F04B 39/1013
The members being of the poppet valve type
Official title: {the members being of the poppet valve type}
F04B39/1013 (The members being of the poppet valve type) appears on 72 US grants and 89 published applications in this corpus.
Search patents in F04B- Granted patents
- 72
- Published applications
- 89
- Assignees
- 65
- Inventors
- 150
- Latest grant
- 11 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 4 |
| 2003 | 2 | 2 |
| 2004 | 0 | 3 |
| 2005 | 1 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 1 |
| 2009 | 0 | 4 |
| 2010 | 0 | 4 |
| 2011 | 0 | 1 |
| 2012 | 1 | 1 |
| 2013 | 2 | 6 |
| 2014 | 1 | 6 |
| 2015 | 4 | 5 |
| 2016 | 5 | 2 |
| 2017 | 3 | 5 |
| 2018 | 5 | 11 |
| 2019 | 6 | 6 |
| 2020 | 10 | 4 |
| 2021 | 3 | 5 |
| 2022 | 6 | 7 |
| 2023 | 4 | 1 |
| 2024 | 4 | 2 |
| 2025 | 3 | 2 |
| 2026 | 0 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Check valve damping11 Nov 2025US 12,467,555 B2Danfoss A/S
- Gas operated infinite step valve for a reciprocating compressor26 Aug 2025US 12,398,721 B2Siemens Energy, Inc.
- Electro-magnetic throttle valve with integrated blowdown conduit29 Jul 2025US 12,372,162 B2Ingersoll-Rand Industrial U.S., Inc.
- Electro-magnetic throttle valve with integrated blowdown conduit28 May 2024US 11,994,232 B1Ingersoll-Rand Industrial U.S., Inc.
- Air pump with external pressure relief valve7 May 2024US 11,976,649 B2Tangtring Seating Technology Inc.
- Near-isothermal gas compressor and/or /expander system30 Jul 2026US 2026/0218693 A1University of Virginia Patent Foundation
- Hydraulic end of fracturing pump4 Jun 2026US 2026/0153082 A1Yantai Jereh Oilfield Services Group Co., Ltd.
- Hydraulic end of fracturing pump4 Jun 2026US 2026/0153083 A1Yantai Jereh Oilfield Services Group Co., Ltd.
- Hydraulic End of Fracturing Pump14 May 2026US 2026/0132785 A1Yantai Jereh Oilfield Services Group Co., Ltd.
- Valve29 Jan 2026US 2026/0029054 A1Weir Minerals Netherlands B.V.
Most cited
By later US patents
- Variable conductance gas distribution apparatus and method473US 9,657,845 B2ASM IP Holding B. V. · 2017
- Low head to stem ratio poppet valve425US 9,309,978 B2Dresser-Rand Company · 2016
- Compressor with combined pressure sensor and high pressure relief valve assembly112US 5,984,645 AGeneral Motors Corporation · 1999
- Apparatus and systems having a reciprocating valve head assembly and swing adsorption processes related thereto45US 9,017,457 B2ExxonMobil Upstream Research Company · 2015
- Poppet valve flow seat28US 4,872,481 ACooper Industries, Inc. · 1989