H04N 23/84
For processing colour signals
Official title: for processing colour signals
H04N23/84 (For processing colour signals) appears on 6,056 US grants and 6,046 published applications in this corpus.
Search patents in H04N- Granted patents
- 6,056
- Published applications
- 6,046
- Assignees
- 1,131
- Inventors
- 7,706
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 6 | 0 |
| 1978 | 2 | 0 |
| 1979 | 8 | 0 |
| 1980 | 9 | 0 |
| 1981 | 14 | 0 |
| 1982 | 10 | 0 |
| 1983 | 6 | 0 |
| 1984 | 13 | 0 |
| 1985 | 12 | 0 |
| 1986 | 22 | 0 |
| 1987 | 30 | 0 |
| 1988 | 28 | 0 |
| 1989 | 40 | 0 |
| 1990 | 32 | 0 |
| 1991 | 41 | 0 |
| 1992 | 39 | 0 |
| 1993 | 52 | 0 |
| 1994 | 45 | 0 |
| 1995 | 56 | 0 |
| 1996 | 70 | 0 |
| 1997 | 35 | 0 |
| 1998 | 54 | 0 |
| 1999 | 48 | 0 |
| 2000 | 43 | 0 |
| 2001 | 45 | 21 |
| 2002 | 42 | 99 |
| 2003 | 64 | 138 |
| 2004 | 100 | 163 |
| 2005 | 98 | 196 |
| 2006 | 110 | 212 |
| 2007 | 108 | 241 |
| 2008 | 139 | 242 |
| 2009 | 184 | 277 |
| 2010 | 243 | 308 |
| 2011 | 263 | 269 |
| 2012 | 327 | 231 |
| 2013 | 302 | 300 |
| 2014 | 307 | 282 |
| 2015 | 310 | 344 |
| 2016 | 327 | 265 |
| 2017 | 294 | 322 |
| 2018 | 245 | 271 |
| 2019 | 293 | 310 |
| 2020 | 267 | 230 |
| 2021 | 224 | 257 |
| 2022 | 228 | 254 |
| 2023 | 212 | 261 |
| 2024 | 217 | 244 |
| 2025 | 243 | 192 |
| 2026 | 148 | 117 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Methods and systems for enhancing low light frame in a multi camera system6 Oct 2026US 12,756,927 B2Samsung Electronics Co., Ltd.
- Image processing device and imaging device including the same6 Oct 2026US 12,756,942 B2SK hynix Inc.
- Image capture apparatus and methods using color co-site sampling6 Oct 2026US 12,757,509 B2NIL Technology ApS
- White balance adjustment jig for endoscope and white balance adjustment method for endoscope29 Sep 2026US 12,745,892 B2FUJIFILM Corporation
- Camera apparatus and method of enhanced foliage detection29 Sep 2026US 12,749,307 B2Tartan Aerial Sense Tech Private Limited
- Signal processing device and signal processing method8 Oct 2026US 2026/0311481 A1Sony Semiconductor Solutions Corporation
- Real-time hdr video for vehicle control8 Oct 2026US 2026/0313240 A1Contrast, Inc.
- Image signal processor and image signal processing method8 Oct 2026US 2026/0313244 A1SK hynix Inc.
- Image sensor including color separating lens array and electronic apparatus including the image sensor1 Oct 2026US 2026/0299173 A1Samsung Electronics Co., Ltd.
- Capturing and Processing of Images Including Occlusions Focused on an Image Sensor by a Lens Stack Array1 Oct 2026US 2026/0301205 A1Adeia Imaging LLC
Most cited
By later US patents
- Two-dimensional imager with solid-state auto-focus496US 8,988,590 B2Intermec IP Corp. · 2015
- Apparatus for multiple camera devices and method of operating same466US 7,199,348 B2Newport Imaging Corporation · 2007
- LED illumination system for endoscopic cameras464US 6,449,006 B1Apollo Camera, LLC · 2002
- Video imaging system and method using a single full frame sensor and sequential color object illumination378US 5,408,268 AApollo Camera, LLC · 1995
- YCBCR pulsed illumination scheme in a light deficient environment347US 9,516,239 B2DePuy Synthes Products, Inc. · 2016