H04N 1/40012
Conversion of colour to monochrome
Official title: {Conversion of colour to monochrome}
H04N1/40012 (Conversion of colour to monochrome) appears on 359 US grants and 346 published applications in this corpus.
Search patents in H04N- Granted patents
- 359
- Published applications
- 346
- Assignees
- 144
- Inventors
- 633
- Latest grant
- 10 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 4 | 0 |
| 1989 | 0 | 0 |
| 1990 | 3 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 7 | 0 |
| 1997 | 5 | 0 |
| 1998 | 5 | 0 |
| 1999 | 6 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 2 |
| 2002 | 5 | 4 |
| 2003 | 3 | 10 |
| 2004 | 6 | 9 |
| 2005 | 3 | 15 |
| 2006 | 12 | 17 |
| 2007 | 8 | 12 |
| 2008 | 6 | 28 |
| 2009 | 7 | 10 |
| 2010 | 16 | 22 |
| 2011 | 15 | 16 |
| 2012 | 15 | 12 |
| 2013 | 20 | 14 |
| 2014 | 22 | 11 |
| 2015 | 15 | 10 |
| 2016 | 8 | 12 |
| 2017 | 14 | 12 |
| 2018 | 14 | 21 |
| 2019 | 18 | 14 |
| 2020 | 15 | 17 |
| 2021 | 22 | 19 |
| 2022 | 15 | 14 |
| 2023 | 21 | 17 |
| 2024 | 14 | 14 |
| 2025 | 12 | 11 |
| 2026 | 5 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Methods and systems for processing an image10 Mar 2026US 12,572,768 B2Stryker Corporation
- Image data processing method, image data processing apparatus, and commercial use3 Mar 2026US 12,567,228 B2TOSYO, Inc.
- Image processing apparatus which converts color images to monochrome with perceptible gradations in gray value, and image processing method and storage medium for same17 Feb 2026US 12,556,642 B2Canon Kabushiki Kaisha
- Method and device for determining coordinates of contact through-holes in memory device3 Feb 2026US 12,541,839 B2Yangtze Memory Technologies Co., Ltd.
- Activity detection at point of sale20 Jan 2026US 12,530,669 B2Toshiba Global Commerce Solutions, Inc.
- Image processing apparatus, image processing method, computer-readable storage medium, and image formation system4 Jun 2026US 2026/0156216 A1Canon Kabushiki Kaisha
- Electronic apparatus and stereoscopic image display method thereof5 Feb 2026US 2026/0039780 A1Acer Incorporated
- Document-reading system8 Jan 2026US 2026/0012543 A1Canon Kabushiki Kaisha
- Measuring lighting levels using a visible light sensor25 Dec 2025US 2025/0393111 A1Lutron Technology Company LLC
- Electronic image comparison and materiality determination18 Dec 2025US 2025/0384658 A1HRB Innovations, Inc.
Most cited
By later US patents
- Method and system operative to process color image data541US 8,600,158 B2Hand Held Products, Inc. · 2013
- Method and system operative to process color image data476US 8,849,019 B2Hand Held Products, Inc. · 2014
- Automatic remote deposit image preparation apparatuses, methods and systems191US 8,688,579 B1United Services Automobile Association (USAA) · 2014
- Apparatuses, methods and systems for remote deposit capture with enhanced image detection145US 9,129,340 B1United Services Automobile Association (USAA) · 2015
- Remote deposit image inspection apparatuses, methods and systems133US 8,837,806 B1United Services Automobile Association (USAA) · 2014