Y10T 137/7937
Cage-type guide for stemless valves
Y10T137/7937 (Cage-type guide for stemless valves) appears on 116 US grants and 52 published applications in this corpus.
Search patents in Y10T- Granted patents
- 116
- Published applications
- 52
- Assignees
- 79
- Inventors
- 184
- Latest grant
- 24 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 4 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 5 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 4 | 0 |
| 1988 | 2 | 0 |
| 1989 | 3 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 4 | 0 |
| 2000 | 8 | 0 |
| 2001 | 5 | 1 |
| 2002 | 2 | 3 |
| 2003 | 6 | 4 |
| 2004 | 2 | 4 |
| 2005 | 9 | 6 |
| 2006 | 2 | 3 |
| 2007 | 3 | 4 |
| 2008 | 2 | 5 |
| 2009 | 2 | 1 |
| 2010 | 4 | 2 |
| 2011 | 1 | 4 |
| 2012 | 2 | 2 |
| 2013 | 5 | 0 |
| 2014 | 4 | 5 |
| 2015 | 3 | 0 |
| 2016 | 1 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 1 | 2 |
| 2020 | 2 | 0 |
| 2021 | 0 | 1 |
| 2022 | 1 | 2 |
| 2023 | 0 | 0 |
| 2024 | 2 | 1 |
| 2025 | 0 | 1 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Systems and methods for piston check valves24 Feb 2026US 12,560,252 B2SCV Valve, LLC
- Discharge valve arrangement for a refrigerant compressor25 Jun 2024US 12,018,666 B2Danfoss Commercial Compressors
- Systems and methods for piston check valves2 Jan 2024US 11,859,722 B2SCV Valve, LLC
- Systems and methods for piston check valves21 Jun 2022US 11,365,820 B2SCV Valve, LLC
- Intake pulsation damper of swash plate-type compressor24 Nov 2020US 10,844,853 B2Hanon Systems
- Systems and methods for piston check valves18 Jun 2026US 2026/0168584 A1SCV Valve, LLC
- Orifice check valve25 Dec 2025US 2025/0389338 A1
- Systems and methods for piston check valves14 Mar 2024US 2024/0084905 A1SCV Valve, LLC
- Discharge valve arrangement for a refrigerant compressor15 Dec 2022US 2022/0397109 A1Danfoss Commercial Compressors
- Systems and methods for piston check valves8 Sep 2022US 2022/0282797 A1SCV Valve, LLC
Most cited
By later US patents
- Fluid end for high-pressure fluid pumps100US 5,253,987 A1993
- Closure device with self-aligning poppet69US 6,978,800 B2Colder Products Company · 2005
- Scroll machine with discus discharge valve57US 6,179,589 B2Copeland Corporation · 2001
- Check valve57US 6,564,828 B1Nippon Pillar Packing Co., Ltd. · 2003
- Valve assembly for reciprocating plunger pump47US 4,432,386 AButterworth, Inc. · 1984