G06K 15/1261
Using an array of light sources
Official title: {using an array of light sources}
G06K15/1261 (Using an array of light sources) appears on 140 US grants and 50 published applications in this corpus.
Search patents in G06K- Granted patents
- 140
- Published applications
- 50
- Assignees
- 56
- Inventors
- 248
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 4 | 0 |
| 1984 | 4 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 6 | 0 |
| 1989 | 10 | 0 |
| 1990 | 7 | 0 |
| 1991 | 3 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 6 | 0 |
| 1995 | 4 | 0 |
| 1996 | 4 | 0 |
| 1997 | 6 | 0 |
| 1998 | 7 | 0 |
| 1999 | 4 | 0 |
| 2000 | 3 | 0 |
| 2001 | 9 | 5 |
| 2002 | 8 | 2 |
| 2003 | 5 | 3 |
| 2004 | 2 | 0 |
| 2005 | 2 | 9 |
| 2006 | 3 | 2 |
| 2007 | 1 | 0 |
| 2008 | 3 | 4 |
| 2009 | 2 | 1 |
| 2010 | 3 | 4 |
| 2011 | 3 | 3 |
| 2012 | 3 | 0 |
| 2013 | 1 | 0 |
| 2014 | 0 | 1 |
| 2015 | 1 | 0 |
| 2016 | 2 | 3 |
| 2017 | 0 | 0 |
| 2018 | 1 | 2 |
| 2019 | 1 | 1 |
| 2020 | 1 | 1 |
| 2021 | 1 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 3 |
| 2024 | 3 | 3 |
| 2025 | 1 | 3 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Image forming apparatus15 Sep 2026US 12,734,829 B2Canon Kabushiki Kaisha
- Image forming apparatus that can perform light amount calibration to adjust the density of a half tone image30 Jun 2026US 12,669,764 B2KYOCERA Document Solutions Inc.
- Light-emitting chip including plurality of light-emitting portions, and image-forming apparatus4 Mar 2025US 12,242,208 B2Canon Kabushiki Kaisha
- Image forming apparatus and exposure apparatus for forming image using rod lens array19 Nov 2024US 12,147,169 B2Canon Kabushiki Kaisha
- Exposure head and image forming apparatus15 Oct 2024US 12,117,743 B2Canon Kabushiki Kaisha
- Communication system and image-forming apparatus14 Aug 2025US 2025/0258460 A1
- Image forming apparatus10 Jul 2025US 2025/0224689 A1KYOCERA Document Solutions Inc.
- Light-emitting chip including plurality of light-emitting portions, and image-forming apparatus29 May 2025US 2025/0172887 A1Canon Kabushiki Kaisha
- Image processing apparatus, non-transitory computer readable medium, and method for controlling image processing apparatus8 Aug 2024US 2024/0265222 A1FUJIFILM Business Innovation Corp.
- Image forming apparatus and exposure apparatus29 Feb 2024US 2024/0069462 A1Canon Kabushiki Kaisha
Most cited
By later US patents
- Laser marking apparatus82US 4,652,722 AVideojet Systems International, Inc. · 1987
- Optical scanning apparatus and image forming apparatus having defective light source detection61US 6,376,837 B1Ricoh Company, Ltd. · 2002
- Beam recording apparatus effecting the recording by a plurality of beams52US 4,393,387 ACanon Kabushiki Kaisha · 1983
- Method for correcting the beam intensity in an image recording apparatus using a multi-channel light modulator50US 6,956,596 B2Dainippon Screen Mfg.Co., Ltd. · 2005
- Method of utilizing a multiple emitter solid state laser in a raster output scanner (ROS)45US 4,796,964 AXerox Corporation · 1989