C25B 1/00
Electrolytic production of inorganic compounds or non-metals
C25B1/00 (Electrolytic production of inorganic compounds or non-metals) appears on 6,053 US grants and 9,223 published applications in this corpus.
Search patents in C25B- Granted patents
- 6,053
- Published applications
- 9,223
- Assignees
- 3,023
- Inventors
- 15,937
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 52 | 0 |
| 1977 | 68 | 0 |
| 1978 | 104 | 0 |
| 1979 | 74 | 0 |
| 1980 | 101 | 0 |
| 1981 | 106 | 0 |
| 1982 | 94 | 0 |
| 1983 | 74 | 0 |
| 1984 | 86 | 0 |
| 1985 | 61 | 0 |
| 1986 | 57 | 0 |
| 1987 | 51 | 0 |
| 1988 | 50 | 0 |
| 1989 | 41 | 0 |
| 1990 | 40 | 0 |
| 1991 | 37 | 0 |
| 1992 | 54 | 0 |
| 1993 | 45 | 0 |
| 1994 | 41 | 0 |
| 1995 | 49 | 0 |
| 1996 | 35 | 0 |
| 1997 | 43 | 0 |
| 1998 | 40 | 0 |
| 1999 | 39 | 0 |
| 2000 | 41 | 0 |
| 2001 | 52 | 11 |
| 2002 | 49 | 50 |
| 2003 | 33 | 67 |
| 2004 | 39 | 90 |
| 2005 | 32 | 88 |
| 2006 | 36 | 74 |
| 2007 | 27 | 113 |
| 2008 | 40 | 141 |
| 2009 | 49 | 165 |
| 2010 | 48 | 208 |
| 2011 | 93 | 195 |
| 2012 | 121 | 242 |
| 2013 | 121 | 290 |
| 2014 | 157 | 311 |
| 2015 | 196 | 365 |
| 2016 | 190 | 382 |
| 2017 | 221 | 367 |
| 2018 | 248 | 383 |
| 2019 | 302 | 435 |
| 2020 | 279 | 431 |
| 2021 | 296 | 493 |
| 2022 | 322 | 662 |
| 2023 | 387 | 810 |
| 2024 | 413 | 1065 |
| 2025 | 496 | 1054 |
| 2026 | 323 | 731 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Gas-less eluent generator6 Oct 2026US 12,753,517 B2Dionex Corporation
- Hydrogen production cathode and anode6 Oct 2026US 12,753,518 B2Civilized Power, LLC
- Electrochemical co-production of hydrogen and carbon monoxide6 Oct 2026US 12,753,519 B2Utility Global, Inc.
- Membrane electrode assembly for PEM water electrolysis capable of improving the electrical conductivity of the electrode layer and method of manufacturing thereof6 Oct 2026US 12,753,520 B2Korea Institute of Energy Research
- Electrocatalysts for H2O2 production6 Oct 2026US 12,753,521 B2The Regents of the University of California
- Oxygen reduction catalyst and use thereof8 Oct 2026US 2026/0307067 A1Toyota Jidosha Kabushiki Kaisha
- Polymerizable composition, ion exchange resin, ion exchange membrane, membrane electrode assembly, and hydrogen production device8 Oct 2026US 2026/0308295 A1Tokuyama Corporation
- Ammonia cracker8 Oct 2026US 2026/0308771 A1
- Gas generator for a tool, usage of the gas generator and a tool with a gas generator8 Oct 2026US 2026/0308772 A1Hilti Aktiengesellschaft
- Scalable automated oxyhydrogen-production, storage, and utilization system8 Oct 2026US 2026/0308773 A1Enertopia Corp.
Most cited
By later US patents
- Ionic semiconductor materials and applications thereof795US 5,055,171 AT and G Corporation · 1991
- Method and apparatus for the generation of nitric oxide499US 5,827,420 AWorld Precision Instruments, Inc. · 1998
- Electrochemical production of ozone and hydrogen peroxide465US 5,972,196 ALynntech, Inc. · 1999
- Organic conductive films for semiconductor electrodes424US 4,461,691 AThe United States of America as represented by the United States Department of Energy · 1984
- Electrolytic cell for hydrogen peroxide production and process for producing hydrogen peroxide394US 6,767,447 B2Premelec Electrode Ltd. · 2004