F04B 2201/0203
Acceleration of the piston
F04B2201/0203 (Acceleration of the piston) appears on 18 US grants and 17 published applications in this corpus.
Search patents in F04B- Granted patents
- 18
- Published applications
- 17
- Assignees
- 18
- Inventors
- 48
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 1 | 1 |
| 2011 | 0 | 0 |
| 2012 | 1 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 0 | 2 |
| 2018 | 0 | 2 |
| 2019 | 3 | 4 |
| 2020 | 4 | 1 |
| 2021 | 3 | 0 |
| 2022 | 0 | 1 |
| 2023 | 0 | 3 |
| 2024 | 2 | 0 |
| 2025 | 0 | 0 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for operating a construction-material and/or viscous-material pump for conveying construction material and/or viscous material, and construction-material and/or viscous-material pump for conveying construction material and/or viscous material28 Jul 2026US 12,692,860 B2Putzmeister Engineering GmbH
- Liquid feeding apparatus and liquid feeding method26 Nov 2024US 12,153,026 B2Hitachi High-Tech Corporation
- System, apparatus, and method for motor speed control17 Sep 2024US 12,092,096 B2HydroCision, Inc.
- Drive device for a membrane fluid pump and operating method12 Oct 2021US 11,141,579 B2Berlin Heart GmbH
- Methods and apparatus for monitoring triplex pumps22 Jun 2021US 11,041,493 B2Advanced Sensor Design Technologies, LLC
- Pump and fluid displacer for a pump1 Jan 2026US 2026/0002526 A1Graco Minnesota Inc.
- Method for Operating a Construction-Material And/or Viscous-Material Pump for Conveying Construction Material And/or Viscous Material, and Construction-Material And/or Viscous-Material Pump for Conveying Construction Material And/or Viscous Material24 Aug 2023US 2023/0265843 A1Putzmeister Engineering GmbH
- Liquid feeding apparatus and liquid feeding method23 Mar 2023US 2023/0091683 A1Hitachi High-Tech Corporation
- Device for delivering a fluid to a consumption point and associated method5 Jan 2023US 2023/0003211 A1Memolub International S.A.
- System, apparatus, and method for motor speed control12 May 2022US 2022/0145875 A1HydroCision, Inc.
Most cited
By later US patents
- Pump36US 6,293,756 B1Amersham Pharmacia Biotech AB · 2001
- Drive device for a membrane fluid pump and operating method23US 11,141,579 B2Berlin Heart GmbH · 2021
- Piston valved vertical pump for particulate materials15US 5,252,037 AAseptic Technology Engineering Co. · 1993
- Method and apparatus for oil well pumping7US 6,386,322 B1Baldor Electric Company · 2002
- Wireless axial load cell and sensor assembly6US 10,302,510 B2Tecat Performance Systems, LLC · 2019