B60L 50/70
Using power supplied by fuel cells
Official title: using power supplied by fuel cells (in combination with batteries B60L50/75)
B60L50/70 (Using power supplied by fuel cells) appears on 963 US grants and 1,357 published applications in this corpus.
Search patents in B60L- Granted patents
- 963
- Published applications
- 1,357
- Assignees
- 324
- Inventors
- 2,452
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 5 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 5 | 0 |
| 2001 | 6 | 5 |
| 2002 | 11 | 9 |
| 2003 | 9 | 22 |
| 2004 | 6 | 22 |
| 2005 | 9 | 17 |
| 2006 | 16 | 21 |
| 2007 | 13 | 7 |
| 2008 | 14 | 19 |
| 2009 | 6 | 12 |
| 2010 | 10 | 17 |
| 2011 | 15 | 21 |
| 2012 | 13 | 21 |
| 2013 | 17 | 38 |
| 2014 | 22 | 36 |
| 2015 | 30 | 45 |
| 2016 | 31 | 83 |
| 2017 | 60 | 72 |
| 2018 | 58 | 90 |
| 2019 | 70 | 64 |
| 2020 | 72 | 113 |
| 2021 | 63 | 79 |
| 2022 | 98 | 121 |
| 2023 | 82 | 121 |
| 2024 | 66 | 99 |
| 2025 | 86 | 116 |
| 2026 | 57 | 87 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Fuel cell system and fuel cell vehicle6 Oct 2026US 12,752,643 B2Kabushiki Kaisha Toyota Jidoshokki
- Method and system for estimating flight time of a hydrogen fuel cell UAV29 Sep 2026US 12,746,825 B2Industrial Technology Research Institute
- Electrical component15 Sep 2026US 12,740,030 B2Honda Motor Co., Ltd.
- Suspension arrangement for an energy storage system1 Sep 2026US 12,722,479 B2Volvo Truck Corporation
- Fuel cell dry end with o-ring compression seal1 Sep 2026US 12,725,810 B2GM Global Technology Operations LLC
- Tank support assembly for hydrogen storage system and fuel cell electric vehicle including same1 Oct 2026US 2026/0296180 A1American Honda Motor Co., Inc.
- Fuel cell vehicle1 Oct 2026US 2026/0296224 A1Honda Motor Co., Ltd.
- Fuel cell vehicle and regenerative electrical power consumption method for fuel cell vehicle1 Oct 2026US 2026/0296225 A1Honda Motor Co., Ltd.
- Automatically openable and closable overpressure hydrogen discharge apparatus for hydrogen electric vehicle1 Oct 2026US 2026/0298412 A1Hyundai Motor Company
- Apparatus for Controlling Valve of Fuel Cell System, Method Thereof and Vehicle Including Same1 Oct 2026US 2026/0302296 A1Hyundai Motor Company
Most cited
By later US patents
- Method for generating electrical power from fuel cell powered cars parked in a conventional parking lot252US 5,767,584 AGRoW International Corp. · 1998
- System and method for controlling the operation of a fuel processing system181US 6,383,670 B1IdaTech, LLC · 2002
- High energy density redox flow device122US 8,722,227 B224-M Technologies, Inc. · 2014
- Arrangement of a drive unit in an electric vehicle114US 5,641,031 ADaimler-Benz Aktiengesellschaft · 1997
- Off-board station and an electricity exchanging system suitable for use with a mobile vehicle power system114US 6,380,637 B1Ztek Corporation · 2002