C01B 2203/1647
Controlling the amount of the product
C01B2203/1647 (Controlling the amount of the product) appears on 113 US grants and 136 published applications in this corpus.
Search patents in C01B- Granted patents
- 113
- Published applications
- 136
- Assignees
- 80
- Inventors
- 314
- Latest grant
- 7 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 3 | 0 |
| 2001 | 2 | 4 |
| 2002 | 5 | 15 |
| 2003 | 12 | 21 |
| 2004 | 12 | 11 |
| 2005 | 15 | 11 |
| 2006 | 8 | 8 |
| 2007 | 6 | 2 |
| 2008 | 6 | 2 |
| 2009 | 4 | 7 |
| 2010 | 6 | 3 |
| 2011 | 2 | 4 |
| 2012 | 5 | 2 |
| 2013 | 2 | 1 |
| 2014 | 2 | 2 |
| 2015 | 0 | 1 |
| 2016 | 1 | 2 |
| 2017 | 1 | 0 |
| 2018 | 1 | 2 |
| 2019 | 1 | 3 |
| 2020 | 0 | 3 |
| 2021 | 2 | 5 |
| 2022 | 2 | 7 |
| 2023 | 3 | 3 |
| 2024 | 2 | 8 |
| 2025 | 5 | 3 |
| 2026 | 2 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Fuel production system7 Jul 2026US 12,674,105 B2Honda Motor Co., Ltd.
- Reactor for on-demand high pressure hydrogen2 Jun 2026US 12,643,788 B2Triad National Security, LLC
- Hydrogen storage material5 Aug 2025US 12,378,112 B2The Government of the United States of America, as represented by the Secretary of the Navy
- Operation method for hydrogen production device, and hydrogen production device17 Jun 2025US 12,330,941 B2Osaka Gas Co., Ltd.
- Synthesis of nanocomposite for green energy production29 Apr 2025US 12,286,349 B1Imam Mohammad Ibn Saud Islamic University
- Carbon dioxide reaction device1 Oct 2026US 2026/0296896 A1Yueqing Wanyin Aquarium Equipment Co., Ltd
- System and method for processing natural gas to remove carbon and produce hydrogen17 Sep 2026US 2026/0274660 A1BIA Integrated Solutions, Inc.
- Continuous reactors of formate-bicarbonate cycle for hydrogen storage and release16 Jul 2026US 2026/0200726 A1Hydro X Ltd
- Dehydrogenation reaction system and control method thereof18 Jun 2026US 2026/0167488 A1Hyundai Motor Company
- Hydrogen generating device12 Mar 2026US 2026/0070784 A1Toyota Jidosha Kabushiki Kaisha
Most cited
By later US patents
- Hydrogen producing fuel processing system236US 6,221,117 B1IdaTech, LLC · 2001
- Integrated hydrocarbon reforming system and controls150US 6,641,625 B1Nuvera Fuel Cells, LLC · 2003
- Chemical reactor and method for gas phase reactant catalytic reactions131US 6,488,838 B1Battelle Memorial Institute · 2002
- Integrated fuel cell system112US 6,376,113 B1IdaTech, LLC · 2002
- Method and apparatus for obtaining enhanced production rate of thermal chemical reactions111US 6,616,909 B1Battelle Memorial Institute · 2003