B01F 35/75
Discharge mechanisms
B01F35/75 (Discharge mechanisms) appears on 1,183 US grants and 1,172 published applications in this corpus.
Search patents in B01F- Granted patents
- 1,183
- Published applications
- 1,172
- Assignees
- 796
- Inventors
- 2,465
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 9 | 0 |
| 1977 | 6 | 0 |
| 1978 | 18 | 0 |
| 1979 | 11 | 0 |
| 1980 | 9 | 0 |
| 1981 | 7 | 0 |
| 1982 | 14 | 0 |
| 1983 | 5 | 0 |
| 1984 | 8 | 0 |
| 1985 | 12 | 0 |
| 1986 | 6 | 0 |
| 1987 | 9 | 0 |
| 1988 | 8 | 0 |
| 1989 | 17 | 0 |
| 1990 | 10 | 0 |
| 1991 | 8 | 0 |
| 1992 | 7 | 0 |
| 1993 | 16 | 0 |
| 1994 | 16 | 0 |
| 1995 | 14 | 0 |
| 1996 | 22 | 0 |
| 1997 | 15 | 0 |
| 1998 | 21 | 0 |
| 1999 | 16 | 0 |
| 2000 | 17 | 0 |
| 2001 | 25 | 10 |
| 2002 | 20 | 32 |
| 2003 | 23 | 42 |
| 2004 | 15 | 25 |
| 2005 | 16 | 32 |
| 2006 | 19 | 31 |
| 2007 | 11 | 23 |
| 2008 | 19 | 31 |
| 2009 | 8 | 23 |
| 2010 | 17 | 27 |
| 2011 | 17 | 36 |
| 2012 | 24 | 32 |
| 2013 | 29 | 43 |
| 2014 | 24 | 67 |
| 2015 | 49 | 55 |
| 2016 | 46 | 57 |
| 2017 | 43 | 66 |
| 2018 | 58 | 55 |
| 2019 | 53 | 69 |
| 2020 | 71 | 86 |
| 2021 | 56 | 78 |
| 2022 | 67 | 68 |
| 2023 | 44 | 41 |
| 2024 | 54 | 63 |
| 2025 | 49 | 41 |
| 2026 | 25 | 39 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Direct high pressure slurry injection fracturing system and method6 Oct 2026US 12,752,247 B1
- Ultra-dispersion mixer29 Sep 2026US 12,746,521 B2SK On Co., Ltd.
- Mixing plant with intermediate purge and associated control method29 Sep 2026US 12,746,524 B2Exel Industries
- Chemical dispenser having a motorized rotary diverter valve and method of using same22 Sep 2026US 12,741,256 B2Delaware Capital Formation, Inc.
- Multi-chamber syringe11 Aug 2026US 12,702,757 B2Davol Inc.
- Improvements to fluent mixing machines8 Oct 2026US 2026/0305649 A1Cremmjoy Inc.
- Stirring blade and stirring device including stirring blade1 Oct 2026US 2026/0295544 A1Mitsubishi Heavy Industries, Ltd.
- Cartridge for Housing a Production of a Therapeutic Microfoam, Automated Device, Method for Producing a Therapeutic Microfoam, and Microfoam24 Sep 2026US 2026/0283952 A1
- Personal solution-mixing device for consumer use10 Sep 2026US 2026/0264032 A1
- Compact animal feed mixer and feeder3 Sep 2026US 2026/0256112 A1Farm Aid Equipment, Inc.
Most cited
By later US patents
- Vertebroplasty injection device1,246US 7,008,433 B2Depuy Acromed, Inc. · 2006
- Integrated bone cement mixing and dispensing system1,201US 6,033,105 A2000
- Mobile, modular, electrically powered system for use in fracturing underground formations using liquid petroleum gas341US 9,140,110 B2Evolution Well Services, LLC · 2015
- Method for releasing controlled amount of aerosol medication273US 5,608,647 AAradigm Corporation · 1997
- Method and apparatus for releasing a controlled amount of aerosol medication over a selectable time interval230US 5,755,218 AAradigm Corporation · 1998