H01M 8/04843
Of fuel cell exhausts
Official title: {of fuel cell exhausts}
H01M8/04843 (Of fuel cell exhausts) appears on 130 US grants and 191 published applications in this corpus.
Search patents in H01M- Granted patents
- 130
- Published applications
- 191
- Assignees
- 79
- Inventors
- 381
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2001 | 0 | 1 |
| 2002 | 2 | 0 |
| 2003 | 1 | 2 |
| 2004 | 1 | 3 |
| 2005 | 1 | 0 |
| 2006 | 2 | 0 |
| 2007 | 0 | 7 |
| 2008 | 1 | 2 |
| 2009 | 2 | 3 |
| 2010 | 1 | 2 |
| 2011 | 1 | 8 |
| 2012 | 4 | 3 |
| 2013 | 1 | 3 |
| 2014 | 2 | 29 |
| 2015 | 5 | 3 |
| 2016 | 15 | 10 |
| 2017 | 11 | 4 |
| 2018 | 5 | 7 |
| 2019 | 6 | 13 |
| 2020 | 11 | 21 |
| 2021 | 12 | 15 |
| 2022 | 19 | 10 |
| 2023 | 11 | 17 |
| 2024 | 5 | 7 |
| 2025 | 3 | 13 |
| 2026 | 8 | 8 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Fuel-cell exhaust arrangement18 Aug 2026US 12,712,190 B2Purem GmbH
- Method for operating a fuel cell system, and control device7 Jul 2026US 12,676,327 B2Robert Bosch GmbH
- Fuel cell vehicle2 Jun 2026US 12,646,731 B2Hyundai Motor Company
- Cooling apparatus of fuel cell vehicle26 May 2026US 12,640,378 B2Hyundai Motor Company
- Condensate water drain control system and method for fuel cells19 May 2026US 12,633,552 B2Hyundai Motor Company
- Gas-liquid separation device and fuel cell system1 Oct 2026US 2026/0302281 A1Honda Motor Co., Ltd.
- Method for controlling a fuel cell system6 Aug 2026US 2026/0229566 A1Robert Bosch GmbH
- Fuel cell system28 May 2026US 2026/0149016 A1Toyota Boshoku Kabushiki Kaisha
- Computer system and a method for controlling a fuel cell system14 May 2026US 2026/0131700 A1Volvo Truck Corporation
- Fuel cell adaptive purge drain valve control12 Mar 2026US 2026/0074247 A1Ford Global Technologies, LLC
Most cited
By later US patents
- Fuel cell with proton conducting membrane97US 6,492,047 B1Ramot University Authority for Applied Research and Industrial Development Ltd. · 2002
- Fuel cell with proton conducting membrane with a pore size less than 30 nm56US 6,447,943 B1Ramot University Authority for Applied Research and Industrial Development Ltd. · 2002
- Fuel cell system containing water injector and method of operating the same22US 11,196,068 B2Bloom Energy Corporation · 2021
- Direct oxidation fuel cell with a divided fuel tank having a movable barrier pressurized by anode effluent gas21US 7,413,824 B2Tel Aviv University Future Technology Development L.P. · 2008
- Integrated power generation and carbon capture using fuel cells14US 9,077,006 B2ExxonMobil Research and Engineering Company · 2015