C01B 2201/82
Treatment with ultraviolet light
C01B2201/82 (Treatment with ultraviolet light) appears on 37 US grants and 40 published applications in this corpus.
Search patents in C01B- Granted patents
- 37
- Published applications
- 40
- Assignees
- 28
- Inventors
- 91
- Latest grant
- 2 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 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 | 1 | 1 |
| 2002 | 1 | 1 |
| 2003 | 1 | 2 |
| 2004 | 2 | 1 |
| 2005 | 1 | 1 |
| 2006 | 0 | 2 |
| 2007 | 0 | 2 |
| 2008 | 4 | 3 |
| 2009 | 2 | 3 |
| 2010 | 2 | 3 |
| 2011 | 2 | 2 |
| 2012 | 3 | 1 |
| 2013 | 5 | 3 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 1 | 0 |
| 2018 | 1 | 3 |
| 2019 | 0 | 1 |
| 2020 | 2 | 3 |
| 2021 | 1 | 2 |
| 2022 | 1 | 0 |
| 2023 | 2 | 2 |
| 2024 | 1 | 3 |
| 2025 | 0 | 1 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method and system of controlling a cohort of ozone gas generating devices2 Jun 2026US 12,642,879 B2
- Method and system for ozone generation24 Feb 2026US 12,559,370 B2
- Ozone generator with sensor1 Oct 2024US 12,103,847 B2OP-Hygiene IP GmbH
- System and method for vacuum ultraviolet lamp assisted ignition of oxygen-containing laser sustained plasma sources12 Dec 2023US 11,844,172 B2KLA Corporation
- Ozone replenishment system7 Nov 2023US 11,807,526 B1
- System for ozone generation12 Jun 2025US 2025/0187916 A113482073 Canada Inc.
- Active oxygen supply device and method for treatment with active oxygen16 May 2024US 2024/0157006 A1Canon Kabushiki Kaisha
- System and method for vacuum ultraviolet lamp assisted ignition of oxygen-containing laser sustained plasma sources25 Apr 2024US 2024/0138048 A1KLA Corporation
- Ozone purification device18 Jan 2024US 2024/0016968 A1Microjet Technology Co., Ltd.
- Method and system of controlling a cohort of ozone gas generating devices21 Sep 2023US 2023/0293753 A113482073 Canada Inc.
Most cited
By later US patents
- Air purification and decontamination for hazmat suits100US 7,658,891 B12010
- Ozone generator retrofit apparatus for jetted tubs and spas30US 6,723,233 B12004
- Method for purification and disinfection of water22US 6,802,981 B2Aquapure Technologies, Ltd. · 2004
- Apparatus and method for sanitizing air and spaces20US 8,226,899 B22012
- Device for enriching a fluid with ozone17US 4,834,948 AE. M. Heinkel K.G. · 1989