F04B 2201/00
Pump parameters
F04B2201/00 (Pump parameters) appears on 1,313 US grants and 1,297 published applications in this corpus.
Search patents in F04B- Granted patents
- 1,313
- Published applications
- 1,297
- Assignees
- 748
- Inventors
- 2,856
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 11 | 0 |
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 3 | 0 |
| 1980 | 0 | 0 |
| 1981 | 3 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 6 | 0 |
| 1985 | 12 | 0 |
| 1986 | 3 | 0 |
| 1987 | 8 | 0 |
| 1988 | 4 | 0 |
| 1989 | 9 | 0 |
| 1990 | 5 | 0 |
| 1991 | 12 | 0 |
| 1992 | 11 | 0 |
| 1993 | 11 | 0 |
| 1994 | 16 | 0 |
| 1995 | 14 | 0 |
| 1996 | 17 | 0 |
| 1997 | 20 | 0 |
| 1998 | 28 | 0 |
| 1999 | 41 | 0 |
| 2000 | 42 | 0 |
| 2001 | 33 | 4 |
| 2002 | 17 | 28 |
| 2003 | 28 | 35 |
| 2004 | 19 | 32 |
| 2005 | 23 | 41 |
| 2006 | 32 | 40 |
| 2007 | 12 | 41 |
| 2008 | 21 | 40 |
| 2009 | 18 | 44 |
| 2010 | 27 | 46 |
| 2011 | 30 | 25 |
| 2012 | 40 | 31 |
| 2013 | 15 | 45 |
| 2014 | 25 | 35 |
| 2015 | 29 | 33 |
| 2016 | 29 | 56 |
| 2017 | 35 | 66 |
| 2018 | 45 | 82 |
| 2019 | 78 | 93 |
| 2020 | 68 | 90 |
| 2021 | 80 | 101 |
| 2022 | 81 | 73 |
| 2023 | 69 | 72 |
| 2024 | 78 | 55 |
| 2025 | 59 | 49 |
| 2026 | 40 | 40 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Predicting frac pump component life interval6 Oct 2026US 12,753,750 B2Typhon Technology Solutions (U.S.), LLC
- Single-phase field-oriented control for a linear compressor6 Oct 2026US 12,753,752 B1Haier US Appliance Solutions, Inc.
- Dynamic calibration and correction of stroke volume of a pump6 Oct 2026US 12,754,059 B2Fenwal, Inc.
- Single stage reciprocating piston compressor with cooling22 Sep 2026US 12,742,447 B2I-Jack Technologies Incorporated
- Hydraulic motor15 Sep 2026US 12,736,038 B2Nachi-Fujikoshi Corp.
- Methods and systems for operating a fleet of pumps1 Oct 2026US 2026/0298063 A1BJ Energy Solutions, LLC
- Hydrostatic Rotary Machine Having Counting Apertures on a Second Brake Disc24 Sep 2026US 2026/0286951 A1Robert Bosch GmbH
- Adaptable sucker rod pump controller and system suitable for use with various well topologies17 Sep 2026US 2026/0275981 A1Ravdos Holdings Inc.
- Hydraulic pump state monitoring device and hydraulic drive system10 Sep 2026US 2026/0266272 A1Hitachi Construction Machinery Co., Ltd.
- Expandable device for a body cavity27 Aug 2026US 2026/0249060 A1IP Holding Company
Most cited
By later US patents
- Apparatus for controlling driving of reciprocating compressor and method thereof1,026US 7,408,310 B2LG Electronics Inc. · 2008
- Membrane pump with stretchable pump membrane348US 6,948,918 B2Novo Nordisk A/S · 2005
- Disposable cassette with negative head height fluid supply and method344US 5,302,093 AMcGaw, Inc. · 1994
- Disposable cassette with negative head height fluid supply277US 5,554,013 AMcGaw, Inc. · 1996
- Variable rate pumping system276US 7,563,076 B2Halliburton Energy Services.Inc. · 2009