G03D 7/00
Gas processing apparatus
G03D7/00 (Gas processing apparatus) appears on 86 US grants and 4 published applications in this corpus.
Search patents in G03D- Granted patents
- 86
- Published applications
- 4
- Assignees
- 34
- Inventors
- 99
- Latest grant
- 31 Mar 2009
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 9 | 0 |
| 1978 | 11 | 0 |
| 1979 | 14 | 0 |
| 1980 | 11 | 0 |
| 1981 | 7 | 0 |
| 1982 | 6 | 0 |
| 1983 | 4 | 0 |
| 1984 | 5 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 3 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 1 | 0 |
| 2010 | 0 | 1 |
| 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 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Thermal processor with contaminant removal cartridge31 Mar 2009US 7,510,596 B2Carestream Health, Inc.
- Filter for photothermographic developer26 Mar 1996US 5,502,533 AMinnesota Mining and Manufacturing Company
- Filter for a photothermographic developer21 Nov 1995US 5,469,238 AMinnesota Mining and Manufacturing Company
- Combination developer/absorber package25 Jul 1995US 5,436,687 AUniversal Developer and Manufacturing Co.
- Copying apparatus3 Mar 1992US 5,093,687 ASomar Corporation
- Mercury Vapor Apparatus13 Aug 2020US 2020/0257191 A1
- Substrate processing apparatus1 Apr 2010US 2010/0081097 A1Sokudo Co., Ltd.
- Thermal processor with contaminant removal cartridge28 Jun 2007US 2007/0144346 A1Carestream Health, Inc.
- Substrate processing apparatus28 Dec 2006US 2006/0291854 A1Dainippon Screen Mfg.Co., Ltd.
Most cited
By later US patents
- Apparatus for eliminating ammonia fumes emanating from diazo copiers25US 4,059,409 ABlu-Ray, Incorporated · 1977
- Cap assembly and lock for aqueous ammonia container21US 4,134,522 AAddressograph Multigraph Corporation · 1979
- Thermal processor21US 4,148,575 ARCA Corporation · 1979
- Adsorbent cartridge for the exhaust of diazo process machines20US 4,333,752 AMichlin Chemical Corporation · 1982
- Developer transport roll16US 4,189,815 AAM International, Inc. · 1980