C25B 11/057
Consisting of a single element or compound
Official title: consisting of a single element or compound
C25B11/057 (Consisting of a single element or compound) appears on 548 US grants and 1,296 published applications in this corpus.
Search patents in C25B- Granted patents
- 548
- Published applications
- 1,296
- Assignees
- 621
- Inventors
- 3,110
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 4 | 0 |
| 1980 | 1 | 0 |
| 1981 | 5 | 0 |
| 1982 | 2 | 0 |
| 1983 | 3 | 0 |
| 1984 | 2 | 0 |
| 1985 | 4 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 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 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 1 |
| 2004 | 1 | 3 |
| 2005 | 0 | 2 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 1 | 2 |
| 2009 | 1 | 3 |
| 2010 | 1 | 6 |
| 2011 | 4 | 5 |
| 2012 | 3 | 3 |
| 2013 | 0 | 10 |
| 2014 | 2 | 17 |
| 2015 | 2 | 23 |
| 2016 | 8 | 40 |
| 2017 | 16 | 37 |
| 2018 | 16 | 47 |
| 2019 | 29 | 64 |
| 2020 | 38 | 65 |
| 2021 | 44 | 101 |
| 2022 | 54 | 119 |
| 2023 | 68 | 170 |
| 2024 | 66 | 201 |
| 2025 | 96 | 220 |
| 2026 | 64 | 155 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- 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
- Electrochemical transformations29 Sep 2026US 12,747,508 B2Loughborough University
- Water electrolysis cell and manufacturing method of the same22 Sep 2026US 12,742,244 B2Toyota Jidosha Kabushiki Kaisha
- Device and method for carbon dioxide electrolysis or carbon monoxide electrolysis22 Sep 2026US 12,742,248 B2Siemens Energy Global GmbH & Co. KG
- Ammonia cracker8 Oct 2026US 2026/0308771 A1
- Electronically conductive polymer binder for composite electrodes8 Oct 2026US 2026/0308782 A1The Governors of the University of Alberta
- Materials, panels and uses thereof8 Oct 2026US 2026/0308784 A1B. G. Negev Technologies and Applications Ltd., At Ben-Gurion University
- Electrode composition for proton exchange membrane water electrolysis, electrode for proton exchange membrane water electrolysis, anode, membrane-electrode assembly, and proton exchange membrane water electrolysis cell8 Oct 2026US 2026/0308785 A1Hyundai Motor Company
- Oxygen reduction catalyst and use thereof8 Oct 2026US 2026/0312077 A1Toyota Jidosha Kabushiki Kaisha
Most cited
By later US patents
- Ion conductive matrixes and their use36US 6,811,911 B1Tel Aviv University Future Technology Development L.P. · 2004
- Bi.sub.2 [M.sub.2-x Bi.sub.x ]O.sub.7-y compounds wherein M is Ru, Ir or mixtures thereof, and electrochemical devices containing same (Bat-24)35US 4,163,706 AExxon Research & Engineering Co. · 1979
- Electrode for electrochemical processes and method of producing the same33US 4,029,566 ASigri Elektrographit GmbH · 1977
- High performance cermet electrodes32US 4,582,766 AWestinghouse Electric Corp. · 1986
- Valve metal electrode with valve metal oxide semi-conductive face28US 3,948,751 AOronzio de Nora Impianti Elettrochimici S.p.A. · 1976