Y10S 251/901
Curtain type valves
Y10S251/901 (Curtain type valves) appears on 128 US grants and 21 published applications in this corpus.
Search patents in Y10S- Granted patents
- 128
- Published applications
- 21
- Assignees
- 74
- Inventors
- 158
- Latest grant
- 12 Apr 2011
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 2 | 0 |
| 1978 | 8 | 0 |
| 1979 | 2 | 0 |
| 1980 | 3 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 3 | 0 |
| 1984 | 6 | 0 |
| 1985 | 4 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 3 | 0 |
| 1989 | 5 | 0 |
| 1990 | 0 | 0 |
| 1991 | 3 | 0 |
| 1992 | 4 | 0 |
| 1993 | 5 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 4 | 0 |
| 1998 | 1 | 0 |
| 1999 | 12 | 0 |
| 2000 | 5 | 0 |
| 2001 | 13 | 2 |
| 2002 | 1 | 3 |
| 2003 | 4 | 1 |
| 2004 | 4 | 5 |
| 2005 | 6 | 5 |
| 2006 | 3 | 3 |
| 2007 | 4 | 0 |
| 2008 | 0 | 1 |
| 2009 | 1 | 1 |
| 2010 | 3 | 0 |
| 2011 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Airing and venting elements for pipes and fittings12 Apr 2011US 7,921,868 B2HAWLE Armaturen GmbH
- Air conditioner for vehicle use24 Aug 2010US 7,779,900 B2Denso Corporation
- Air conditioner for vehicle use20 Apr 2010US 7,699,096 B2Denso Corporation
- Control device comprising a roller band cassette2 Mar 2010US 7,670,215 B2Behr GmbH & Co.
- Sliding valve, especially for heating, ventilation and air conditioning system5 May 2009US 7,527,551 B2Delphi Technologies, Inc.
- Air conditioner for vehicle use8 Oct 2009US 2009/0250194 A1Denso Corporation
- Airing and venting elements for pipes and fittings13 Nov 2008US 2008/0276994 A1HAWLE Armaturen GmbH
- Valve15 Jun 2006US 2006/0124087 A1Massachusetts Institute of Technology
- Air conditioner for vehicle use16 Mar 2006US 2006/0053815 A1Denso Corporation
- Sliding valve2 Mar 2006US 2006/0046633 A1Delphi Technologies, Inc.
Most cited
By later US patents
- Connection device avoiding contamination186US 4,804,015 ASteridose Systems AB · 1989
- Buckled actuator with enhanced restoring force120US 5,901,939 AHoneywell Inc. · 1999
- Valve and semiconductor fabricating equipment using the same83US 5,380,396 AHitachi, Ltd. · 1995
- Fluid responsive vent control valve with peel-away opening action48US 5,605,175 A1997
- Series mountable gas valve46US 6,189,568 B1Honeywell International Inc. · 2001