B01F 23/237
Characterised by the physical or chemical properties of gases or vapours introduced
Official title: characterised by the physical or chemical properties of gases or vapours introduced in the liquid media
B01F23/237 (Characterised by the physical or chemical properties of gases or vapours introduced) appears on 1,167 US grants and 1,317 published applications in this corpus.
Search patents in B01F- Granted patents
- 1,167
- Published applications
- 1,317
- Assignees
- 761
- Inventors
- 2,395
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 10 | 0 |
| 1978 | 5 | 0 |
| 1979 | 3 | 0 |
| 1980 | 4 | 0 |
| 1981 | 7 | 0 |
| 1982 | 8 | 0 |
| 1983 | 6 | 0 |
| 1984 | 7 | 0 |
| 1985 | 5 | 0 |
| 1986 | 4 | 0 |
| 1987 | 8 | 0 |
| 1988 | 12 | 0 |
| 1989 | 9 | 0 |
| 1990 | 11 | 0 |
| 1991 | 14 | 0 |
| 1992 | 10 | 0 |
| 1993 | 11 | 0 |
| 1994 | 15 | 0 |
| 1995 | 9 | 0 |
| 1996 | 12 | 0 |
| 1997 | 11 | 0 |
| 1998 | 19 | 0 |
| 1999 | 18 | 0 |
| 2000 | 27 | 0 |
| 2001 | 45 | 10 |
| 2002 | 23 | 17 |
| 2003 | 17 | 27 |
| 2004 | 22 | 18 |
| 2005 | 15 | 29 |
| 2006 | 16 | 61 |
| 2007 | 14 | 26 |
| 2008 | 20 | 19 |
| 2009 | 14 | 33 |
| 2010 | 11 | 26 |
| 2011 | 14 | 27 |
| 2012 | 24 | 32 |
| 2013 | 25 | 33 |
| 2014 | 18 | 34 |
| 2015 | 31 | 45 |
| 2016 | 35 | 54 |
| 2017 | 36 | 85 |
| 2018 | 37 | 76 |
| 2019 | 48 | 89 |
| 2020 | 77 | 99 |
| 2021 | 64 | 101 |
| 2022 | 74 | 84 |
| 2023 | 73 | 80 |
| 2024 | 76 | 86 |
| 2025 | 51 | 70 |
| 2026 | 40 | 56 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Fine bubble generator, water heater, and dishwasher22 Sep 2026US 12,741,252 B2Rinnai Corporation
- Apparatus and method for CO2 microbubble flooding15 Sep 2026US 12,734,490 B2Dalian University of Technology
- In-line gas liquid infusion smart system15 Sep 2026US 12,734,493 B2Flow Control LLC
- 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
- Cartridge for Housing a Production of a Therapeutic Microfoam, Automated Device, Method for Producing a Therapeutic Microfoam, and Microfoam24 Sep 2026US 2026/0283952 A1
- Method for immobilizing carbon dioxide24 Sep 2026US 2026/0284576 A1Honda Motor Co., Ltd.
- Carbonation machine with fixed carbonation pulse duration24 Sep 2026US 2026/0284608 A1Sodastream Industries Ltd.
- Carbon dioxide gas dissolution apparatus17 Sep 2026US 2026/0273480 A1Asahi Group Holdings, Ltd.
- Hydrogen infused drinking system10 Sep 2026US 2026/0264028 A1
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
- Low pressure, high efficiency carbonator and method132US 4,850,269 AAquatec GmbH · 1989
- Diffuser/emulsifier124US 6,386,751 B1Diffusion Dynamics, Inc. · 2002