H01M 8/04462
Of anode exhausts
Official title: {of anode exhausts}
H01M8/04462 (Of anode exhausts) appears on 128 US grants and 200 published applications in this corpus.
Search patents in H01M- Granted patents
- 128
- Published applications
- 200
- Assignees
- 89
- Inventors
- 448
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 1 |
| 2003 | 1 | 1 |
| 2004 | 2 | 8 |
| 2005 | 1 | 7 |
| 2006 | 2 | 4 |
| 2007 | 4 | 4 |
| 2008 | 3 | 16 |
| 2009 | 5 | 15 |
| 2010 | 3 | 9 |
| 2011 | 7 | 7 |
| 2012 | 13 | 6 |
| 2013 | 7 | 8 |
| 2014 | 12 | 6 |
| 2015 | 6 | 7 |
| 2016 | 2 | 4 |
| 2017 | 2 | 4 |
| 2018 | 1 | 6 |
| 2019 | 4 | 4 |
| 2020 | 5 | 12 |
| 2021 | 5 | 10 |
| 2022 | 5 | 10 |
| 2023 | 15 | 14 |
| 2024 | 6 | 15 |
| 2025 | 10 | 10 |
| 2026 | 4 | 12 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for operating a fuel cell system, and fuel cell system15 Sep 2026US 12,738,514 B2Robert Bosch GmbH
- Fuel cell system23 Jun 2026US 12,665,208 B2Honda Motor Co., Ltd.
- Handling of variable and unpredictable gas composition changes to maximize health and performance of fuel cell systems3 Feb 2026US 12,542,289 B2Bloom Energy Corporation
- Fuel cell system and valve control method for fuel cell system13 Jan 2026US 12,525,629 B2Honda Motor Co., Ltd.
- Method for operating a fuel cell system, and analysis unit for a fuel cell system30 Dec 2025US 12,512,492 B2Robert Bosch GmbH
- Diagnosis method for determining a state of a fuel cell system8 Oct 2026US 2026/0312098 A1Robert Bosch GmbH
- Fuel-cell system shutdown27 Aug 2026US 2026/0253925 A1Ford Global Technologies, LLC
- 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
- Methods and Systems For Detecting A Leak In A Fuel-Cell System9 Jul 2026US 2026/0196541 A1Schaeffler Technologies AG & Co. KG
Most cited
By later US patents
- Fuel cell generator and method of the same123US 5,677,073 AToyota Jidosha Kabushiki Kaisha · 1997
- Fuel cell instrumentation system42US 7,826,054 B2Pratt & Whitney Rocketdyne, Inc. · 2010
- Regulating the maximum output current of a fuel cell stack24US 6,428,917 B1Plug Power Inc. · 2002
- Method for increasing the operational efficiency of a fuel cell power plant19US 6,569,549 B1UTC Fuel Cells, LLC · 2003
- Fuel cell system and method for operating the same16US 6,800,387 B2Honda Giken Kogyo Kabushiki Kaisha · 2004