 364
- Latest grant
- 30 Sep 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 4 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 3 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 7 | 0 |
| 1987 | 13 | 0 |
| 1988 | 6 | 0 |
| 1989 | 13 | 0 |
| 1990 | 7 | 0 |
| 1991 | 8 | 0 |
| 1992 | 7 | 0 |
| 1993 | 12 | 0 |
| 1994 | 9 | 0 |
| 1995 | 2 | 0 |
| 1996 | 10 | 0 |
| 1997 | 7 | 0 |
| 1998 | 3 | 0 |
| 1999 | 3 | 0 |
| 2000 | 6 | 0 |
| 2001 | 4 | 2 |
| 2002 | 6 | 4 |
| 2003 | 6 | 11 |
| 2004 | 6 | 5 |
| 2005 | 4 | 6 |
| 2006 | 3 | 1 |
| 2007 | 2 | 4 |
| 2008 | 3 | 3 |
| 2009 | 2 | 4 |
| 2010 | 2 | 4 |
| 2011 | 3 | 5 |
| 2012 | 3 | 0 |
| 2013 | 7 | 4 |
| 2014 | 4 | 3 |
| 2015 | 3 | 1 |
| 2016 | 2 | 4 |
| 2017 | 5 | 1 |
| 2018 | 3 | 3 |
| 2019 | 1 | 3 |
| 2020 | 3 | 3 |
| 2021 | 3 | 3 |
| 2022 | 1 | 2 |
| 2023 | 0 | 1 |
| 2024 | 3 | 1 |
| 2025 | 2 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Display system with a rotary machine and drive machine30 Sep 2025US 12,430,092 B2Ebara Corporation
- Image drawing method, display apparatus, and storage medium18 Feb 2025US 12,229,919 B2Boe Technology Group Co., Ltd.
- System for assessing target visibility and trackability from eye movements23 Jul 2024US 12,042,227 B2Burke Neurological Institute
- Touch display driving module, touch display driving method, and display device16 Jul 2024US 12,039,121 B2Beijing Boe Optoelectronics Technology Co., Ltd.
- Method of determining pixel luminance and display device employing the same30 Jan 2024US 11,887,561 B2Samsung Display Co., Ltd.
- System for assessing target visibility and trackability from eye movements23 May 2024US 2024/0164636 A1Burke Neurological Institute
- Display system, display device, and display method13 Jul 2023US 2023/0221915 A1Ebara Corporation
- Touch display driving module, touch display driving method, and display device29 Dec 2022US 2022/0413649 A1Beijing Boe Optoelectronics Technology Co., Ltd.
- Image drawing method, display apparatus, and storage medium18 Aug 2022US 2022/0261971 A1Boe Technology Group Co., Ltd.
- Method of determining pixel luminance and display device employing the same30 Dec 2021US 2021/0407464 A1Samsung Display Co., Ltd.
Most cited
By later US patents
- Method and apparatus for detecting and reducing color artifacts in images150US 6,243,070 B1Microsoft Corporation · 2001
- Methods and apparatus for detecting and reducing color errors in images119US 6,396,505 B1Microsoft Corporation · 2002
- Non-square scaling of image data to be mapped to pixel sub-components108US 6,278,434 B1Microsoft Corporation · 2001
- Multiple-primary-color liquid crystal display device93US 8,654,050 B2Sharp Kabushiki Kaisha · 2014
- Edge enhancement method and apparatus for dot matrix devices91US 5,029,108 ADestiny Technology Corporation · 1991