H01M 2250/10
Fuel cells in stationary systems
Official title: Fuel cells in stationary systems, e.g. emergency power source in plant
H01M2250/10 (Fuel cells in stationary systems) appears on 460 US grants and 707 published applications in this corpus.
Search patents in H01M- Granted patents
- 460
- Published applications
- 707
- Assignees
- 314
- Inventors
- 1,447
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 3 |
| 2003 | 1 | 12 |
| 2004 | 3 | 8 |
| 2005 | 1 | 11 |
| 2006 | 8 | 9 |
| 2007 | 7 | 26 |
| 2008 | 8 | 10 |
| 2009 | 9 | 21 |
| 2010 | 6 | 14 |
| 2011 | 11 | 17 |
| 2012 | 11 | 18 |
| 2013 | 10 | 29 |
| 2014 | 22 | 54 |
| 2015 | 19 | 54 |
| 2016 | 36 | 52 |
| 2017 | 39 | 45 |
| 2018 | 43 | 36 |
| 2019 | 35 | 37 |
| 2020 | 35 | 27 |
| 2021 | 20 | 29 |
| 2022 | 28 | 30 |
| 2023 | 29 | 49 |
| 2024 | 22 | 48 |
| 2025 | 33 | 32 |
| 2026 | 19 | 36 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Hydrogen station, control unit for hydrogen station, and program for hydrogen station8 Sep 2026US 12,729,446 B2Yazaki Corporation
- Hybrid power plant for autonomously supplying energy to buildings and industrial facilities1 Sep 2026US 12,723,199 B2Igas Energy GmbH
- Renewable energy integration with natural-gas based combined hydrogen and electricity production (CHEP) system and method1 Sep 2026US 12,725,857 B2Saudi Arabian Oil Company
- Heterogeneously integrated liquid electrolyte powered processor11 Aug 2026US 12,707,972 B2Microsoft Technology Licensing, LLC
- Systems for converting and storing energy4 Aug 2026US 12,700,603 B2Standard Hydrogen Company, Inc.
- Closed-Loop Magnesium Galvanic Power Generation System with Hydrogen Capture8 Oct 2026US 2026/0312099 A1Dmag USA
- Prime location of unipolar electrolysis plants on the electricity grid8 Oct 2026US 2026/0312101 A1
- System and method for providing supplemental power and cooling to one or more components of an electrical load8 Oct 2026US 2026/0313851 A1Toyota Jidosha Kabushiki Kaisha
- Comprehensive energy supply system with hydrogen production and prediction function and integrated with hydrogen energy storage by residual flue gas of gas engine24 Sep 2026US 2026/0286916 A1The Architectural Design & Research Institute of Zhejiang University Co., Ltd.
- Electrochemical cell system including a heat recovery unit with exhaust backflow prevention27 Aug 2026US 2026/0253922 A1Bloom Energy Corporation
Most cited
By later US patents
- Process and system for converting carbonaceous feedstocks into energy without greenhouse gas emissions283US 6,187,465 B12001
- Modular hybrid low emissions power for hydrocarbon extraction229US 10,008,880 B2BJ Services Company · 2018
- Fuel cells for powering well stimulation equipment168US 10,577,910 B2Halliburton Energy Services.Inc. · 2020
- Off-board station and an electricity exchanging system suitable for use with a mobile vehicle power system114US 6,380,637 B1Ztek Corporation · 2002
- Arrangement for ensuring uninterrupted current supply to an electrical consumer104US 6,011,324 AAEG Energietechnik GmbH · 2000