G03B 7/16
In accordance with both the intensity of the flash source and the
Official title: in accordance with both the intensity of the flash source and the distance of the flash source from the object, e.g. in accordance with the "guide number" of the flash bulb and the focusing of the camera
G03B7/16 (In accordance with both the intensity of the flash source and the) appears on 715 US grants and 225 published applications in this corpus.
Search patents in G03B- Granted patents
- 715
- Published applications
- 225
- Assignees
- 148
- Inventors
- 868
- Latest grant
- 17 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 10 | 0 |
| 1977 | 21 | 0 |
| 1978 | 20 | 0 |
| 1979 | 9 | 0 |
| 1980 | 11 | 0 |
| 1981 | 21 | 0 |
| 1982 | 26 | 0 |
| 1983 | 12 | 0 |
| 1984 | 31 | 0 |
| 1985 | 28 | 0 |
| 1986 | 8 | 0 |
| 1987 | 11 | 0 |
| 1988 | 15 | 0 |
| 1989 | 20 | 0 |
| 1990 | 23 | 0 |
| 1991 | 22 | 0 |
| 1992 | 21 | 0 |
| 1993 | 25 | 0 |
| 1994 | 24 | 0 |
| 1995 | 24 | 0 |
| 1996 | 22 | 0 |
| 1997 | 23 | 0 |
| 1998 | 31 | 0 |
| 1999 | 18 | 0 |
| 2000 | 20 | 0 |
| 2001 | 11 | 2 |
| 2002 | 11 | 8 |
| 2003 | 7 | 1 |
| 2004 | 6 | 7 |
| 2005 | 4 | 6 |
| 2006 | 6 | 10 |
| 2007 | 4 | 15 |
| 2008 | 4 | 5 |
| 2009 | 9 | 6 |
| 2010 | 10 | 7 |
| 2011 | 10 | 3 |
| 2012 | 3 | 10 |
| 2013 | 5 | 8 |
| 2014 | 5 | 6 |
| 2015 | 13 | 13 |
| 2016 | 10 | 17 |
| 2017 | 13 | 12 |
| 2018 | 7 | 12 |
| 2019 | 15 | 20 |
| 2020 | 17 | 20 |
| 2021 | 16 | 9 |
| 2022 | 12 | 7 |
| 2023 | 6 | 9 |
| 2024 | 5 | 9 |
| 2025 | 9 | 3 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Image capturing apparatus capable of reducing exposure variation between upper and lower end areas of image, method of controlling image capturing apparatus, and storage medium17 Mar 2026US 12,578,623 B2Canon Kabushiki Kaisha
- Color correction device, and color correction system having external flash21 Oct 2025US 12,452,972 B2Yingyou Equipment Co., Ltd.
- External flash, and color correction system having external flash26 Aug 2025US 12,401,878 B2Yingyou Equipment Co., Ltd.
- Lighting control for multi-view image capture12 Aug 2025US 12,389,126 B2Sony Corporation of America
- Color correction detection apparatus and color correction system having external flash22 Jul 2025US 12,369,236 B2Yingyou Equipment Co., Ltd.
- Image capturing system capable of performing image capturing in desired charge accumulation time in image sensor while suppressing generation of stripes, image capturing apparatus, lighting device, method of controlling image capturing system, and storage medium28 Aug 2025US 2025/0274676 A1Canon Kabushiki Kaisha
- Lighting apparatus capable of switching flash modes of lighting apparatus by simple operation with respect to image pickup apparatus, control method for lighting apparatus, storage medium, and image pickup system31 Jul 2025US 2025/0244638 A1Canon Kabushiki Kaisha
- Imaging system and method with adaptive scanning active illumination2 Jan 2025US 2025/0008240 A1Aeye, Inc.
- Light source device3 Oct 2024US 2024/0328600 A1Nichia Corporation
- Imaging condition setting system, imaging condition setting method, and program12 Sep 2024US 2024/0305893 A1OMRON Corporation
Most cited
By later US patents
- Intelligent camera flash system204US 6,151,073 AFotoNation Limited · 2000
- Exposure control apparatus for camera146US 5,086,314 ANikon Corporation · 1992
- Diaphragm control circuit for TTL automatic electronic flash103US 4,474,451 AOlympus Optical Co., Ltd. · 1984
- Control device for use in a camera having a consecutive picture taking mode and a single picture taking mode99US 4,956,656 AMinolta Camera Kabushiki Kaisha · 1990
- Speed detection and image capture system for moving vehicles99US 5,938,717 ALaser Technology, Inc. · 1999