C01B 2203/1633
Measuring the pressure
C01B2203/1633 (Measuring the pressure) appears on 74 US grants and 79 published applications in this corpus.
Search patents in C01B- Granted patents
- 74
- Published applications
- 79
- Assignees
- 46
- Inventors
- 226
- Latest grant
- 9 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 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 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 3 | 0 |
| 2000 | 1 | 0 |
| 2001 | 4 | 1 |
| 2002 | 3 | 5 |
| 2003 | 6 | 6 |
| 2004 | 8 | 12 |
| 2005 | 2 | 3 |
| 2006 | 6 | 8 |
| 2007 | 6 | 4 |
| 2008 | 1 | 3 |
| 2009 | 1 | 3 |
| 2010 | 4 | 0 |
| 2011 | 6 | 3 |
| 2012 | 3 | 4 |
| 2013 | 3 | 3 |
| 2014 | 1 | 2 |
| 2015 | 0 | 2 |
| 2016 | 2 | 2 |
| 2017 | 2 | 0 |
| 2018 | 2 | 1 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 2 |
| 2022 | 0 | 4 |
| 2023 | 1 | 0 |
| 2024 | 4 | 1 |
| 2025 | 2 | 8 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Apparatus and process for oxidant formation9 Dec 2025US 12,492,815 B2Air Products and Chemicals, Inc.
- Hydrogen production apparatus and hydrogen production method15 Jul 2025US 12,358,791 B2Eneos Corporation
- Apparatus and method for automatable start-up of a steam reformer arrangement into a normal operating state, and use and open-loop control/closed-loop control device and computer program product12 Nov 2024US 12,138,611 B2thyssenkrupp AG
- Hydrogen purification/storage apparatus and method using liquid organic hydrogen carrier5 Nov 2024US 12,134,559 B2Korea Institute of Science and Technology
- Carbon dioxide buffer vessel process design1 Oct 2024US 12,104,130 B2L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- Dehumidification apparatus, hydrogen production equipment, and method for operating dehumidification apparatus1 Oct 2026US 2026/0295515 A1Mitsubishi Heavy Industries, Ltd.
- Process of controlling provision of a hydrogen stream5 Mar 2026US 2026/0062363 A1Uop LLC
- Process design enabling carbon byproduct separation for sustainable hydrogen production in methane pyrolysis process9 Oct 2025US 2025/0313457 A1Aramco Services Company
- Hydrogen reactor system for continuously producing hydrogen and alumina with pressure and temperature regulation and control19 Jun 2025US 2025/0197208 A1Gh Power Inc.
- Control process for liquid organic hydrogen carrier process15 May 2025US 2025/0154001 A1Uop LLC
Most cited
By later US patents
- Steam reformer with internal hydrogen purification533US 5,861,137 A1999
- Steam reformer with internal hydrogen purification269US 5,997,594 ANorthwest Power Systems, LLC · 1999
- 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
- Method and apparatus for obtaining enhanced production rate of thermal chemical reactions111US 6,616,909 B1Battelle Memorial Institute · 2003