C01B 2201/00
Preparation of ozone by electrical discharge
C01B2201/00 (Preparation of ozone by electrical discharge) appears on 609 US grants and 530 published applications in this corpus.
Search patents in C01B- Granted patents
- 609
- Published applications
- 530
- Assignees
- 350
- Inventors
- 1,059
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 8 | 0 |
| 1977 | 12 | 0 |
| 1978 | 6 | 0 |
| 1979 | 8 | 0 |
| 1980 | 7 | 0 |
| 1981 | 2 | 0 |
| 1982 | 5 | 0 |
| 1983 | 6 | 0 |
| 1984 | 2 | 0 |
| 1985 | 4 | 0 |
| 1986 | 4 | 0 |
| 1987 | 8 | 0 |
| 1988 | 6 | 0 |
| 1989 | 9 | 0 |
| 1990 | 9 | 0 |
| 1991 | 12 | 0 |
| 1992 | 13 | 0 |
| 1993 | 6 | 0 |
| 1994 | 10 | 0 |
| 1995 | 14 | 0 |
| 1996 | 22 | 0 |
| 1997 | 5 | 0 |
| 1998 | 10 | 0 |
| 1999 | 19 | 0 |
| 2000 | 23 | 0 |
| 2001 | 17 | 8 |
| 2002 | 18 | 41 |
| 2003 | 14 | 28 |
| 2004 | 18 | 32 |
| 2005 | 16 | 19 |
| 2006 | 7 | 24 |
| 2007 | 6 | 14 |
| 2008 | 11 | 21 |
| 2009 | 12 | 14 |
| 2010 | 19 | 22 |
| 2011 | 10 | 20 |
| 2012 | 10 | 20 |
| 2013 | 15 | 20 |
| 2014 | 16 | 18 |
| 2015 | 23 | 22 |
| 2016 | 22 | 22 |
| 2017 | 10 | 20 |
| 2018 | 14 | 25 |
| 2019 | 19 | 25 |
| 2020 | 24 | 27 |
| 2021 | 15 | 20 |
| 2022 | 23 | 22 |
| 2023 | 11 | 9 |
| 2024 | 11 | 14 |
| 2025 | 10 | 9 |
| 2026 | 8 | 14 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- C01B 2201/10Dischargers used for production of ozoneIndexing code348
- C01B 2201/20Electrodes used for obtaining electrical dischargeIndexing code303
- C01B 2201/60Feed streams for electrical dischargersIndexing code255
- C01B 2201/30Dielectrics used in the electrical dischargersIndexing code209
- C01B 2201/70Cooling of the dischargerIndexing code171
- C01B 2201/90Control of the processIndexing code124
- C01B 2201/80Additional processes occurring alongside the electrical dischargesIndexing code54
- C01B 2201/40Preparation of ozone by electrical discharge: using several dischargers in seriesIndexing code40
All 9 subgroupsShow fewer
Recent patents
- Method for optimizing consumption of the operating resources of ozone generators8 Sep 2026US 12,729,450 B2ProMinent GmbH
- Ozone-generating apparatus21 Jul 2026US 12,688,990 B2Metawater Co., Ltd.
- Method and system of controlling a cohort of ozone gas generating devices2 Jun 2026US 12,642,879 B2
- Ozoniser and method for producing ozone from oxygen19 May 2026US 12,630,423 B2ProMinent GmbH
- Ozone generating apparatus28 Apr 2026US 12,612,308 B2Sumitomo Precision Products Co., Ltd.
- An ozone generator comprising cooling means for generating ozone, a method for generating ozone from an oxygen rich gas and use of the generator1 Oct 2026US 2026/0296886 A1Water Aps
- Ozone-Based DUV Laser Power Attenuation24 Sep 2026US 2026/0291161 A1KLA Corporation
- Combination carbon monoxide and nitrogen dioxide scrubber treatment and process17 Sep 2026US 2026/0273461 A1
- Renewable power to x module based on ozonation assisted electrochemical energy conversion reaction20 Aug 2026US 2026/0242960 A1NewSouth Innovations Pty Limited
- Ozone supply apparatus and ozone supply method13 Aug 2026US 2026/0233151 A1Mitsubishi Electric Corporation
Most cited
By later US patents
- Systems and methods for thin-film deposition of metal oxides using excited nitrogen—oxygen species549US 8,883,270 B2ASM America, Inc. · 2014
- Systems and methods for thin-film deposition of metal oxides using excited nitrogen-oxygen species543US 8,802,201 B2ASM America, Inc. · 2014
- Electro-kinetic air transporter-conditioner122US 6,176,977 B1Sharper Image Corporation · 2001
- Unit for processing numeric and logic operations for use in central processing units (cpus), multiprocessor systems, data-flow processors (dsps), systolic processors and field programmable gate arrays (epgas)113US 6,425,068 B1PACT GmbH · 2002
- Electrode self-cleaning mechanism for electro-kinetic air transporter-conditioner devices102US 6,350,417 B1Sharper Image Corporation · 2002