C25B 15/031
Ph
Official title: pH
C25B15/031 (Ph) appears on 65 US grants and 130 published applications in this corpus.
Search patents in C25B- Granted patents
- 65
- Published applications
- 130
- Assignees
- 94
- Inventors
- 296
- Latest grant
- 12 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 1 | 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 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 1 |
| 2008 | 0 | 3 |
| 2009 | 1 | 0 |
| 2010 | 1 | 2 |
| 2011 | 1 | 1 |
| 2012 | 1 | 2 |
| 2013 | 0 | 2 |
| 2014 | 1 | 8 |
| 2015 | 5 | 1 |
| 2016 | 2 | 6 |
| 2017 | 4 | 6 |
| 2018 | 3 | 5 |
| 2019 | 1 | 7 |
| 2020 | 7 | 4 |
| 2021 | 5 | 9 |
| 2022 | 5 | 9 |
| 2023 | 8 | 17 |
| 2024 | 11 | 24 |
| 2025 | 4 | 14 |
| 2026 | 4 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Pulsed power supply for sustainable redox agent supply for hydrogen abatement during electrochemical hypochlorite generation12 May 2026US 12,623,931 B2Evoqua Water Technologies LLC
- Electrocatalytic method and apparatus for the simultaneous conversion of methane and CO2 to methanol through an electrochemical reactor operating at ordinary temperatures and pressures, including ambient ones7 Apr 2026US 12,595,573 B2Iritaly Trading Company S.R.L.
- Carbon dioxide electrolytic device and method of controlling carbon dioxide electrolytic device10 Feb 2026US 12,546,017 B2Kabushiki Kaisha Toshiba
- Hydrogen evolution electrode and preparation method thereof6 Jan 2026US 12,516,423 B2Chongqing University
- Processes for preparing lithium hydroxide9 Sep 2025US 12,410,531 B2Nemaska Lithium Inc.
- Proton rich ionic fluid and compatibility with common materials20 Aug 2026US 2026/0242961 A1TegIpco, LLC
- Electrochemical cell with fluidically controlled charge carriers and related devices, systems, and techniques16 Jul 2026US 2026/0201587 A1
- Method and system for electrolysis-assisted mineralization of carbon dioxide with industrial alkali waste25 Jun 2026US 2026/0176773 A1
- Acidification of seawater in an electrolytic - cation exchange module (e-cem) device11 Jun 2026US 2026/0159967 A1Evoqua Water Technologies LLC
- System and method for producing a hypochlorous acid-based disinfectant solution11 Jun 2026US 2026/0159968 A1MP Technic
Most cited
By later US patents
- Electrochemical apparatus to generate hydrogen and sequester carbon dioxide40US 8,227,127 B2New Sky Energy, Inc. · 2012
- Processes and systems for preparing lithium carbonate31US 10,144,990 B2Nemaska Lithium Inc. · 2018
- Sodium hydrosulfite electrolytic cell process control system12US 4,857,158 AOlin Corporation · 1989
- Method and system for electrochemical production of formic acid from carbon dioxide11US 10,047,446 B2Dioxide Materials, Inc. · 2018
- In-situ delivery systems for reaction product abatement in electrochemical cells6US 10,800,678 B2Evoqua Water Technologies LLC · 2020