B01F 23/23761
Aerating, i.e. introducing oxygen containing gas in liquids
Official title: {Aerating, i.e. introducing oxygen containing gas in liquids}
B01F23/23761 (Aerating, i.e. introducing oxygen containing gas in liquids) appears on 696 US grants and 731 published applications in this corpus.
Search patents in B01F- Granted patents
- 696
- Published applications
- 731
- Assignees
- 423
- Inventors
- 1,231
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 9 | 0 |
| 1978 | 3 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 6 | 0 |
| 1982 | 4 | 0 |
| 1983 | 1 | 0 |
| 1984 | 6 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 6 | 0 |
| 1988 | 7 | 0 |
| 1989 | 3 | 0 |
| 1990 | 5 | 0 |
| 1991 | 9 | 0 |
| 1992 | 3 | 0 |
| 1993 | 5 | 0 |
| 1994 | 10 | 0 |
| 1995 | 6 | 0 |
| 1996 | 10 | 0 |
| 1997 | 5 | 0 |
| 1998 | 12 | 0 |
| 1999 | 13 | 0 |
| 2000 | 17 | 0 |
| 2001 | 32 | 7 |
| 2002 | 17 | 14 |
| 2003 | 11 | 14 |
| 2004 | 14 | 12 |
| 2005 | 12 | 24 |
| 2006 | 11 | 58 |
| 2007 | 9 | 13 |
| 2008 | 13 | 12 |
| 2009 | 13 | 20 |
| 2010 | 9 | 16 |
| 2011 | 12 | 18 |
| 2012 | 13 | 21 |
| 2013 | 15 | 23 |
| 2014 | 13 | 17 |
| 2015 | 21 | 26 |
| 2016 | 19 | 33 |
| 2017 | 23 | 50 |
| 2018 | 24 | 41 |
| 2019 | 25 | 43 |
| 2020 | 48 | 50 |
| 2021 | 34 | 51 |
| 2022 | 45 | 42 |
| 2023 | 37 | 34 |
| 2024 | 36 | 33 |
| 2025 | 28 | 37 |
| 2026 | 13 | 22 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Substrate treatment device and substrate treatment method25 Aug 2026US 12,721,085 B2SCREEN Holdings Co., Ltd.
- System and method for removal of volatile hydrocarbons from a water stream4 Aug 2026US 12,698,219 B2ChartWater, LLC
- Aeration module21 Jul 2026US 12,685,971 B2Sumitomo Electric Fine Polymer, Inc.
- Reversing flow apparatus14 Jul 2026US 12,678,748 B2
- Portable display apparatus for beverage aeration23 Jun 2026US 12,661,620 B2
- Cartridge for Housing a Production of a Therapeutic Microfoam, Automated Device, Method for Producing a Therapeutic Microfoam, and Microfoam24 Sep 2026US 2026/0283952 A1
- Novel nanobubble generator for hydroponic, aquaponic, open-field agriculture, and/or cellular agriculture systems20 Aug 2026US 2026/0241348 A1Nanu Water Technology, Inc.
- Liquid treatment device including oxygen and nitrogen nanobubble generators and related methods13 Aug 2026US 2026/0233175 A1O2 Technologies, LLC
- Water Oxygenation System, Flow Block, and External Replaceable Nitrogen Filter Cartridge30 Jul 2026US 2026/0216632 A1
- Ozone water generation device and generation method30 Jul 2026US 2026/0217579 A1EcoDesign, Inc.
Most cited
By later US patents
- Liquid waste oxygenation441US 5,463,176 A1995
- Apparatus and method of purifying water with ozone370US 6,673,248 B2S C Trade & Consult AB · 2004
- Oxygenating apparatus, method for oxygenating a liquid therewith, and applications thereof147US 6,120,008 ALife International Products, Inc. · 2000
- Diffuser/emulsifier124US 6,386,751 B1Diffusion Dynamics, Inc. · 2002
- Highly efficient method of mixing dissimilar fluids using mechanically induced cavitation105US 6,627,784 B2Hydro Dynamics, Inc. · 2003