H01M 8/04514
Of anode exhausts
Official title: {of anode exhausts}
H01M8/04514 (Of anode exhausts) appears on 52 US grants and 73 published applications in this corpus.
Search patents in H01M- Granted patents
- 52
- Published applications
- 73
- Assignees
- 42
- Inventors
- 174
- Latest grant
- 21 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2001 | 0 | 2 |
| 2002 | 0 | 0 |
| 2003 | 1 | 2 |
| 2004 | 0 | 0 |
| 2005 | 0 | 2 |
| 2006 | 3 | 0 |
| 2007 | 0 | 2 |
| 2008 | 0 | 2 |
| 2009 | 0 | 5 |
| 2010 | 0 | 4 |
| 2011 | 0 | 2 |
| 2012 | 2 | 2 |
| 2013 | 3 | 6 |
| 2014 | 3 | 2 |
| 2015 | 2 | 1 |
| 2016 | 1 | 6 |
| 2017 | 5 | 2 |
| 2018 | 3 | 2 |
| 2019 | 4 | 5 |
| 2020 | 6 | 8 |
| 2021 | 3 | 4 |
| 2022 | 4 | 3 |
| 2023 | 5 | 6 |
| 2024 | 2 | 2 |
| 2025 | 3 | 1 |
| 2026 | 2 | 2 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Activation method for fuel cell and device therefor21 Jul 2026US 12,689,051 B2Honda Motor Co., Ltd.
- Purge systems and methods in a fuel cell system28 Apr 2026US 12,614,742 B2Cummins Inc.
- Fuel cell system and method of controlling same23 Dec 2025US 12,506,164 B2Hyundai Motor Company
- Systems and methods to measure or control fuel cell stack excess hydrogen flow using humidity5 Aug 2025US 12,381,238 B2Cummins Inc.
- Fuel cell apparatus6 May 2025US 12,294,123 B2LG Electronics Inc.
- Method for controlling a fuel cell system6 Aug 2026US 2026/0229566 A1Robert Bosch GmbH
- Ascertaining The Moisture Of A Gas Flow At A Measuring Point Of A Fuel Cell System9 Jul 2026US 2026/0196538 A1Schaeffler Technologies AG & Co. KG
- Regenerative fuel cell system and method of operating the same2 Oct 2025US 2025/0309307 A1Honda Motor Co., Ltd.
- Fuel cell system and method of operating a fuel cell system5 Dec 2024US 2024/0405237 A1Purem GmbH
- Fuel cell system and method of controlling same1 Feb 2024US 2024/0039020 A1Hyundai Motor Company
Most cited
By later US patents
- Solid polymer electrolyte fuel cell and non-humidifying operating method therefor22US 6,566,001 B2Honda Giken Kogyo Kabushiki Kaisha · 2003
- Fuel cell system containing humidity sensor and method of operating thereof13US 10,581,090 B2Bloom Energy Corporation · 2020
- Methods and apparatus for improving the cold starting capability of a fuel cell5US 7,132,179 B2Ballard Power Systems Inc. · 2006
- Moisture sensor and fuel cell system using same3US 7,087,326 B2Denso Corporation · 2006
- Device for adjusting hollow fiber membrane density for humidification device of fuel cell3US 9,640,814 B2Hyundai Motor Company · 2017