G03B 27/6271
In enlargers
Official title: {in enlargers}
G03B27/6271 (In enlargers) appears on 304 US grants and 15 published applications in this corpus.
Search patents in G03B- Granted patents
- 304
- Published applications
- 15
- Assignees
- 50
- Inventors
- 318
- Latest grant
- 21 Mar 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 5 | 0 |
| 1978 | 6 | 0 |
| 1979 | 3 | 0 |
| 1980 | 6 | 0 |
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 4 | 0 |
| 1984 | 4 | 0 |
| 1985 | 8 | 0 |
| 1986 | 7 | 0 |
| 1987 | 6 | 0 |
| 1988 | 11 | 0 |
| 1989 | 6 | 0 |
| 1990 | 18 | 0 |
| 1991 | 10 | 0 |
| 1992 | 16 | 0 |
| 1993 | 8 | 0 |
| 1994 | 22 | 0 |
| 1995 | 14 | 0 |
| 1996 | 18 | 0 |
| 1997 | 29 | 0 |
| 1998 | 24 | 0 |
| 1999 | 28 | 0 |
| 2000 | 15 | 0 |
| 2001 | 10 | 4 |
| 2002 | 7 | 5 |
| 2003 | 4 | 2 |
| 2004 | 5 | 2 |
| 2005 | 1 | 1 |
| 2006 | 3 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 1 | 1 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Film recording systems for personalized images21 Mar 2023US 11,610,608 B1Projectagram LLC
- Enlarger for digital photographs on photographic paper utilizing a software application1 Sep 2020US 10,764,451 B2Charles Beseler Company
- Image reading apparatus and method17 Oct 2006US 7,123,289 B2Fuji Photo Film Co., Ltd.
- Film holder for an advanced photo system4 Jul 2006US 7,070,140 B2Benq Corporation
- Image reading apparatus and transparent original adapter25 Apr 2006US 7,034,967 B2Nikon Corporation
- Apparatus and method for enlarging digital photographs on photographic paper19 Mar 2020US 2020/0092428 A1Charles Beseler Company
- Film holder for an advanced photo system5 May 2005US 2005/0092860 A1Benq Corporation
- Photographic and video image system2 Dec 2004US 2004/0239805 A1Sony Corporation
- Film frame alignment method and system for an imaging apparatus1 Jul 2004US 2004/0125350 A1Eastman Kodak Company
- Image reading apparatus and method30 Oct 2003US 2003/0202094 A1Fuji Photo Film Co., Ltd.
Most cited
By later US patents
- Photographic and video image system129US 5,752,114 ASony Corporation · 1998
- Picture frame number discriminating method and apparatus therefor82US 4,918,484 AFuji Photo Film Co., Ltd. · 1990
- Image frame detection47US 5,414,779 AEastman Kodak Company · 1995
- Method for detecting and positioning frame numbers in a photographic film44US 5,128,519 AFuji Photo Film Co., Ltd. · 1992
- Photographic film loading method, photographic film conveying apparatus, and image reading apparatus40US 5,880,819 AFuji Photo Film Co., Ltd. · 1999