G03B 27/73
Controlling exposure by variation of spectral composition
Official title: Controlling exposure by variation of spectral composition, e.g. multicolor printers
G03B27/73 (Controlling exposure by variation of spectral composition) appears on 530 US grants and 30 published applications in this corpus.
Search patents in G03B- Granted patents
- 530
- Published applications
- 30
- Assignees
- 91
- Inventors
- 529
- Latest grant
- 14 Jan 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 9 | 0 |
| 1977 | 11 | 0 |
| 1978 | 16 | 0 |
| 1979 | 18 | 0 |
| 1980 | 18 | 0 |
| 1981 | 16 | 0 |
| 1982 | 13 | 0 |
| 1983 | 11 | 0 |
| 1984 | 9 | 0 |
| 1985 | 12 | 0 |
| 1986 | 18 | 0 |
| 1987 | 23 | 0 |
| 1988 | 15 | 0 |
| 1989 | 30 | 0 |
| 1990 | 25 | 0 |
| 1991 | 37 | 0 |
| 1992 | 31 | 0 |
| 1993 | 17 | 0 |
| 1994 | 25 | 0 |
| 1995 | 20 | 0 |
| 1996 | 10 | 0 |
| 1997 | 28 | 0 |
| 1998 | 34 | 0 |
| 1999 | 23 | 0 |
| 2000 | 16 | 0 |
| 2001 | 11 | 1 |
| 2002 | 6 | 5 |
| 2003 | 3 | 1 |
| 2004 | 5 | 4 |
| 2005 | 1 | 6 |
| 2006 | 2 | 5 |
| 2007 | 2 | 2 |
| 2008 | 5 | 2 |
| 2009 | 2 | 1 |
| 2010 | 1 | 0 |
| 2011 | 1 | 0 |
| 2012 | 2 | 0 |
| 2013 | 0 | 1 |
| 2014 | 2 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 1 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 1 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Image exposure device, image exposure method, and program14 Jan 2025US 12,197,116 B2FUJIFILM Corporation
- Selecting colorant amount for printing18 Jun 2019US 10,326,909 B2HP Indigo B. V.
- Automatic generation of a photo guide20 May 2014US 8,731,325 B2Xerox Corporation
- Apparatus and method for recording an image on photographic film28 Jan 2014US 8,639,101 B1Silicon Light Machines Corporation
- Automatic generation of a photo guide25 Dec 2012US 8,340,452 B2Xerox Corporation
- Image exposure device, image exposure method, and program2 Jun 2022US 2022/0171274 A1FUJIFILM Corporation
- Selecting colorant amount for printing18 Jan 2018US 2018/0020119 A1HP Indigo B. V.
- Automatic generation of a photo guide20 Jun 2013US 2013/0156341 A1Xerox Corporation
- Automatic generation of a photo guide17 Sep 2009US 2009/0232409 A1Xerox Corporation
- Auxiliary information for reconstructing digital images processed through print-scan channels19 Jun 2008US 2008/0144124 A1
Most cited
By later US patents
- Methods of collecting photometric image data and determining light exposure by extracting feature image data from an original image158US 5,463,470 AFuji Photo Film Co., Ltd. · 1995
- Auto resoration of a print146US 6,304,345 B1Eastman Kodak Company · 2001
- Photograph printing method121US 5,227,837 AFuji Photo Film Co., Ltd. · 1993
- Standardized color calibration of electronic imagery117US 5,148,288 ASavitar, Inc. · 1992
- Color image reproduction of scenes with preferential tone mapping110US 5,447,811 AEastman Kodak Company · 1995