G09G 2320/103
Detection of image changes
Official title: Detection of image changes, e.g. determination of an index representative of the image change
G09G2320/103 (Detection of image changes) appears on 1,297 US grants and 1,549 published applications in this corpus.
Search patents in G09G- Granted patents
- 1,297
- Published applications
- 1,549
- Assignees
- 352
- Inventors
- 2,739
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 3 | 0 |
| 1997 | 1 | 0 |
| 1998 | 5 | 0 |
| 1999 | 7 | 0 |
| 2000 | 4 | 0 |
| 2001 | 6 | 7 |
| 2002 | 12 | 36 |
| 2003 | 8 | 25 |
| 2004 | 21 | 25 |
| 2005 | 20 | 48 |
| 2006 | 16 | 40 |
| 2007 | 19 | 64 |
| 2008 | 28 | 54 |
| 2009 | 27 | 63 |
| 2010 | 29 | 57 |
| 2011 | 26 | 67 |
| 2012 | 54 | 52 |
| 2013 | 57 | 72 |
| 2014 | 81 | 82 |
| 2015 | 65 | 86 |
| 2016 | 78 | 91 |
| 2017 | 68 | 77 |
| 2018 | 90 | 73 |
| 2019 | 81 | 68 |
| 2020 | 78 | 74 |
| 2021 | 85 | 104 |
| 2022 | 107 | 100 |
| 2023 | 72 | 71 |
| 2024 | 72 | 49 |
| 2025 | 43 | 34 |
| 2026 | 29 | 30 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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Most cited
By later US patents
- Method and apparatus for detecting changes in raster data457US 4,958,378 ASun Microsystems, Inc. · 1990
- Single chip integrated circuit system architecture for document installation set computing188US 5,600,844 A1997
- Liquid crystal display apparatus142US 7,233,304 B1Hitachi, Ltd. · 2007
- Display device having improved drive circuit and method of driving same113US 6,903,716 B2Hitachi, Ltd. · 2005
- Liquid crystal display in which each pixel is selected by the combination of first and second address lines102US 5,844,535 AKabushiki Kaisha Toshiba · 1998