H04N 1/4053
With threshold modulated relative to input image data or vice versa
Official title: {with threshold modulated relative to input image data or vice versa}
H04N1/4053 (With threshold modulated relative to input image data or vice versa) appears on 228 US grants and 143 published applications in this corpus.
Search patents in H04N- Granted patents
- 228
- Published applications
- 143
- Assignees
- 68
- Inventors
- 289
- Latest grant
- 13 May 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 4 | 0 |
| 1992 | 6 | 0 |
| 1993 | 6 | 0 |
| 1994 | 7 | 0 |
| 1995 | 4 | 0 |
| 1996 | 10 | 0 |
| 1997 | 3 | 0 |
| 1998 | 15 | 0 |
| 1999 | 9 | 0 |
| 2000 | 6 | 0 |
| 2001 | 5 | 4 |
| 2002 | 7 | 10 |
| 2003 | 6 | 9 |
| 2004 | 6 | 6 |
| 2005 | 6 | 10 |
| 2006 | 8 | 11 |
| 2007 | 11 | 8 |
| 2008 | 9 | 8 |
| 2009 | 6 | 8 |
| 2010 | 7 | 4 |
| 2011 | 7 | 3 |
| 2012 | 8 | 6 |
| 2013 | 8 | 8 |
| 2014 | 12 | 5 |
| 2015 | 8 | 5 |
| 2016 | 4 | 3 |
| 2017 | 5 | 9 |
| 2018 | 7 | 8 |
| 2019 | 8 | 6 |
| 2020 | 8 | 5 |
| 2021 | 2 | 0 |
| 2022 | 3 | 5 |
| 2023 | 2 | 1 |
| 2024 | 0 | 0 |
| 2025 | 2 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Image processing apparatus to improve dot dispersibility with N-gradation multi-valued data, image processing method, and storage medium13 May 2025US 12,301,773 B2Canon Kabushiki Kaisha
- Recording device and recording method11 Mar 2025US 12,246,541 B2Seiko Epson Corporation
- Image processing apparatus, image processing method, and storage medium23 May 2023US 11,657,245 B2Canon Kabushiki Kaisha
- Image processing apparatus, image processing method, and non-transitory computer-readable storage medium21 Feb 2023US 11,588,956 B2Canon Kabushiki Kaisha
- Uniformity compensation mechanism using missing neighbor thresholds27 Dec 2022US 11,539,857 B2Ricoh Company, Ltd.
- Image processing apparatus and image processing method15 Jan 2026US 2026/0017802 A1Seiko Epson Corporation
- Recording device and recording method28 Sep 2023US 2023/0302818 A1Seiko Epson Corporation
- Defective nozzle compensation mechanism8 Sep 2022US 2022/0286579 A1Ricoh Company, Ltd.
- Image processing apparatus to improve dot dispersibility with n-gradation multi-valued data, image processing method, and storage medium2 Jun 2022US 2022/0174181 A1Canon Kabushiki Kaisha
- Methods and systems for screening images17 Feb 2022US 2022/0051062 A1Global Inkjet Systems Limited
Most cited
By later US patents
- Method for edge enhanced error diffusion103US 5,045,952 AXerox Corporation · 1991
- Adaptive error diffusion with improved edge and sharpness perception93US 6,671,068 B1Sharp Laboratories of America, Inc. · 2003
- Halftoning with changeable error diffusion weights92US 6,172,768 B2Canon Kabushiki Kaisha · 2001
- Image processing apparatus78US 5,153,925 ACanon Kabushiki Kaisha · 1992
- Higher order error diffusion of digital halftoning76US 6,753,978 B1Sharp Laboratories of America, Inc. · 2004