C02F 2201/4616
Power supply
C02F2201/4616 (Power supply) appears on 613 US grants and 824 published applications in this corpus.
Search patents in C02F- Granted patents
- 613
- Published applications
- 824
- Assignees
- 559
- Inventors
- 1,924
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 4 | 0 |
| 1978 | 7 | 0 |
| 1979 | 4 | 0 |
| 1980 | 3 | 0 |
| 1981 | 5 | 0 |
| 1982 | 4 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 3 | 0 |
| 1986 | 0 | 0 |
| 1987 | 4 | 0 |
| 1988 | 3 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 13 | 0 |
| 1992 | 3 | 0 |
| 1993 | 8 | 0 |
| 1994 | 14 | 0 |
| 1995 | 8 | 0 |
| 1996 | 3 | 0 |
| 1997 | 5 | 0 |
| 1998 | 7 | 0 |
| 1999 | 9 | 0 |
| 2000 | 9 | 0 |
| 2001 | 16 | 0 |
| 2002 | 17 | 19 |
| 2003 | 14 | 22 |
| 2004 | 11 | 20 |
| 2005 | 7 | 17 |
| 2006 | 7 | 16 |
| 2007 | 6 | 22 |
| 2008 | 7 | 24 |
| 2009 | 7 | 44 |
| 2010 | 18 | 35 |
| 2011 | 12 | 38 |
| 2012 | 26 | 21 |
| 2013 | 22 | 36 |
| 2014 | 17 | 35 |
| 2015 | 19 | 43 |
| 2016 | 20 | 24 |
| 2017 | 19 | 33 |
| 2018 | 23 | 29 |
| 2019 | 28 | 38 |
| 2020 | 34 | 50 |
| 2021 | 29 | 42 |
| 2022 | 25 | 49 |
| 2023 | 36 | 53 |
| 2024 | 22 | 40 |
| 2025 | 24 | 36 |
| 2026 | 19 | 38 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Waste water treatment process6 Oct 2026US 12,753,095 B2U.S. Clean Water Technology, Inc.
- Electrochemical nitrogen and phosphorus removal device and method29 Sep 2026US 12,747,176 B2Beijing Drainage Group Co., Ltd
- Method and kit for remediation of environments contaminated with halogenated organic compounds15 Sep 2026US 12,734,568 B2Photon Remediation Technology N.V.
- Water treatment plant1 Sep 2026US 12,722,101 B2
- Water treatment device18 Aug 2026US 12,709,559 B2LG Electronics Inc.
- Appliance with split-electrode water filtration assembly24 Sep 2026US 2026/0285713 A1Haier US Appliance Solutions, Inc.
- Electrolytic ion water generation device24 Sep 2026US 2026/0285715 A1E-Plan, Inc.
- Hybrid electrodialysis and electrolysis systems and processes24 Sep 2026US 2026/0285728 A1Pani Clean, Inc.
- Plasma-enabled Liquid Filtration and Decontamination17 Sep 2026US 2026/0274716 A1The Government of the United States of America, as represented by the Secretary of the Navy
- Methods of PFAS Destruction using UV Irradiation at 222 Nanometers17 Sep 2026US 2026/0274731 A1Claros Technologies Inc.
Most cited
By later US patents
- Method and apparatus for capacitive deionization, electrochemical purification, and regeneration of electrodes157US 5,425,858 AThe Regents of the University of California · 1995
- Method and apparatus for capacitive deionization and electrochemical purification and regeneration of electrodes139US 6,309,532 B1The Regents of the University of California · 2001
- High pulsed voltage systems for extending the shelf life of pumpable food products119US 5,048,404 AFoodco Corporation · 1991
- Method and apparatus for capacitive deionization and electrochemical purification and regeneration of electrodes117US 5,954,937 AThe Regents of the University of California · 1999
- Strong acid sterilizing liquid containing hypochlorous acid at a low concentration, method and apparatus for generating same, and apparatus for generating and dispensing same104US 5,858,201 AToto Ltd. · 1999