G03C 7/18
Processes for the correction of the colour image in subtractive colour photography
Official title: Processes for the correction of the colour image in subtractive colour photography (using coloured couplers G03C7/333)
G03C7/18 (Processes for the correction of the colour image in subtractive colour photography) appears on 27 US grants and 1 published applications in this corpus.
Search patents in G03C- Granted patents
- 27
- Published applications
- 1
- Assignees
- 13
- Inventors
- 54
- Latest grant
- 2 Jan 2001
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 3 | 0 |
| 1978 | 0 | 0 |
| 1979 | 3 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Method for forming color image2 Jan 2001US 6,168,892 AKonica Corporation
- Crosstalk correction5 Dec 2000US 6,156,465 ACymbolic Sciences Inc.
- Color negatives adapted for visual inspection26 Oct 1999US 5,972,585 AEastman Kodak Company
- Method for manufacturing a printing plate7 Apr 1998US 5,735,983 APolyfibron Technologies, Inc.
- Image forming method3 Jun 1997US 5,635,340 AKonica Corporation
Most cited
By later US patents
- Crosstalk correction44US 6,156,465 ACymbolic Sciences Inc. · 2000
- Method for forming color image21US 6,168,892 AKonica Corporation · 2001
- Apparatus for introducing substances into liquids e.g. metal melts15US 4,575,393 AInjectall Limited · 1986
- Laminating process for producing high fidelity color prints12US 4,305,768 AJohn F. Lontz Associates, Inc. · 1981
- Improving the color balance of multicolor prints by exposure through contrast reducing light distribution means12US 4,483,916 AAgfa-Gevaert · 1984