F16K 49/005
Circulation means for a separate heat transfer fluid
Official title: {Circulation means for a separate heat transfer fluid}
F16K49/005 (Circulation means for a separate heat transfer fluid) appears on 177 US grants and 173 published applications in this corpus.
Search patents in F16K- Granted patents
- 177
- Published applications
- 173
- Assignees
- 131
- Inventors
- 415
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 3 | 0 |
| 1980 | 2 | 0 |
| 1981 | 4 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 4 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 2 |
| 2003 | 3 | 2 |
| 2004 | 0 | 0 |
| 2005 | 1 | 4 |
| 2006 | 2 | 4 |
| 2007 | 0 | 0 |
| 2008 | 3 | 1 |
| 2009 | 3 | 5 |
| 2010 | 0 | 2 |
| 2011 | 1 | 3 |
| 2012 | 1 | 3 |
| 2013 | 2 | 10 |
| 2014 | 1 | 11 |
| 2015 | 13 | 8 |
| 2016 | 6 | 11 |
| 2017 | 10 | 12 |
| 2018 | 18 | 11 |
| 2019 | 4 | 17 |
| 2020 | 6 | 19 |
| 2021 | 18 | 12 |
| 2022 | 22 | 9 |
| 2023 | 8 | 10 |
| 2024 | 10 | 7 |
| 2025 | 5 | 6 |
| 2026 | 3 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Lube control flow valves for vehicle rear cases and differentials6 Oct 2026US 12,753,832 B2Sonnax Transmission Company
- Poppet valve24 Feb 2026US 12,560,110 B2Eaton Intelligent Power Limited
- Injection valve6 Jan 2026US 12,515,229 B2Fisher Controls International LLC
- Hydraulic system, excavator, and control method of excavator14 Oct 2025US 12,442,160 B2Komatsu Ltd.
- Electro-magnetic throttle valve with integrated blowdown conduit29 Jul 2025US 12,372,162 B2Ingersoll-Rand Industrial U.S., Inc.
- Compact valve for cryogen media with conditioning system30 Jul 2026US 2026/0218798 A1Linde Aktiengesellschaft
- Freeze-Safe Heat Pipe Valve Stem28 May 2026US 2026/0146682 A1
- Improved multiport rotary valve assembly21 May 2026US 2026/0139748 A1ILiAD IP COMPANY, LLC
- Thermal management assembly for a multiport rotary valve assembly21 May 2026US 2026/0139764 A1ILiAD IP COMPANY, LLC
- Media conducting element and distribution system for transporting media11 Dec 2025US 2025/0377045 A1Ti Automotive Technology Center GmbH
Most cited
By later US patents
- Valve for handling solids capable of gas-pressure-tight closure against a gas pressure differential34US 4,292,992 AAllis-Chalmers Corporation · 1981
- Servovalve27US 10,962,143 B2Hamilton Sunstrand Corporation · 2021
- Solenoid-operated valve for use with fuel cells21US 7,401,762 B2Keihin Corporation · 2008
- Distributor purge valve17US 6,931,831 B2Jansen's Aircraft Systems Controls, Inc. · 2005
- Water cooled liquid fuel valve17US 7,874,310 B1Jansen's Aircraft Systems Controls, Inc. · 2011