Y10T 137/7936
Spring guides valve head
Y10T137/7936 (Spring guides valve head) appears on 106 US grants and 44 published applications in this corpus.
Search patents in Y10T- Granted patents
- 106
- Published applications
- 44
- Assignees
- 77
- Inventors
- 169
- Latest grant
- 22 Apr 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 4 | 0 |
| 1978 | 0 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 7 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 3 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 4 | 0 |
| 1988 | 1 | 0 |
| 1989 | 5 | 0 |
| 1990 | 3 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 3 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 1 | 0 |
| 1998 | 5 | 0 |
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 3 | 1 |
| 2002 | 1 | 5 |
| 2003 | 4 | 2 |
| 2004 | 4 | 5 |
| 2005 | 2 | 3 |
| 2006 | 4 | 3 |
| 2007 | 2 | 2 |
| 2008 | 0 | 2 |
| 2009 | 0 | 1 |
| 2010 | 5 | 3 |
| 2011 | 1 | 1 |
| 2012 | 1 | 1 |
| 2013 | 1 | 0 |
| 2014 | 2 | 4 |
| 2015 | 3 | 1 |
| 2016 | 2 | 4 |
| 2017 | 2 | 1 |
| 2018 | 2 | 0 |
| 2019 | 0 | 1 |
| 2020 | 1 | 1 |
| 2021 | 0 | 0 |
| 2022 | 1 | 1 |
| 2023 | 2 | 2 |
| 2024 | 1 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Flow control valve22 Apr 2025US 12,281,716 B2The Bentley Group Ltd.
- Compressor with a suction valve having a spring, a seal, and a cylindrical suction valve body18 Jun 2024US 12,012,964 B2Siam Compressor Industry Co., Ltd.
- Flow control valve30 May 2023US 11,662,029 B2The Bentley Group Ltd.
- Stop/check/expansion plug valve7 Mar 2023US 11,598,435 B2Parker-Hannifin Corporation
- Flow control valve22 Feb 2022US 11,255,443 B2The Bentley Group Ltd.
- A compressor10 Aug 2023US 2023/0250822 A1Siam Compressor Industry Co., Ltd.
- Flow control valve3 Aug 2023US 2023/0243430 A1The Bentley Group Ltd.
- Flow control valve12 May 2022US 2022/0145997 A1The Bentley Group Ltd.
- Stop/check/expansion plug valve12 Nov 2020US 2020/0355414 A1Parker-Hannifin Corporation
- Flow control valve19 Dec 2019US 2019/0383403 A1The Bentley Group Ltd.
Most cited
By later US patents
- Check valve124US 5,349,984 AHalkey-Roberts Corporation · 1994
- Filling and discharging valve for inflatable hollow bodies85US 4,579,141 AITW-ATECO GmbH · 1986
- Check valve68US 5,848,605 ACybor Corporation · 1998
- Compressor discharge valve having a contoured body with a uniform thickness54US 6,537,043 B1Copeland Corporation · 2003
- Self-cleaning inlet head for a fluid49US 5,584,314 A1996