F04B 53/08
Cooling
Official title: Cooling; Heating; Preventing freezing
F04B53/08 (Cooling) appears on 443 US grants and 538 published applications in this corpus.
Search patents in F04B- Granted patents
- 443
- Published applications
- 538
- Assignees
- 328
- Inventors
- 1,092
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 4 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 5 | 0 |
| 1994 | 5 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 3 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 5 | 0 |
| 2002 | 2 | 3 |
| 2003 | 4 | 3 |
| 2004 | 6 | 5 |
| 2005 | 2 | 4 |
| 2006 | 2 | 8 |
| 2007 | 2 | 3 |
| 2008 | 1 | 2 |
| 2009 | 1 | 13 |
| 2010 | 4 | 14 |
| 2011 | 2 | 15 |
| 2012 | 8 | 13 |
| 2013 | 4 | 16 |
| 2014 | 13 | 16 |
| 2015 | 14 | 28 |
| 2016 | 11 | 31 |
| 2017 | 18 | 20 |
| 2018 | 23 | 27 |
| 2019 | 17 | 27 |
| 2020 | 21 | 40 |
| 2021 | 38 | 53 |
| 2022 | 41 | 47 |
| 2023 | 47 | 49 |
| 2024 | 41 | 48 |
| 2025 | 50 | 31 |
| 2026 | 22 | 22 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Liquid cooled plunger system6 Oct 2026US 12,753,754 B2Kerr Machine Co.
- Cryogenic liquid reciprocating pump with a cylinder structure for cooling assistance1 Sep 2026US 12,723,577 B2Korea Institute of Machinery & Materials
- Pump comprising a pressure chamber and a cooling system25 Aug 2026US 12,716,407 B2KNF Neuberger GmbH
- Temperature-control arrangement for a microelectric system18 Aug 2026US 12,713,558 B2Robert Bosch GmbH
- Automotive electric oil pump21 Jul 2026US 12,687,166 B2Pierburg Pump Technology GmbH
- Power sources and transmission networks for auxiliary equipment onboard hydraulic fracturing units and associated methods17 Sep 2026US 2026/0275845 A1BJ Energy Solutions, LLC
- Expandable device for a body cavity27 Aug 2026US 2026/0249060 A1IP Holding Company
- Hydraulic mechanical pumping unit with a ventilation duct for electronic components and a damping filtration system27 Aug 2026US 2026/0251138 A1
- Pump device27 Aug 2026US 2026/0251139 A1Pillar Corporation
- Thermal pump with heat-exchanging displacer30 Jul 2026US 2026/0218694 A1KLA Corporation
Most cited
By later US patents
- Blood pump actuator273US 5,360,445 AInternational Business Machines Corporation · 1994
- Turbine fracturing equipment147US 11,242,737 B2Yantai Jereh Petroleum Equipment & Technologies Co., Ltd. · 2022
- Power sources and transmission networks for auxiliary equipment onboard hydraulic fracturing units and associated methods133US 11,236,739 B2BJ Energy Solutions, LLC · 2022
- Enclosure assembly for enhanced cooling of direct drive unit and related methods118US 11,109,508 B1BJ Energy Solutions, LLC · 2021
- Power sources and transmission networks for auxiliary equipment onboard hydraulic fracturing units and associated methods98US 10,989,180 B2BJ Energy Solutions, LLC · 2021