F04D 29/5893
Heat insulation or conduction
Official title: {heat insulation or conduction}
F04D29/5893 (Heat insulation or conduction) appears on 83 US grants and 84 published applications in this corpus.
Search patents in F04D- Granted patents
- 83
- Published applications
- 84
- Assignees
- 81
- Inventors
- 265
- Latest grant
- 17 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 2 | 1 |
| 2004 | 0 | 0 |
| 2005 | 1 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 2 |
| 2011 | 1 | 1 |
| 2012 | 2 | 2 |
| 2013 | 2 | 5 |
| 2014 | 1 | 5 |
| 2015 | 0 | 3 |
| 2016 | 2 | 8 |
| 2017 | 6 | 7 |
| 2018 | 5 | 4 |
| 2019 | 7 | 6 |
| 2020 | 2 | 10 |
| 2021 | 5 | 3 |
| 2022 | 6 | 3 |
| 2023 | 3 | 7 |
| 2024 | 3 | 6 |
| 2025 | 9 | 4 |
| 2026 | 2 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Fluid pump with embedded heat dissipating plate17 Mar 2026US 12,577,960 B2Valeo Powertrain GmbH
- Electric coolant pump20 Jan 2026US 12,529,380 B2Pierburg Pump Technology GmbH
- Lanterns with elements for heat discharge30 Dec 2025US 12,510,098 B2KSB SE & Co. KGaA
- Centrifugal reservoir pump used for processing a hydrogen stream in an aircraft25 Nov 2025US 12,480,495 B2Airbus Operations GmbH
- Heating pump cover and heating pump28 Oct 2025US 12,455,097 B2Backer Heating Technologies (Shenzhen) Co., Ltd.
- Encapsulant retaining wrap for micro-axial pump6 Aug 2026US 2026/0231365 A1Hewlett Packard Enterprise Development LP
- Submersible cryogenic liquid hydrogen pump assembly2 Jul 2026US 2026/0185527 A1Fennessy Engineering
- Fluid cooling technique for high gvf pumping11 Jun 2026US 2026/0160267 A1Al-Khorayef Petroleum Company
- Motor pump2 Oct 2025US 2025/0305502 A1Ebara Corporation
- Reduced condensation electronic input/output apparatus2 Oct 2025US 2025/0311117 A1Dab Pumps S.P.A.
Most cited
By later US patents
- Electrically driven coolant pump for an internal combustion engine54US 5,785,013 APierburg GmbH · 1998
- Heat barrier for motor-pump aggregates49US 4,239,462 AKlein, Schanzlin & Becker Aktiengesellschaft · 1980
- Pump assembly for circulation of coolant in boiling water reactors or the like31US 3,947,154 AKlein, Schanzlin & Becker Aktiengesellschaft · 1976
- Submersible electronic drive module31US 5,613,844 AWalbro Corporation · 1997
- Auxiliary package for a bath-pool30US 5,178,523 ATeam Worldwide Corporation · 1993