G03G 15/04054
By led arrays
Official title: {by LED arrays}
G03G15/04054 (By led arrays) appears on 516 US grants and 600 published applications in this corpus.
Search patents in G03G- Granted patents
- 516
- Published applications
- 600
- Assignees
- 71
- Inventors
- 715
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 3 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 4 | 0 |
| 1989 | 2 | 0 |
| 1990 | 4 | 0 |
| 1991 | 3 | 0 |
| 1992 | 4 | 0 |
| 1993 | 5 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 1 | 0 |
| 1998 | 5 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 1 |
| 2002 | 2 | 2 |
| 2003 | 4 | 1 |
| 2004 | 1 | 7 |
| 2005 | 3 | 4 |
| 2006 | 3 | 11 |
| 2007 | 5 | 6 |
| 2008 | 3 | 22 |
| 2009 | 7 | 29 |
| 2010 | 16 | 28 |
| 2011 | 22 | 23 |
| 2012 | 22 | 26 |
| 2013 | 26 | 23 |
| 2014 | 36 | 24 |
| 2015 | 29 | 20 |
| 2016 | 24 | 32 |
| 2017 | 27 | 23 |
| 2018 | 23 | 36 |
| 2019 | 42 | 31 |
| 2020 | 28 | 28 |
| 2021 | 33 | 29 |
| 2022 | 27 | 35 |
| 2023 | 20 | 34 |
| 2024 | 26 | 27 |
| 2025 | 27 | 74 |
| 2026 | 15 | 24 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Light emitting members6 Oct 2026US 12,754,493 B2Hewlett-Packard Development Company, L. P.
- Image forming apparatus8 Sep 2026US 12,730,408 B2Canon Kabushiki Kaisha
- Image forming apparatus with cooling configuration8 Sep 2026US 12,730,409 B2Canon Kabushiki Kaisha
- Image forming apparatus with tool for holding exposure head and the tool thereof18 Aug 2026US 12,710,721 B2Canon Kabushiki Kaisha
- Image forming apparatus including an exposure head that exposes a photosensitive member4 Aug 2026US 12,699,348 B2Canon Kabushiki Kaisha
- Image forming apparatus8 Oct 2026US 2026/0310115 A1Canon Kabushiki Kaisha
- Image forming apparatus3 Sep 2026US 2026/0259517 A1Canon Kabushiki Kaisha
- Light emitting device, optical writing device using the same, and image forming system20 Aug 2026US 2026/0244125 A1FUJIFILM Business Innovation Corp.
- Exposure head and image forming apparatus25 Jun 2026US 2026/0177942 A1Canon Kabushiki Kaisha
- Organic light-emitting device18 Jun 2026US 2026/0173638 A1Canon Kabushiki Kaisha
Most cited
By later US patents
- Electronic display devices and methods195US 6,859,218 B1Hewlett-Packard Development Company, L. P. · 2005
- Writing device for color electronic paper59US 7,292,231 B2Seiko Epson Corporation · 2007
- Optical recording head and belt positioning apparatus54US 4,703,334 ARicoh Company, Ltd. · 1987
- Image forming apparatus having a plurality of image forming sections each having different means of forming images48US 5,781,823 AOki Data Corporation · 1998
- Printing press and method41US 5,043,749 AAM International, Inc. · 1991