B01D 2257/106
Ozone
B01D2257/106 (Ozone) appears on 222 US grants and 281 published applications in this corpus.
Search patents in B01D- Granted patents
- 222
- Published applications
- 281
- Assignees
- 160
- Inventors
- 567
- Latest grant
- 26 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 3 | 0 |
| 1999 | 2 | 0 |
| 2000 | 3 | 0 |
| 2001 | 7 | 4 |
| 2002 | 5 | 5 |
| 2003 | 5 | 6 |
| 2004 | 5 | 9 |
| 2005 | 4 | 5 |
| 2006 | 5 | 5 |
| 2007 | 2 | 8 |
| 2008 | 6 | 2 |
| 2009 | 2 | 5 |
| 2010 | 3 | 8 |
| 2011 | 1 | 4 |
| 2012 | 6 | 5 |
| 2013 | 6 | 7 |
| 2014 | 6 | 10 |
| 2015 | 7 | 14 |
| 2016 | 8 | 11 |
| 2017 | 6 | 19 |
| 2018 | 8 | 20 |
| 2019 | 24 | 21 |
| 2020 | 8 | 18 |
| 2021 | 14 | 17 |
| 2022 | 15 | 31 |
| 2023 | 18 | 16 |
| 2024 | 18 | 15 |
| 2025 | 12 | 7 |
| 2026 | 6 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Ozone-based disinfection system for refrigerated storage and ice-making applications26 May 2026US 12,636,395 B2BioSure North America LLC
- Method and device for disinfecting and cleaning enclosed spaces in particular, such as a passenger compartment on a means of transport14 Apr 2026US 12,599,691 B2Prodose
- System for detecting and cleaning air pollution in indoor space with heating, ventilation and air conditioning7 Apr 2026US 12,595,928 B2Microjet Technology Co., Ltd.
- Fresh air ventilation device for air pollution prevention17 Mar 2026US 12,578,108 B2Microjet Technology Co., Ltd.
- Methods and equipment for treatment of odorous gas streams13 Jan 2026US 12,521,675 B2
- Image forming apparatus including main body housing, process unit, fixing device, exhaust fan, first duct, filter and seal1 Oct 2026US 2026/0299513 A1Brother Kogyo Kabushiki Kaisha
- Ozone supply system and ozone supply method17 Sep 2026US 2026/0274666 A1Mitsubishi Electric Corporation
- Ozone disinfection device with an ozone recovery module23 Jul 2026US 2026/0207807 A1Dcstar Inc
- Gas purification method and gas purifier2 Jul 2026US 2026/0183709 A1Guangdong Arcair Appliance Co., Ltd.
- Method and apparatus for purging unwanted substances from air28 May 2026US 2026/0145122 A1
Most cited
By later US patents
- Filter and method for removing mercury, bacteria, pathogens and other vapors from gas134US 4,917,862 A1990
- Adsorbents for ozone recovery from gas mixtures79US 5,810,910 AAir Products and Chemicals, Inc. · 1998
- Argon recovery from argon-oxygen-decarburization process waste gases71US 5,125,934 AThe BOC Group, Inc. · 1992
- Adsorptive gas separator with inertial energy exchange68US 5,096,469 A1992
- Adsorptive monolith including activated carbon, method for making said monolith, and method for adsorbing chemical agents from fluid streams67US 6,171,373 B2Applied Ceramics, Inc. · 2001