H01M 8/04067
Heat exchange or temperature measuring elements, thermal insulation
Official title: {Heat exchange or temperature measuring elements, thermal insulation, e.g. heat pipes, heat pumps, fins}
H01M8/04067 (Heat exchange or temperature measuring elements, thermal insulation) appears on 1,352 US grants and 1,838 published applications in this corpus.
Search patents in H01M- Granted patents
- 1,352
- Published applications
- 1,838
- Assignees
- 520
- Inventors
- 3,467
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 3 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 4 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 3 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 5 | 0 |
| 1994 | 5 | 0 |
| 1995 | 1 | 0 |
| 1996 | 7 | 0 |
| 1997 | 4 | 0 |
| 1998 | 7 | 0 |
| 1999 | 17 | 0 |
| 2000 | 17 | 0 |
| 2001 | 17 | 8 |
| 2002 | 19 | 31 |
| 2003 | 18 | 43 |
| 2004 | 28 | 69 |
| 2005 | 21 | 94 |
| 2006 | 33 | 68 |
| 2007 | 34 | 70 |
| 2008 | 25 | 69 |
| 2009 | 32 | 75 |
| 2010 | 50 | 74 |
| 2011 | 46 | 54 |
| 2012 | 46 | 45 |
| 2013 | 44 | 40 |
| 2014 | 47 | 76 |
| 2015 | 39 | 89 |
| 2016 | 55 | 79 |
| 2017 | 62 | 66 |
| 2018 | 60 | 67 |
| 2019 | 74 | 68 |
| 2020 | 52 | 76 |
| 2021 | 69 | 82 |
| 2022 | 83 | 107 |
| 2023 | 89 | 142 |
| 2024 | 82 | 79 |
| 2025 | 73 | 98 |
| 2026 | 61 | 69 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Thermal energy storage system coupled with a solid oxide electrolysis system6 Oct 2026US 12,753,710 B2Rondo Energy, Inc.
- Fuel-cell exhaust system6 Oct 2026US 12,755,991 B2Purem GmbH
- Heat exchanger assembly22 Sep 2026US 12,744,226 B2Hyundai Motor Company
- Thermal energy storage system coupled with thermal power cycle systems8 Sep 2026US 12,729,632 B1Rondo Energy, Inc.
- Fuel cell stack, fuel cell device and fuel cell vehicle8 Sep 2026US 12,731,799 B2kraftwerk ASSETS Inc.
- Advanced power electronic circuit for fuel cell vehicles enabling independent cooling of various systems8 Oct 2026US 2026/0307542 A1Ford Global Technologies, LLC
- Indirect thermal management system for electric vehicle and electric vehicle including same1 Oct 2026US 2026/0302278 A1American Honda Motor Co., Inc.
- Busbar Arrangement, and Fuel Cell24 Sep 2026US 2026/0290855 A1Bayerische Motoren Werke Aktiengesellschaft
- Apparatus for heat transfer between, within, and amongst electrochemical cells, electrochemical cell stacks, and thermochemical reactors, such as a carbon reactors, in carbon-oxygen batteries as well as other devices and uses thereof24 Sep 2026US 2026/0290859 A1Noon Energy
- Fuel cell-equipped cargo vehicle17 Sep 2026US 2026/0274058 A1Honda Motor Co., Ltd.
Most cited
By later US patents
- Active microchannel heat exchanger165US 6,200,536 B1Battelle Memorial Institute · 2001
- Brazed bipolar plates for PEM fuel cells144US 5,776,624 AGeneral Motors Corporation · 1998
- Laminated fluid flow field assembly for electrochemical fuel cells126US 5,300,370 ABallard Power Systems Inc. · 1994
- Lightweight fuel cell membrane electrode assembly with integral reactant flow passages123US 5,252,410 ABallard Power Systems Inc. · 1993
- Convection transfer system120US 5,310,440 AInternational Business Machines Corporation · 1994