H01M 8/04305
Modeling, demonstration models of fuel cells
Official title: {Modeling, demonstration models of fuel cells, e.g. for training purposes}
H01M8/04305 (Modeling, demonstration models of fuel cells) appears on 86 US grants and 141 published applications in this corpus.
Search patents in H01M- Granted patents
- 86
- Published applications
- 141
- Assignees
- 77
- Inventors
- 420
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2002 | 1 | 1 |
| 2003 | 0 | 1 |
| 2004 | 1 | 2 |
| 2005 | 1 | 5 |
| 2006 | 1 | 8 |
| 2007 | 1 | 3 |
| 2008 | 0 | 10 |
| 2009 | 2 | 4 |
| 2010 | 3 | 7 |
| 2011 | 2 | 4 |
| 2012 | 5 | 1 |
| 2013 | 6 | 3 |
| 2014 | 4 | 7 |
| 2015 | 5 | 2 |
| 2016 | 1 | 1 |
| 2017 | 2 | 12 |
| 2018 | 5 | 7 |
| 2019 | 6 | 3 |
| 2020 | 7 | 6 |
| 2021 | 3 | 5 |
| 2022 | 5 | 7 |
| 2023 | 7 | 13 |
| 2024 | 4 | 9 |
| 2025 | 9 | 13 |
| 2026 | 5 | 7 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Dimensional fluid mapping systems with multi-frequency excitation18 Aug 2026US 12,710,314 B2Robert Bosch GmbH
- Fuel cell performance optimization methodology combined with simulation and experiment19 May 2026US 12,633,554 B2Catarc New Energy Vehicle Test Center (Tianjin) Co., Ltd.
- Method for operating a fuel cell system5 May 2026US 12,620,610 B2Robert Bosch GmbH
- Discretization modeling method for electro-osmotic drag effect of water conservation in a fuel cell28 Apr 2026US 12,614,743 B2Catarc New Energy Vehicle Test Center (Tianjin) Co., Ltd.
- Modeling methods for designing fuel cell flow field6 Jan 2026US 12,519,114 B2Korea Institute of Energy Research
- Ai driven vfd control for securing membrane in flow batteries8 Oct 2026US 2026/0312097 A1ViZn Energy Systems, Inc.
- Diagnosis method for determining a state of a fuel cell system8 Oct 2026US 2026/0312098 A1Robert Bosch GmbH
- Fuel cell control system17 Sep 2026US 2026/0274115 A1Denso Corporation
- Method and system for effecting and determining a defect on a pem fuel cell3 Sep 2026US 2026/0259268 A1AVL List GmbH
- Malfunction detection and deterioration estimation device16 Jul 2026US 2026/0204605 A1Denso Corporation
Most cited
By later US patents
- Method of testing an electrochemical device21US 8,125,193 B2Eaton Power Quality Corporation · 2012
- Environmentally friendly, energy-economic system for testing fuel cell stacks13US 8,333,125 B2Atomic Energy Council-Institute of Nuclear Energy Research · 2012
- Cathode flow split control and pressure control for a vehicle fuel cell power system13US 8,956,778 B2GM Global Technology Operations LLC · 2015
- Method and system for fuel cell control12US 6,794,844 B2Visteon Global Technologies, Inc. · 2004
- Vehicle application for air storage cathode carbon loss estimation9US 9,099,701 B2GM Global Technology Operations LLC · 2015