B01F 23/20
Mixing gases with liquids
B01F23/20 (Mixing gases with liquids) appears on 5,346 US grants and 5,118 published applications in this corpus.
Search patents in B01F- Granted patents
- 5,346
- Published applications
- 5,118
- Assignees
- 2,760
- Inventors
- 10,025
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 53 | 0 |
| 1977 | 49 | 0 |
| 1978 | 41 | 0 |
| 1979 | 34 | 0 |
| 1980 | 53 | 0 |
| 1981 | 66 | 0 |
| 1982 | 38 | 0 |
| 1983 | 29 | 0 |
| 1984 | 48 | 0 |
| 1985 | 38 | 0 |
| 1986 | 37 | 0 |
| 1987 | 58 | 0 |
| 1988 | 57 | 0 |
| 1989 | 67 | 0 |
| 1990 | 67 | 0 |
| 1991 | 61 | 0 |
| 1992 | 71 | 0 |
| 1993 | 60 | 0 |
| 1994 | 57 | 0 |
| 1995 | 61 | 0 |
| 1996 | 59 | 0 |
| 1997 | 75 | 0 |
| 1998 | 75 | 0 |
| 1999 | 78 | 0 |
| 2000 | 104 | 0 |
| 2001 | 114 | 38 |
| 2002 | 104 | 82 |
| 2003 | 79 | 102 |
| 2004 | 71 | 96 |
| 2005 | 57 | 101 |
| 2006 | 56 | 136 |
| 2007 | 61 | 105 |
| 2008 | 62 | 129 |
| 2009 | 61 | 140 |
| 2010 | 86 | 153 |
| 2011 | 78 | 160 |
| 2012 | 116 | 162 |
| 2013 | 136 | 224 |
| 2014 | 144 | 266 |
| 2015 | 173 | 323 |
| 2016 | 251 | 308 |
| 2017 | 269 | 334 |
| 2018 | 250 | 303 |
| 2019 | 286 | 302 |
| 2020 | 282 | 325 |
| 2021 | 253 | 285 |
| 2022 | 217 | 245 |
| 2023 | 219 | 242 |
| 2024 | 187 | 224 |
| 2025 | 175 | 201 |
| 2026 | 123 | 132 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Valve device for injecting gas into a mixing chamber of a plastic metering device, and plastic metering device29 Sep 2026US 12,746,523 B2Henkel AG & Co. KGaA
- Process for in-line mineralisation and carbonation of demineralised water29 Sep 2026US 12,747,177 B2Flamingo Holding SA
- Self-contained foam-generating device with built-in breathing apparatus22 Sep 2026US 12,741,167 B2Aryballe
- Ultrasonic atomizing device22 Sep 2026US 12,741,251 B2TMEIC Corporation
- Fine bubble generator, water heater, and dishwasher22 Sep 2026US 12,741,252 B2Rinnai Corporation
- Evaporator for ambient water bodies, and related system and method8 Oct 2026US 2026/0306964 A1Resource West, Inc.
- Fluid system and method of separating oil from air in aircraft engine8 Oct 2026US 2026/0306988 A1Pratt & Whitney Canada Corp.
- Blade assembly for a blender8 Oct 2026US 2026/0307023 A1Starbucks Corporation
- System and method for methane elimination in septic systems and method to create carbon credits or their equivalent1 Oct 2026US 2026/0296935 A1
- Oxygen or hydrogen functional water production device1 Oct 2026US 2026/0296941 A1Cosan Co., Ltd.
Most cited
By later US patents
- Delivery of aerosol medications for inspiration598US 5,404,871 AAradigm Corporation · 1995
- Liquid waste oxygenation441US 5,463,176 A1995
- Apparatus and method of purifying water with ozone370US 6,673,248 B2S C Trade & Consult AB · 2004
- Ultrasonic atomizer334US 5,063,922 AEtala-Hameen Keuhkovammayhdistys R.Y. · 1991
- Automatic aerosol medication delivery system and methods279US 5,394,866 AAradigm Corporation · 1995