H01M 8/04813
Of the coolant
Official title: {of the coolant}
H01M8/04813 (Of the coolant) appears on 12 US grants and 19 published applications in this corpus.
Search patents in H01M- Granted patents
- 12
- Published applications
- 19
- Assignees
- 16
- Inventors
- 28
- Latest grant
- 5 Jul 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2002 | 0 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 1 | 0 |
| 2006 | 0 | 0 |
| 2007 | 1 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 1 | 3 |
| 2015 | 1 | 2 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 1 | 1 |
| 2019 | 0 | 2 |
| 2020 | 0 | 2 |
| 2021 | 4 | 2 |
| 2022 | 3 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 1 |
| 2025 | 0 | 1 |
By publication year.
Recent patents
- Fuel cell system, method of controlling fuel cell system, and fuel cell system-mounted vehicle5 Jul 2022US 11,380,913 B2Toyota Jidosha Kabushiki Kaisha
- Fuel cell system12 Apr 2022US 11,302,938 B2Toyota Jidosha Kabushiki Kaisha
- Fuel cell system5 Apr 2022US 11,296,334 B2Toyota Jidosha Kabushiki Kaisha
- System and method for maintaining insulation resistance of fuel cell28 Sep 2021US 11,133,517 B2Hyundai Motor Company
- Fuel cell vehicle22 Jun 2021US 11,040,629 B2Toyota Jidosha Kabushiki Kaisha
- Ion exchanger filter device and ion exchanger cartridge16 Oct 2025US 2025/0319462 A1Mann+Hummel GmbH
- Fuel cell system and air bleeding method thereof13 Jun 2024US 2024/0194911 A1Hyundai Mobis Co., Ltd.
- Fuel cell system, method of controlling fuel cell system, and fuel cell system-mounted vehicle25 Mar 2021US 2021/0091391 A1Toyota Jidosha Kabushiki Kaisha
- Fuel cell system21 Jan 2021US 2021/0020966 A1Toyota Jidosha Kabushiki Kaisha
- System and method for heat exchange between gaseous fuel tank and heat transfer medium9 Apr 2020US 2020/0112037 A1Toyota Motor Engineering & Manufacturing North America, Inc.
Most cited
By later US patents
- Estimating coolant conductivity in a multi-voltage fuel cell system4US 9,068,922 B2GM Global Technology Operations LLC · 2015
- Fuel cell vehicle2US 11,040,629 B2Toyota Jidosha Kabushiki Kaisha · 2021
- Fuel cell system and microorganism inhibiting method2US 6,841,281 B2Nissan Motor Co., Ltd. · 2005
- Freeze prevention of a fuel cell power plant1US 7,267,898 B2Nissan Motor Co., Ltd. · 2007
- Method for cooling a fuel cell1US 9,941,531 B2Daimler AG · 2018