G09G 5/39
Control of the bit-mapped memory
G09G5/39 (Control of the bit-mapped memory) appears on 5,056 US grants and 4,000 published applications in this corpus.
Search patents in G09G- Granted patents
- 5,056
- Published applications
- 4,000
- Assignees
- 1,186
- Inventors
- 8,677
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 0 | 0 |
| 1978 | 10 | 0 |
| 1979 | 5 | 0 |
| 1980 | 6 | 0 |
| 1981 | 4 | 0 |
| 1982 | 5 | 0 |
| 1983 | 6 | 0 |
| 1984 | 14 | 0 |
| 1985 | 15 | 0 |
| 1986 | 24 | 0 |
| 1987 | 59 | 0 |
| 1988 | 43 | 0 |
| 1989 | 71 | 0 |
| 1990 | 62 | 0 |
| 1991 | 59 | 0 |
| 1992 | 56 | 0 |
| 1993 | 56 | 0 |
| 1994 | 89 | 0 |
| 1995 | 89 | 0 |
| 1996 | 131 | 0 |
| 1997 | 128 | 0 |
| 1998 | 179 | 0 |
| 1999 | 162 | 0 |
| 2000 | 115 | 0 |
| 2001 | 122 | 52 |
| 2002 | 111 | 160 |
| 2003 | 114 | 160 |
| 2004 | 157 | 151 |
| 2005 | 118 | 190 |
| 2006 | 143 | 161 |
| 2007 | 94 | 144 |
| 2008 | 94 | 167 |
| 2009 | 120 | 144 |
| 2010 | 120 | 164 |
| 2011 | 111 | 135 |
| 2012 | 152 | 158 |
| 2013 | 135 | 137 |
| 2014 | 175 | 205 |
| 2015 | 169 | 189 |
| 2016 | 166 | 213 |
| 2017 | 182 | 226 |
| 2018 | 212 | 217 |
| 2019 | 226 | 191 |
| 2020 | 215 | 158 |
| 2021 | 196 | 174 |
| 2022 | 138 | 170 |
| 2023 | 139 | 122 |
| 2024 | 125 | 99 |
| 2025 | 87 | 75 |
| 2026 | 44 | 38 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- G09G 5/393Arrangements for updating the contents of the bit-mapped memory1,987
- G09G 5/395Arrangements specially adapted for transferring the contents of the bit-mapped memory to1,777
- G09G 5/391Resolution modifying circuits896
- G09G 5/399Using two or more bit-mapped memories, the operations of which are switched582
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Most cited
By later US patents
- Raster memory manipulation apparatus529US 4,435,792 ASun Microsystems, Inc. · 1984
- Method and apparatus for detecting changes in raster data457US 4,958,378 ASun Microsystems, Inc. · 1990
- Random access memory device with integral logic capability447US 5,023,838 ANCR Corporation · 1991
- Visual content browsing using rasterized representations437US 6,704,024 B2ZFrame, Inc. · 2004
- Wireless telephone display system392US 6,073,034 AKopin Corporation · 2000