B01F 23/23765
Nitrogen
Official title: {Nitrogen}
B01F23/23765 (Nitrogen) appears on 82 US grants and 110 published applications in this corpus.
Search patents in B01F- Granted patents
- 82
- Published applications
- 110
- Assignees
- 68
- Inventors
- 165
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 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 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 2 | 3 |
| 2003 | 2 | 3 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 1 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 1 | 1 |
| 2012 | 0 | 1 |
| 2013 | 1 | 3 |
| 2014 | 1 | 1 |
| 2015 | 1 | 0 |
| 2016 | 2 | 2 |
| 2017 | 4 | 12 |
| 2018 | 2 | 16 |
| 2019 | 4 | 7 |
| 2020 | 12 | 15 |
| 2021 | 9 | 11 |
| 2022 | 4 | 4 |
| 2023 | 11 | 9 |
| 2024 | 4 | 5 |
| 2025 | 6 | 13 |
| 2026 | 3 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- In-line gas liquid infusion smart system15 Sep 2026US 12,734,493 B2Flow Control LLC
- Delivery of medicinal gas in a liquid medium10 Mar 2026US 12,569,628 B2Third Pole, Inc.
- Infusion/mixer pump system—pump with integrated gas liquid mixing valve in an enclosure10 Feb 2026US 12,544,722 B2Flow Control LLC
- Recycling of gas in confined plunging liquid jet reactor4 Nov 2025US 12,458,936 B1Kuwait University
- Gas infuser for liquids9 Sep 2025US 12,409,424 B2Bunn-O-Matic Corporation
- Liquid treatment device including oxygen and nitrogen nanobubble generators and related methods13 Aug 2026US 2026/0233175 A1O2 Technologies, LLC
- Apparatus For Providing A Brewed Beverage25 Jun 2026US 2026/0174275 A1Kabushiki Kaisha Kenwood
- Floating power generation unit18 Dec 2025US 2025/0382035 A1
- Substrate cleaning method and substrate cleaning apparatus14 Aug 2025US 2025/0256308 A1Ebara Corporation
- Liquid outlet system and gas-liquid mixing device10 Jul 2025US 2025/0222412 A1Sanitar Co., Ltd.
Most cited
By later US patents
- Control of dissolved gases in liquids73US 5,565,149 APermea, Inc. · 1996
- Gas dissolving and releasing liquid treatment system68US 5,167,806 AInternational Environmental Systems, Inc. · 1992
- Mixing system with condenser63US 8,455,242 B2HyClone Laboratories, Inc. · 2013
- Water and wastewater treatment system50US 5,240,600 AInternational Environmental Systems, Inc., USA · 1993
- Gas dissolving apparatus and method46US 6,485,003 B22002