H01M 8/04335
Of cathode reactants at the inlet or inside the fuel cell
Official title: {of cathode reactants at the inlet or inside the fuel cell}
H01M8/04335 (Of cathode reactants at the inlet or inside the fuel cell) appears on 170 US grants and 225 published applications in this corpus.
Search patents in H01M- Granted patents
- 170
- Published applications
- 225
- Assignees
- 105
- Inventors
- 504
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 2 |
| 2002 | 2 | 8 |
| 2003 | 1 | 4 |
| 2004 | 5 | 13 |
| 2005 | 4 | 6 |
| 2006 | 8 | 12 |
| 2007 | 1 | 9 |
| 2008 | 3 | 6 |
| 2009 | 1 | 11 |
| 2010 | 12 | 16 |
| 2011 | 7 | 7 |
| 2012 | 6 | 5 |
| 2013 | 10 | 9 |
| 2014 | 8 | 3 |
| 2015 | 11 | 14 |
| 2016 | 8 | 8 |
| 2017 | 13 | 11 |
| 2018 | 9 | 8 |
| 2019 | 5 | 9 |
| 2020 | 10 | 8 |
| 2021 | 10 | 8 |
| 2022 | 8 | 2 |
| 2023 | 6 | 17 |
| 2024 | 4 | 12 |
| 2025 | 7 | 10 |
| 2026 | 7 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Fuel cell system25 Aug 2026US 12,719,066 B2Honda Motor Co., Ltd.
- Heat exchanger system for operating a fuel cell stack9 Jun 2026US 12,651,757 B2Robert Bosch GmbH
- Fuel cell system17 Mar 2026US 12,580,213 B2Honda Motor Co., Ltd.
- Fuel cell system10 Mar 2026US 12,573,643 B2Honda Motor Co., Ltd.
- Fuel cell stack having a sensor, and method used for producing a fuel cell stack having the sensor17 Feb 2026US 12,555,806 B2Robert Bosch GmbH
- Ai driven vfd control for securing membrane in flow batteries8 Oct 2026US 2026/0312097 A1ViZn Energy Systems, Inc.
- Method for operating an electrochemical device, open-loop or closed-loop control device, and electrochemical device1 Oct 2026US 2026/0302289 A1
- Fuel Cell System And Method Of Returning From Idle Stop Operation To Normal Operation3 Sep 2026US 2026/0260917 A1Honda Motor Co., Ltd.
- Method, control program, computer-readable data carrier and control device for controlling a fuel cell arrangement, as well as fuel cell arrangement and vehicle comprising same11 Jun 2026US 2026/0163032 A1Airbus Operations GmbH
- Method and system for controlling water balance in metal-air electrochemical cells7 May 2026US 2026/0128332 A1
Most cited
By later US patents
- Hybrid electrical power system114US 5,968,680 AAlliedSignal Inc. · 1999
- Proton exchange membrane fuel cell power system111US 6,030,718 AAvista Corporation · 2000
- Fuel cell power systems and methods of controlling a fuel cell power system79US 6,387,556 B1Avista Laboratories, Inc. · 2002
- Proton exchange membrane fuel cell power system63US 6,218,035 B1Avista Laboratories, Inc. · 2001
- Fuel cell power generating apparatus and method for controlling the apparatus49US 4,988,283 AFuji Electric Co., Ltd. · 1991