C01B 3/103
The hydrogen being generated from the water as a result of cycles
Official title: the hydrogen being generated from the water as a result of cycles of reactions, e.g. sulfur-iodine cycle
C01B3/103 (The hydrogen being generated from the water as a result of cycles) appears on 89 US grants and 41 published applications in this corpus.
Search patents in C01B- Granted patents
- 89
- Published applications
- 41
- Assignees
- 56
- Inventors
- 179
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 10 | 0 |
| 1977 | 9 | 0 |
| 1978 | 9 | 0 |
| 1979 | 6 | 0 |
| 1980 | 5 | 0 |
| 1981 | 2 | 0 |
| 1982 | 9 | 0 |
| 1983 | 3 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 2 |
| 2010 | 2 | 2 |
| 2011 | 0 | 1 |
| 2012 | 3 | 1 |
| 2013 | 1 | 5 |
| 2014 | 3 | 2 |
| 2015 | 6 | 0 |
| 2016 | 0 | 1 |
| 2017 | 0 | 2 |
| 2018 | 2 | 1 |
| 2019 | 0 | 2 |
| 2020 | 1 | 2 |
| 2021 | 3 | 1 |
| 2022 | 1 | 1 |
| 2023 | 1 | 5 |
| 2024 | 1 | 3 |
| 2025 | 1 | 5 |
| 2026 | 3 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Clean hydrogen production through the sulfur-iodine cycle8 Sep 2026US 12,729,113 B2Inventus Holdings, LLC
- Integrated sulfur recovery and hydrogen production process26 May 2026US 12,637,353 B2
- Co-production of hydrogen and sulfuric acid by partial oxidation of sulfur7 Apr 2026US 12,595,171 B2Saudi Arabian Oil Company
- Hydrogen release and storage system, hydrogen release and storage method, ammonia production apparatus, gas turbine, fuel cell, and steel mill23 Dec 2025US 12,503,362 B2Mitsubishi Heavy Industries, Ltd.
- Processes and systems for producing hydrocarbon fuels having high carbon conversion efficiency24 Sep 2024US 12,098,328 B2DG Fuels, LLC
- Method for producing hydrogen by dissociating water through thermochemical reactions and device for carrying out same5 Feb 2026US 2026/0035241 A1Universidad Politecnica De Madrid
- Plant and process for the production of hydrogen and/or methanol15 Jan 2026US 2026/0015232 A1Whydron S.R.L.
- Methods and processes for the use of calcium- and magnesium-bearing oxides, hydroxides, and silicates; calcium- and magnesium-bearing aqueous streams to capture, convert, and store carbon dioxide and produce hydrogen20 Nov 2025US 2025/0353740 A1Cornell University
- Method and reactor system for splitting water and/or carbon dioxide17 Jul 2025US 2025/0230040 A1The Regents of the University of Colorado, a body corporate
- Processes and systems for producing hydrocarbon fuels having high carbon conversion efficiency13 Feb 2025US 2025/0051649 A1DG Fuels, LLC
Most cited
By later US patents
- Thermochemical generation of hydrogen and carbon dioxide52US 4,440,733 ACalifornia Institute of Technology · 1984
- Process for producing liquid hydrocarbon by pyrolysis of biomass in presence of hydrogen from a carbon-free energy source43US 8,217,211 B2Purdue Research Foundation · 2012
- Thermochemical cyclic system for decomposing H.sub.2 O and/or CO.sub.2 by means of cerium-titanium-sodium-oxygen compounds21US 4,313,925 AThe United States of America as represented by the United States Department of Energy · 1982
- Process for the thermochemical production of hydrogen18US 4,089,940 AGeneral Atomic Company · 1978
- Process for hydrogen production from water17US 4,127,644 AGeneral Atomic Company · 1978