H01M 8/0681
Reactant purification by the use of electrochemical cells
Official title: {Reactant purification by the use of electrochemical cells}
H01M8/0681 (Reactant purification by the use of electrochemical cells) appears on 88 US grants and 135 published applications in this corpus.
Search patents in H01M- Granted patents
- 88
- Published applications
- 135
- Assignees
- 61
- Inventors
- 270
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2002 | 0 | 2 |
| 2003 | 1 | 1 |
| 2004 | 1 | 5 |
| 2005 | 0 | 2 |
| 2006 | 3 | 3 |
| 2007 | 1 | 7 |
| 2008 | 1 | 4 |
| 2009 | 1 | 8 |
| 2010 | 4 | 2 |
| 2011 | 2 | 2 |
| 2012 | 5 | 3 |
| 2013 | 4 | 5 |
| 2014 | 2 | 3 |
| 2015 | 1 | 2 |
| 2016 | 3 | 2 |
| 2017 | 2 | 8 |
| 2018 | 6 | 11 |
| 2019 | 4 | 11 |
| 2020 | 12 | 9 |
| 2021 | 3 | 10 |
| 2022 | 5 | 4 |
| 2023 | 5 | 14 |
| 2024 | 10 | 8 |
| 2025 | 7 | 2 |
| 2026 | 5 | 7 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Use of a fuel cell to decarbonize a hydrocarbon cracking system16 Jun 2026US 12,658,461 B2Chevron Phillips Chemical Company LP
- Electrochemical hydrogen pump2 Jun 2026US 12,644,191 B2Panasonic Intellectual Property Management Co., Ltd.
- Road-based solar system for production of hydrogen and electricity31 Mar 2026US 12,592,568 B2
- Compressor and compressor control method24 Mar 2026US 12,586,801 B2Panasonic Intellectual Property Management Co., Ltd.
- Electrochemically driven carbon dioxide separator13 Jan 2026US 12,521,673 B2University of Delaware
- Use of a fuel cell to decarbonize a hydrocarbon cracking system17 Sep 2026US 2026/0279863 A1Chevron Phillips Chemical Company LP
- Methods And Devices For Continuous Removal of Impurities From Electrolytes13 Aug 2026US 2026/0237704 A1Lockheed Martin Energy, LLC
- Gas chromatograph and gas chromatographic system having an aggregate for generating hydogen16 Jul 2026US 2026/0202385 A1Koninklijke Philips N. V.
- Electrochemical cell and method of processing a gaseous stream containing hydrogen4 Jun 2026US 2026/0151730 A1
- Electrochemical compression for hydrogen recovery and high plant yield in ammonia synthesis processes26 Feb 2026US 2026/0054217 A1Ohmium International, Inc.
Most cited
By later US patents
- Fuel cell system with electrochemical anode exhaust recycling39US 8,101,307 B2Bloom Energy Corporation · 2012
- Composite mixed oxide ionic and electronic conductors for hydrogen separation29US 7,588,626 B2Trustees of Boston University · 2009
- Method for treating and distributing water generated in a self-contained water using unit23US 7,036,314 B2Airbus Deutschland GmbH · 2006
- Self-contained chromatography system21US 7,384,453 B2Schlumberger Technology Corporation · 2008
- Method and apparatus for electrochemical compression and expansion of hydrogen in a fuel cell system16US 7,132,182 B2Plug Power Inc. · 2006