H01M 8/04895
Current
Official title: {Current}
H01M8/04895 (Current) appears on 582 US grants and 803 published applications in this corpus.
Search patents in H01M- Granted patents
- 582
- Published applications
- 803
- Assignees
- 247
- Inventors
- 1,446
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 3 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 3 | 0 |
| 1997 | 4 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 4 |
| 2002 | 3 | 20 |
| 2003 | 13 | 17 |
| 2004 | 16 | 33 |
| 2005 | 12 | 31 |
| 2006 | 19 | 53 |
| 2007 | 7 | 45 |
| 2008 | 14 | 34 |
| 2009 | 20 | 34 |
| 2010 | 23 | 43 |
| 2011 | 23 | 28 |
| 2012 | 26 | 23 |
| 2013 | 22 | 15 |
| 2014 | 23 | 31 |
| 2015 | 20 | 29 |
| 2016 | 35 | 30 |
| 2017 | 16 | 31 |
| 2018 | 25 | 26 |
| 2019 | 31 | 46 |
| 2020 | 32 | 30 |
| 2021 | 30 | 39 |
| 2022 | 40 | 38 |
| 2023 | 50 | 53 |
| 2024 | 19 | 27 |
| 2025 | 24 | 22 |
| 2026 | 16 | 21 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method for controlling a drying process of a fuel cell system6 Oct 2026US 12,755,992 B2Robert Bosch GmbH
- System and method for controlling fuel cell29 Sep 2026US 12,749,692 B2Hyundai Motor Company
- Method and system for dynamically modifying fuel cell stack current to manage fuel cell membrane hydration29 Sep 2026US 12,749,697 B2Ford Global Technologies, LLC
- High-temperature anion-exchange membrane fuel cell15 Sep 2026US 12,738,518 B2Technion Research & Development Foundation Limited
- Electrolyteless fuel cell system23 Jun 2026US 12,665,206 B2
- Conditioning method and conditioning device8 Oct 2026US 2026/0312092 A1Robert Bosch GmbH
- Method for monitoring the state of a redox flow battery system1 Oct 2026US 2026/0302301 A1LIVA Power Management Systems GmbH
- Fuel cell system and control method thereof17 Sep 2026US 2026/0279858 A1Honda Motor Co., Ltd.
- System and method for controlling hydrogen stack current and load13 Aug 2026US 2026/0234820 A1Ohmium International, Inc.
- Fuel Cell System of Mobility and Method for Controlling the Same16 Jul 2026US 2026/0204603 A1Hyundai Motor Company
Most cited
By later US patents
- Power supply apparatus220US 6,882,131 B1Matsushita Electric Industrial Co., Ltd. · 2005
- Fuel cell system and control method182US 7,064,967 B2Hitachi Home & Life Solutions, Inc. · 2006
- Method and system for controlling output of fuel cell power generator135US 5,637,414 AFuji Electric Co., Ltd. · 1997
- Fuel cell and method for controlling same103US 6,096,449 AAvista Labs · 2000
- Hybrid fuel battery system and the operation method thereof97US 5,334,463 ASanyo Electric Co., Ltd. · 1994