B60L 58/31
For starting of fuel cells
Official title: for starting of fuel cells
B60L58/31 (For starting of fuel cells) appears on 245 US grants and 299 published applications in this corpus.
Search patents in B60L- Granted patents
- 245
- Published applications
- 299
- Assignees
- 93
- Inventors
- 647
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 4 | 5 |
| 2002 | 7 | 9 |
| 2003 | 6 | 12 |
| 2004 | 7 | 10 |
| 2005 | 4 | 11 |
| 2006 | 7 | 8 |
| 2007 | 5 | 7 |
| 2008 | 9 | 7 |
| 2009 | 4 | 15 |
| 2010 | 4 | 15 |
| 2011 | 11 | 7 |
| 2012 | 13 | 9 |
| 2013 | 12 | 9 |
| 2014 | 8 | 19 |
| 2015 | 12 | 16 |
| 2016 | 13 | 14 |
| 2017 | 18 | 13 |
| 2018 | 16 | 12 |
| 2019 | 12 | 4 |
| 2020 | 6 | 11 |
| 2021 | 6 | 11 |
| 2022 | 15 | 7 |
| 2023 | 8 | 18 |
| 2024 | 8 | 18 |
| 2025 | 10 | 20 |
| 2026 | 12 | 12 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for controlling fuel cell of fuel cell vehicle22 Sep 2026US 12,741,566 B2Hyundai Motor Company
- Rail vehicle, method for operating a rail vehicle and use of a traction battery25 Aug 2026US 12,715,315 B2Stadler Rail AG
- System and method for managing power supplied to a transportation refrigeration unit (TRU)11 Aug 2026US 12,703,245 B2Carrier Corporation
- Power supply device for air mobility and method thereof16 Jun 2026US 12,654,867 B2Hyundai Motor Company
- Method for intelligent heating of a fuel cell system and vehicle9 Jun 2026US 12,649,390 B2Daimler Truck AG
- Managing a fuel cell system in a fuel cell vehicle8 Oct 2026US 2026/0312087 A1Volvo Truck Corporation
- Apparatus and method for controlling temperature of coolant in fuel cell stack10 Sep 2026US 2026/0264565 A1Hyundai Motor Company
- Method for Controlling Stack and Battery Output and Apparatus Therefor27 Aug 2026US 2026/0249745 A1Hyundai Motor Company
- Fuel cell vehicle and method of operating the same13 Aug 2026US 2026/0233614 A1Hyundai Motor Company
- Control apparatus in vehicle16 Jul 2026US 2026/0200368 A1Isuzu Motors Limited
Most cited
By later US patents
- System and method for controlling the operation of a fuel processing system181US 6,383,670 B1IdaTech, LLC · 2002
- Temperature regulating system for a fuel cell powered vehicle97US 6,186,254 B1Xcelliss Fuel Cell Engines Inc. · 2001
- Power supply system, electric vehicle with power supply system mounted thereon, and method of regulating amount of fuel supply90US 5,964,309 AAisin Aw Co., Ltd. · 1999
- Power supply system, electric vehicle with power supply system mounted thereon, and method of charging storage battery included in power supply system65US 6,158,537 AToyota Jidosha Kabushiki Kaisha · 2000
- Fuel cell system combustor63US 6,232,005 B1General Motors Corporation · 2001