H04N 25/633
By using optical black pixels
Official title: by using optical black pixels
H04N25/633 (By using optical black pixels) appears on 758 US grants and 784 published applications in this corpus.
Search patents in H04N- Granted patents
- 758
- Published applications
- 784
- Assignees
- 185
- Inventors
- 1,220
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 5 | 0 |
| 1993 | 6 | 0 |
| 1994 | 4 | 0 |
| 1995 | 4 | 0 |
| 1996 | 2 | 0 |
| 1997 | 6 | 0 |
| 1998 | 3 | 0 |
| 1999 | 3 | 0 |
| 2000 | 5 | 0 |
| 2001 | 2 | 7 |
| 2002 | 5 | 12 |
| 2003 | 3 | 20 |
| 2004 | 14 | 16 |
| 2005 | 9 | 28 |
| 2006 | 10 | 20 |
| 2007 | 17 | 25 |
| 2008 | 19 | 45 |
| 2009 | 25 | 43 |
| 2010 | 37 | 37 |
| 2011 | 37 | 44 |
| 2012 | 48 | 27 |
| 2013 | 40 | 31 |
| 2014 | 33 | 25 |
| 2015 | 32 | 26 |
| 2016 | 25 | 38 |
| 2017 | 31 | 27 |
| 2018 | 32 | 37 |
| 2019 | 38 | 41 |
| 2020 | 41 | 61 |
| 2021 | 40 | 37 |
| 2022 | 56 | 44 |
| 2023 | 42 | 35 |
| 2024 | 27 | 32 |
| 2025 | 27 | 13 |
| 2026 | 15 | 13 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Imaging element and electronic device15 Sep 2026US 12,739,530 B2Sony Semiconductor Solutions Corporation
- Circuitry and methods for mitigating imbalance in image sensors with multiple readout paths1 Sep 2026US 12,725,308 B2Semiconductor Components Industries, LLC
- Photosite circuit using switched operational phases11 Aug 2026US 12,707,162 B2TriEye Ltd.
- Solid-state imaging element, imaging device, and method for controlling solid-state imaging element23 Jun 2026US 12,666,171 B2Sony Semiconductor Solutions Corporation
- Image sensor including dark current removal16 Jun 2026US 12,659,614 B2Samsung Electronics Co., Ltd.
- Cmos image sensor10 Sep 2026US 2026/0271413 A1Taiwan Semiconductor Manufacturing Company.Ltd
- Ultra-fast scanning x-ray imaging device with live dynamic offset calibration20 Aug 2026US 2026/0243704 A1Athlos Oy
- Imaging device6 Aug 2026US 2026/0230728 A1Mitsubishi Electric Corporation
- Photodetection device, imaging device and electronic equipment30 Jul 2026US 2026/0222701 A1Sony Semiconductor Solutions Corporation
- Photodetection element and electronic device9 Jul 2026US 2026/0197562 A1Sony Semiconductor Solutions Corporation
Most cited
By later US patents
- CCD output processing stage that amplifies signals from colored pixels based on the conversion efficiency of the colored pixels230US 6,774,941 B1National Semiconductor Corporation · 2004
- Method and apparatus for reading image information formed on material208US 5,070,414 AKabushiki Kaisha Toshiba · 1991
- X-ray imaging apparatus using X-ray planar detector174US 5,818,898 AKabushiki Kaisha Toshiba · 1998
- Electrical sensing apparatus and method utilizing an array of transducer elements165US 6,831,690 B1Symagery Microsystems Inc. · 2004
- Signal correction device of photoelectric conversion equipment125US 5,132,801 ANikon Corporation · 1992