H04N 1/036
For optical reproduction
Official title: for optical reproduction
H04N1/036 (For optical reproduction) appears on 244 US grants and 50 published applications in this corpus.
Search patents in H04N- Granted patents
- 244
- Published applications
- 50
- Assignees
- 88
- Inventors
- 408
- Latest grant
- 17 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 5 | 0 |
| 1978 | 8 | 0 |
| 1979 | 4 | 0 |
| 1980 | 5 | 0 |
| 1981 | 9 | 0 |
| 1982 | 15 | 0 |
| 1983 | 12 | 0 |
| 1984 | 12 | 0 |
| 1985 | 13 | 0 |
| 1986 | 14 | 0 |
| 1987 | 18 | 0 |
| 1988 | 16 | 0 |
| 1989 | 9 | 0 |
| 1990 | 10 | 0 |
| 1991 | 11 | 0 |
| 1992 | 10 | 0 |
| 1993 | 10 | 0 |
| 1994 | 6 | 0 |
| 1995 | 3 | 0 |
| 1996 | 4 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 0 |
| 2004 | 1 | 2 |
| 2005 | 0 | 1 |
| 2006 | 1 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 1 |
| 2011 | 1 | 0 |
| 2012 | 1 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 3 |
| 2015 | 3 | 2 |
| 2016 | 2 | 4 |
| 2017 | 3 | 2 |
| 2018 | 4 | 7 |
| 2019 | 2 | 1 |
| 2020 | 3 | 3 |
| 2021 | 3 | 2 |
| 2022 | 2 | 9 |
| 2023 | 4 | 5 |
| 2024 | 4 | 1 |
| 2025 | 3 | 3 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Exposure head and image forming apparatus17 Mar 2026US 12,578,668 B2Canon Kabushiki Kaisha
- Light-emitting device and drawing apparatus14 Oct 2025US 12,443,123 B2FUJIFILM Business Innovation Corp.
- Image forming apparatus25 Mar 2025US 12,259,666 B2Canon Kabushiki Kaisha
- Light emitting device and image forming apparatus including light emitting device11 Feb 2025US 12,222,660 B2Canon Kabushiki Kaisha
- Image forming apparatus3 Sep 2024US 12,078,939 B2Canon Kabushiki Kaisha
- Exposure head and image forming apparatus25 Jun 2026US 2026/0177942 A1Canon Kabushiki Kaisha
- Exposure head and image-forming apparatus20 Nov 2025US 2025/0355381 A1Canon Kabushiki Kaisha
- Image forming apparatus5 Jun 2025US 2025/0181007 A1Canon Kabushiki Kaisha
- Light emitting device and image forming apparatus including light emitting device1 May 2025US 2025/0138447 A1Canon Kabushiki Kaisha
- Image forming apparatus31 Oct 2024US 2024/0361711 A1Canon Kabushiki Kaisha
Most cited
By later US patents
- Multiple array full width electro mechanical modulator160US 4,492,435 AXerox Corporation · 1985
- Multichannel optical waveguide page scanner with individually addressable electro-optic modulators125US 5,418,871 AEastman Kodak Company · 1995
- Method for color image processing117US 4,941,038 AThe Mead Corporation · 1990
- Imaging system97US 4,728,185 ATexas Instruments Incorporated · 1988
- TIR Electro-optic modulator with individually addressed electrodes76US 4,281,904 AXerox Corporation · 1981