H04N 9/3182
Colour adjustment
Official title: {Colour adjustment, e.g. white balance, shading or gamut (white balance per se H04N9/73; control of amplitude of colour signals H04N9/68; colour control circuits for displays in general G09G5/02, G09G3/2003, G09G3/3607)}
H04N9/3182 (Colour adjustment) appears on 1,332 US grants and 1,655 published applications in this corpus.
Search patents in H04N- Granted patents
- 1,332
- Published applications
- 1,655
- Assignees
- 413
- Inventors
- 2,432
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 6 | 0 |
| 1995 | 3 | 0 |
| 1996 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 7 | 0 |
| 1999 | 3 | 0 |
| 2000 | 5 | 0 |
| 2001 | 8 | 1 |
| 2002 | 8 | 18 |
| 2003 | 9 | 24 |
| 2004 | 18 | 29 |
| 2005 | 16 | 35 |
| 2006 | 29 | 47 |
| 2007 | 19 | 45 |
| 2008 | 21 | 30 |
| 2009 | 22 | 48 |
| 2010 | 21 | 35 |
| 2011 | 30 | 46 |
| 2012 | 33 | 43 |
| 2013 | 43 | 55 |
| 2014 | 47 | 77 |
| 2015 | 64 | 78 |
| 2016 | 69 | 83 |
| 2017 | 73 | 109 |
| 2018 | 95 | 125 |
| 2019 | 128 | 112 |
| 2020 | 99 | 122 |
| 2021 | 102 | 113 |
| 2022 | 98 | 91 |
| 2023 | 90 | 91 |
| 2024 | 68 | 70 |
| 2025 | 54 | 73 |
| 2026 | 38 | 55 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Multi-projector system and method of calibrating multi-projector system6 Oct 2026US 12,756,799 B2Coretronic Corporation
- Electronic device for displaying image and operating method of electronic device29 Sep 2026US 12,750,466 B2Samsung Electronics Co., Ltd.
- Projection system and method with blended color gamut15 Sep 2026US 12,739,358 B2Dolby Laboratories Licensing Corporation
- Projector control method and projector device1 Sep 2026US 12,726,600 B2Benq Corporation
- Electronic device, device management server, control method for electronic device, and control method for device management server25 Aug 2026US 12,720,025 B2Sharp Display Solutions, Ltd.
- Display method, display device, electronic equipment, storage medium and program product8 Oct 2026US 2026/0313077 A1Xiaomi EV Technology Co., Ltd.
- Image correction method8 Oct 2026US 2026/0313078 A1Seiko Epson Corporation
- Display method for projection device, projection device, and storage medium1 Oct 2026US 2026/0303765 A1Anker Innovations Technology Co., Ltd.
- Projection method, projection system, and non-transitory computer-readable storage medium storing program1 Oct 2026US 2026/0303766 A1Seiko Epson Corporation
- High luminance projection displays and associated methods17 Sep 2026US 2026/0281286 A1Dolby Laboratories Licensing Corporation
Most cited
By later US patents
- View projection matrix based high performance low latency display pipeline245US 8,013,904 B2Seiko Epson Corporation · 2011
- System and method for automated calibration and correction of display geometry and color234US 8,406,562 B2Geo Semiconductor Inc. · 2013
- Correcting non-uniformity in displays167US 6,285,349 B1Intel Corporation · 2001
- Projection video display systems154US 5,386,253 ARank Brimar Limited · 1995
- Method and system for efficient edge blending in high fidelity multichannel computer graphics displays130US 6,545,685 B1Silicon Graphics, Inc. · 2003