H01M 8/04723
Of the coolant
Official title: {of the coolant}
H01M8/04723 (Of the coolant) appears on 207 US grants and 316 published applications in this corpus.
Search patents in H01M- Granted patents
- 207
- Published applications
- 316
- Assignees
- 100
- Inventors
- 654
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 2 | 4 |
| 2003 | 0 | 1 |
| 2004 | 3 | 5 |
| 2005 | 0 | 7 |
| 2006 | 1 | 9 |
| 2007 | 5 | 13 |
| 2008 | 2 | 2 |
| 2009 | 5 | 18 |
| 2010 | 3 | 16 |
| 2011 | 6 | 8 |
| 2012 | 11 | 6 |
| 2013 | 10 | 7 |
| 2014 | 11 | 11 |
| 2015 | 5 | 6 |
| 2016 | 4 | 11 |
| 2017 | 12 | 14 |
| 2018 | 5 | 11 |
| 2019 | 10 | 12 |
| 2020 | 13 | 20 |
| 2021 | 12 | 22 |
| 2022 | 23 | 17 |
| 2023 | 27 | 26 |
| 2024 | 11 | 24 |
| 2025 | 14 | 25 |
| 2026 | 9 | 21 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for controlling a drying process of a fuel cell system6 Oct 2026US 12,755,992 B2Robert Bosch GmbH
- Method of controlling a cooling fan for a fuel cell stack8 Sep 2026US 12,731,802 B2Hyundai Motor Company
- System for protecting a fuel cell from cold temperatures21 Jul 2026US 12,689,046 B2Ford Global Technologies, LLC
- Cooling system for aircraft23 Jun 2026US 12,662,021 B2Airbus Operations GmbH
- Systems and methods for controlling the thermal management system in a fuel cell powertrain system16 Jun 2026US 12,658,459 B2Cummins Inc.
- Ai low-voltage fuel cell power system1 Oct 2026US 2026/0299654 A1
- Thermal management system for a fuel cell vehicle24 Sep 2026US 2026/0290863 A1AB Volvo Penta
- Method for the model-based operation of a coolant system, control unit, and fuel cell system13 Aug 2026US 2026/0237700 A1Robert Bosch GmbH
- Control system for fuel cell watercraft6 Aug 2026US 2026/0225496 A1Suzuki Motor Corporation
- Fuel cell vehicle and a method of cooling the same6 Aug 2026US 2026/0229558 A1Hyundai Motor Company
Most cited
By later US patents
- Fuel cell generator and method of the same123US 5,677,073 AToyota Jidosha Kabushiki Kaisha · 1997
- Temperature regulating system for a fuel cell powered vehicle97US 6,186,254 B1Xcelliss Fuel Cell Engines Inc. · 2001
- Electrochemical engine60US 6,195,999 B1General Motors Corporation · 2001
- Fuel cell power systems, direct current voltage converters, fuel cell power generation methods, power conditioning methods and direct current power conditioning methods46US 6,428,918 B1Avista Laboratories, Inc. · 2002
- Cooling system for fuel cell32US 6,673,482 B2Honda Giken Kogyo Kabushiki Kaisha · 2004