C01B 2203/00
Integrated processes for the production of hydrogen or synthesis gas
C01B2203/00 (Integrated processes for the production of hydrogen or synthesis gas) appears on 7,321 US grants and 9,435 published applications in this corpus.
Search patents in C01B- Granted patents
- 7,321
- Published applications
- 9,435
- Assignees
- 2,546
- Inventors
- 14,878
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 24 | 0 |
| 1977 | 31 | 0 |
| 1978 | 32 | 0 |
| 1979 | 17 | 0 |
| 1980 | 29 | 0 |
| 1981 | 15 | 0 |
| 1982 | 32 | 0 |
| 1983 | 21 | 0 |
| 1984 | 22 | 0 |
| 1985 | 27 | 0 |
| 1986 | 16 | 0 |
| 1987 | 34 | 0 |
| 1988 | 35 | 0 |
| 1989 | 47 | 0 |
| 1990 | 36 | 0 |
| 1991 | 44 | 0 |
| 1992 | 46 | 0 |
| 1993 | 30 | 0 |
| 1994 | 35 | 0 |
| 1995 | 31 | 0 |
| 1996 | 46 | 0 |
| 1997 | 42 | 0 |
| 1998 | 56 | 0 |
| 1999 | 77 | 0 |
| 2000 | 107 | 0 |
| 2001 | 136 | 54 |
| 2002 | 116 | 258 |
| 2003 | 173 | 325 |
| 2004 | 193 | 419 |
| 2005 | 166 | 381 |
| 2006 | 196 | 349 |
| 2007 | 200 | 384 |
| 2008 | 198 | 389 |
| 2009 | 224 | 403 |
| 2010 | 303 | 507 |
| 2011 | 306 | 457 |
| 2012 | 315 | 372 |
| 2013 | 344 | 343 |
| 2014 | 319 | 368 |
| 2015 | 366 | 392 |
| 2016 | 312 | 370 |
| 2017 | 301 | 324 |
| 2018 | 261 | 306 |
| 2019 | 251 | 256 |
| 2020 | 219 | 256 |
| 2021 | 209 | 313 |
| 2022 | 194 | 393 |
| 2023 | 282 | 460 |
| 2024 | 287 | 527 |
| 2025 | 291 | 492 |
| 2026 | 227 | 337 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- C01B 2203/02Processes for making hydrogen or synthesis gasIndexing code5,217
- C01B 2203/04Containing a purification step for the hydrogen or the synthesis gasIndexing code3,862
- C01B 2203/12Feeding the process for making hydrogen or synthesis gasIndexing code3,458
- C01B 2203/06Integration with other chemical processesIndexing code2,957
- C01B 2203/08Methods of heating or coolingIndexing code2,871
- C01B 2203/10Catalysts for performing the hydrogen forming reactionsIndexing code2,338
- C01B 2203/14Details of the flowsheetIndexing code1,749
- C01B 2203/80Aspect of integrated processes for the production of hydrogen or synthesis gasIndexing code1,279
All 9 subgroupsShow fewer
Recent patents
- Complex oxides for reactive oxygen separation and related applications6 Oct 2026US 12,752,260 B2North Carolina State University
- Thermocatalytic decomposition of methane using catalyst system design and operational parameters to control product yield and properties6 Oct 2026US 12,753,072 B2Battelle Memorial Institute
- Kinetic enhancements for thermal pyrolysis process, hybrid thermal-electric pyrolysis, and associated systems and methods6 Oct 2026US 12,753,073 B2Shell USA, Inc.
- Method for preparing synthesis gas6 Oct 2026US 12,753,074 B2LG Chem.Ltd.
- System and method embodiments for treating produced water using supercritical water desalination coupled with supercritical water oxidation6 Oct 2026US 12,753,101 B1Triad National Security, LLC
- Hydrogen generation device8 Oct 2026US 2026/0307031 A1
- Electric radiant heating for direct conversion syngas reactor8 Oct 2026US 2026/0307033 A1Aether Fuels Pte. Ltd.
- Hydrogen production device8 Oct 2026US 2026/0307034 A1Mitsubishi Heavy Industries, Ltd.
- Hydrogen generation apparatus8 Oct 2026US 2026/0307037 A1
- Catalyst for methane reforming and manufacturing method thereof8 Oct 2026US 2026/0307056 A1Hanwha Solutions Corporation
Most cited
By later US patents
- Steam reformer with internal hydrogen purification533US 5,861,137 A1999
- Electro-mechanical interfaces to mount robotic surgical arms470US 7,762,825 B2Intuitive Surgical Operations, Inc. · 2010
- Method for simultaneous recovery of hydrogen from water and from hydrocarbons351US 5,525,322 AThe Regents of the University of California · 1996
- Hydrogen gas-extraction module and method of fabrication341US 6,152,987 AWorcester Polytechnic Institute · 2000
- Method of methanol production328US 4,927,857 AEngelhard Corporation · 1990