H01M 8/04529
Of the electrolyte
Official title: {of the electrolyte}
H01M8/04529 (Of the electrolyte) appears on 108 US grants and 135 published applications in this corpus.
Search patents in H01M- Granted patents
- 108
- Published applications
- 135
- Assignees
- 48
- Inventors
- 251
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2001 | 0 | 1 |
| 2002 | 0 | 2 |
| 2003 | 1 | 1 |
| 2004 | 1 | 1 |
| 2005 | 0 | 4 |
| 2006 | 1 | 4 |
| 2007 | 3 | 5 |
| 2008 | 0 | 7 |
| 2009 | 1 | 8 |
| 2010 | 6 | 10 |
| 2011 | 6 | 12 |
| 2012 | 4 | 3 |
| 2013 | 9 | 7 |
| 2014 | 11 | 10 |
| 2015 | 9 | 10 |
| 2016 | 6 | 7 |
| 2017 | 7 | 11 |
| 2018 | 11 | 10 |
| 2019 | 10 | 5 |
| 2020 | 8 | 3 |
| 2021 | 4 | 0 |
| 2022 | 2 | 2 |
| 2023 | 3 | 5 |
| 2024 | 1 | 4 |
| 2025 | 3 | 1 |
| 2026 | 1 | 2 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Method and system for dynamically modifying fuel cell stack current to manage fuel cell membrane hydration29 Sep 2026US 12,749,697 B2Ford Global Technologies, LLC
- Method for operating a fuel cell device, the fuel cell device, and a motor vehicle outfitted with a fuel cell device16 Dec 2025US 12,500,250 B2Audi AG
- Fuel cell system and method for controlling the same2 Dec 2025US 12,489,129 B2Hyundai Motor Company
- Method for diagnosing at least one fuel cell stack of a fuel cell device, computer-readable storage medium, and fuel cell diagnostic system22 Jul 2025US 12,368,173 B2Bayerische Motoren Werke Aktiengesellschaft
- Fuel cell system and method for controlling the same15 Oct 2024US 12,119,523 B2Hyundai Motor Company
- Computer system and a method for controlling a fuel cell system14 May 2026US 2026/0131700 A1Volvo Truck Corporation
- Method and system for controlling water balance in metal-air electrochemical cells7 May 2026US 2026/0128332 A1
- Fuel cell system30 Jan 2025US 2025/0038235 A1Denso Corporation
- Method and System for Dynamically Modifying Fuel Cell Stack Current to Manage Fuel Cell Membrane Hydration3 Oct 2024US 2024/0332575 A1Ford Global Technologies, LLC
- Fuel cell system1 Aug 2024US 2024/0258536 A1Denso Corporation
Most cited
By later US patents
- On-line system identification and control of fuel cell humidification via HFR measurements13US 7,687,164 B2GM Global Technology Operations LLC · 2010
- Fuel cell system13US 8,951,685 B2Toyota Jidosha Kabushiki Kaisha · 2015
- Electric power supply system8US 9,620,799 B2Honda Motor Co., Ltd. · 2017
- Vehicle fuel cell cooling system7US 8,808,937 B2Nissan Motor Co., Ltd. · 2014
- Optical fiber based fluorescence sensor for in-situ measurement and control of fuel cells6US 7,695,970 B2University of Connecticut · 2010