H01M 8/04052
Storage of heat in the fuel cell system
Official title: {Storage of heat in the fuel cell system}
H01M8/04052 (Storage of heat in the fuel cell system) appears on 168 US grants and 221 published applications in this corpus.
Search patents in H01M- Granted patents
- 168
- Published applications
- 221
- Assignees
- 97
- Inventors
- 383
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 3 |
| 2004 | 0 | 5 |
| 2005 | 1 | 3 |
| 2006 | 2 | 11 |
| 2007 | 2 | 8 |
| 2008 | 4 | 11 |
| 2009 | 4 | 11 |
| 2010 | 2 | 9 |
| 2011 | 10 | 5 |
| 2012 | 8 | 9 |
| 2013 | 4 | 8 |
| 2014 | 6 | 3 |
| 2015 | 5 | 8 |
| 2016 | 3 | 7 |
| 2017 | 5 | 7 |
| 2018 | 8 | 9 |
| 2019 | 10 | 5 |
| 2020 | 2 | 3 |
| 2021 | 6 | 7 |
| 2022 | 10 | 18 |
| 2023 | 14 | 21 |
| 2024 | 24 | 19 |
| 2025 | 18 | 21 |
| 2026 | 19 | 10 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Thermal energy storage system coupled with a solid oxide electrolysis system6 Oct 2026US 12,753,710 B2Rondo Energy, Inc.
- Thermal energy storage system coupled with thermal power cycle systems8 Sep 2026US 12,729,632 B1Rondo Energy, Inc.
- Thermal energy storage systems for use in material processing1 Sep 2026US 12,723,524 B2Rondo Energy, Inc.
- Methods for material activation with thermal energy storage system18 Aug 2026US 12,709,998 B2Rondo Energy, Inc.
- Solar hydrogen fuel cell system18 Aug 2026US 12,712,480 B1
- Electrical power source3 Sep 2026US 2026/0260922 A1Primetals Technologies Germany GmbH
- Heat energy recovery system for fuel cell exhaust gas27 Aug 2026US 2026/0253921 A1Samjungtech Co., Ltd
- Thermal Energy Storage with Fluid Flow Insulation16 Jul 2026US 2026/0201821 A1Rondo Energy, Inc.
- Thermal energy storage system coupled with steam cracking system25 Jun 2026US 2026/0176985 A1Rondo Energy, Inc.
- Brennstoffzellenvorrichtung, sowie brennstoffzellensystem mit einer vielzahl solcher brennstoffzellenvorrichtungen25 Jun 2026US 2026/0179992 A1
Most cited
By later US patents
- Temperature regulating system for a fuel cell powered vehicle97US 6,186,254 B1Xcelliss Fuel Cell Engines Inc. · 2001
- SOFC hot box components49US 9,190,673 B2Bloom Energy Corporation · 2015
- Battery system thermal management39US 6,942,944 B2Illinois Institute of Technology · 2005
- SOFC hot box components35US 8,563,180 B2Bloom Energy Corporation · 2013
- Method of optimizing operating efficiency of fuel cells33US 7,575,822 B2Bloom Energy Corporation · 2009