B01F 35/717613
Piston pumps
Official title: {Piston pumps}
B01F35/717613 (Piston pumps) appears on 61 US grants and 72 published applications in this corpus.
Search patents in B01F- Granted patents
- 61
- Published applications
- 72
- Assignees
- 61
- Inventors
- 158
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 1 |
| 2002 | 0 | 0 |
| 2003 | 1 | 1 |
| 2004 | 1 | 2 |
| 2005 | 1 | 1 |
| 2006 | 2 | 2 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 1 |
| 2010 | 0 | 2 |
| 2011 | 1 | 1 |
| 2012 | 0 | 2 |
| 2013 | 1 | 2 |
| 2014 | 0 | 1 |
| 2015 | 3 | 7 |
| 2016 | 2 | 4 |
| 2017 | 2 | 2 |
| 2018 | 5 | 1 |
| 2019 | 2 | 3 |
| 2020 | 1 | 10 |
| 2021 | 3 | 6 |
| 2022 | 5 | 9 |
| 2023 | 5 | 3 |
| 2024 | 5 | 5 |
| 2025 | 7 | 3 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Carbon dioxide driven water carbonating system14 Jul 2026US 12,678,749 B1Foothill Land, LLC
- Admixing system for fire-extinguishing systems and method for operating such an admixing system2 Jun 2026US 12,642,999 B2Firedos GmbH
- Method and device for producing a suspension18 Nov 2025US 12,472,474 B2
- Liquid dispensing pump and liquid dispensing device14 Oct 2025US 12,440,816 B2Shenzhen Yhlo Biotech Co., Ltd.
- Dilute chemical solution production device2 Sep 2025US 12,403,433 B2Kurita Water Industries Ltd.
- Method and device for the dilution of liquids18 Jun 2026US 2026/0166499 A1Stratec SE
- Dispersion composition production method16 Apr 2026US 2026/0102749 A1artience Co., Ltd.
- Systems and methods related to fluid pumping20 Nov 2025US 2025/0352962 A1Plas-Tech Engineering, Inc.
- System for producing a multiple component mixture29 May 2025US 2025/0170536 A1
- Mixing systems and methods8 May 2025US 2025/0144580 A1Exponent Beauty, Inc.
Most cited
By later US patents
- Continuous laminar fluid mixing in micro-electromechanical systems168US 6,520,197 B2The Regents of the University of California · 2003
- Automated dispensing apparatus122US 5,119,973 AFluid Management Limited Partnership · 1992
- High pressure homogenizer pump98US 4,773,833 AAPV Gaulin, Inc. · 1988
- Programmable apparatus and method for delivering microingredient feed additives to animals by weight85US 4,815,042 AMicro Chemical, Inc. · 1989
- Combination gravimetric and volumetric dispenser for multiple fluids65US 6,991,004 B2Fluid Management, Inc. · 2006