B60L 58/30
Methods or circuit arrangements for monitoring or controlling batteries or fuel cells
Official title: for monitoring or controlling fuel cells
B60L58/30 (Methods or circuit arrangements for monitoring or controlling batteries or fuel cells) appears on 1,490 US grants and 1,934 published applications in this corpus.
Search patents in B60L- Granted patents
- 1,490
- Published applications
- 1,934
- Assignees
- 417
- Inventors
- 3,204
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 5 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 4 | 0 |
| 1995 | 4 | 0 |
| 1996 | 5 | 0 |
| 1997 | 8 | 0 |
| 1998 | 8 | 0 |
| 1999 | 11 | 0 |
| 2000 | 10 | 0 |
| 2001 | 22 | 21 |
| 2002 | 33 | 55 |
| 2003 | 45 | 54 |
| 2004 | 35 | 64 |
| 2005 | 27 | 50 |
| 2006 | 34 | 53 |
| 2007 | 41 | 47 |
| 2008 | 37 | 55 |
| 2009 | 31 | 65 |
| 2010 | 33 | 71 |
| 2011 | 61 | 41 |
| 2012 | 53 | 52 |
| 2013 | 49 | 68 |
| 2014 | 52 | 62 |
| 2015 | 63 | 69 |
| 2016 | 57 | 92 |
| 2017 | 71 | 83 |
| 2018 | 63 | 78 |
| 2019 | 84 | 69 |
| 2020 | 61 | 85 |
| 2021 | 69 | 94 |
| 2022 | 89 | 118 |
| 2023 | 80 | 143 |
| 2024 | 77 | 128 |
| 2025 | 88 | 125 |
| 2026 | 73 | 92 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Fuel cell vehicle with differential pressure flow meter for humidity measurement6 Oct 2026US 12,752,667 B2Ford Global Technologies, LLC
- Fuel cell vehicle and controlling method thereof6 Oct 2026US 12,752,668 B2Hyundai Motor Company
- Efficient adaptable electric vehicle powertrain architecture and methods of operation29 Sep 2026US 12,746,828 B2Aesiron Technologies Inc.
- Cooling circuit for vehicles operated by means of fuel cells29 Sep 2026US 12,746,851 B2Ford Global Technologies, LLC
- Method for controlling fuel cell of fuel cell vehicle22 Sep 2026US 12,741,566 B2Hyundai Motor Company
- Advanced power electronic circuit for fuel cell vehicles enabling independent cooling of various systems8 Oct 2026US 2026/0307542 A1Ford Global Technologies, LLC
- Managing a fuel cell system in a fuel cell vehicle8 Oct 2026US 2026/0312087 A1Volvo Truck Corporation
- Fuel cell vehicle and regenerative electrical power consumption method for fuel cell vehicle1 Oct 2026US 2026/0296225 A1Honda Motor Co., Ltd.
- Apparatus for Controlling Valve of Fuel Cell System, Method Thereof and Vehicle Including Same1 Oct 2026US 2026/0302296 A1Hyundai Motor Company
- Indirect thermal management system for new energy vehicles24 Sep 2026US 2026/0287222 A1
Most cited
By later US patents
- Control system and method for electric vehicle349US 6,885,920 B2Oshkosh Truck Corporation · 2005
- System and method for braking in an electric vehicle298US 7,848,857 B2Oshkosh Corporation · 2010
- Failure mode operation for an electric vehicle285US 7,302,320 B2Oshkosh Truck Corporation · 2007
- Failure mode operation for an electric vehicle257US 8,000,850 B2Oshkosh Truck Corporation · 2011
- A/C bus assembly for electronic traction vehicle256US 6,757,597 B2Oshkosh Truck Corporation · 2004