F04D 15/00
Control
Official title: Control, e.g. regulation, of pumps, pumping installations or systems
F04D15/00 (Control) appears on 2,304 US grants and 2,391 published applications in this corpus.
Search patents in F04D- Granted patents
- 2,304
- Published applications
- 2,391
- Assignees
- 1,051
- Inventors
- 4,373
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 19 | 0 |
| 1977 | 12 | 0 |
| 1978 | 9 | 0 |
| 1979 | 12 | 0 |
| 1980 | 11 | 0 |
| 1981 | 10 | 0 |
| 1982 | 8 | 0 |
| 1983 | 12 | 0 |
| 1984 | 3 | 0 |
| 1985 | 6 | 0 |
| 1986 | 6 | 0 |
| 1987 | 13 | 0 |
| 1988 | 10 | 0 |
| 1989 | 21 | 0 |
| 1990 | 21 | 0 |
| 1991 | 22 | 0 |
| 1992 | 30 | 0 |
| 1993 | 27 | 0 |
| 1994 | 21 | 0 |
| 1995 | 15 | 0 |
| 1996 | 28 | 0 |
| 1997 | 25 | 0 |
| 1998 | 25 | 0 |
| 1999 | 32 | 0 |
| 2000 | 26 | 0 |
| 2001 | 36 | 10 |
| 2002 | 37 | 34 |
| 2003 | 40 | 34 |
| 2004 | 31 | 35 |
| 2005 | 16 | 59 |
| 2006 | 35 | 39 |
| 2007 | 21 | 58 |
| 2008 | 25 | 65 |
| 2009 | 26 | 60 |
| 2010 | 45 | 69 |
| 2011 | 38 | 69 |
| 2012 | 41 | 70 |
| 2013 | 67 | 108 |
| 2014 | 61 | 123 |
| 2015 | 62 | 129 |
| 2016 | 90 | 129 |
| 2017 | 103 | 146 |
| 2018 | 91 | 142 |
| 2019 | 161 | 130 |
| 2020 | 139 | 148 |
| 2021 | 131 | 182 |
| 2022 | 125 | 130 |
| 2023 | 134 | 128 |
| 2024 | 143 | 118 |
| 2025 | 121 | 99 |
| 2026 | 61 | 77 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- F04D 15/02Stopping of pumps, or operating valves, on occurrence of unwanted conditions761
- F04D 15/0066Control: by changing the speed723
- F04D 15/0088Testing machines594
- F04D 15/0005Control: by using valves395
- F04D 15/0077Safety measures283
- F04D 15/0027Varying behaviour or the very pump208
- F04D 15/0072Installation or systems with two or more pumps, wherein the flow path86
- F04D 15/0094Indicators of rotational movement54
All 9 subgroupsShow fewer
Recent patents
- Integrating domain knowledge with machine learning to optimize electrical submersible pump performance22 Sep 2026US 12,742,379 B2Schlumberger Technology Corporation
- Modular dry well pump station apparatus, system and method15 Sep 2026US 12,736,055 B2Industrial Flow Solutions Operating, LLC
- Stick pump assembly1 Sep 2026US 12,723,590 B2Milwaukee Electric Tool Corporation
- Liquid supply device with function of reducing generation of particles25 Aug 2026US 12,716,416 B2Samsung Electronics Co., Ltd.
- Method for providing at least one item of information relating to a hydraulic system25 Aug 2026US 12,716,433 B2KSB SE & Co. KGaA
- Systems and methods of prediction and management of scaling on components8 Oct 2026US 2026/0309156 A1Schlumberger Technology Corporation
- Variable speed pumping system and method8 Oct 2026US 2026/0309157 A1Pentair Water Pool and Spa, Inc.
- Method for Detecting Cavitation and/or a Bubbling-in or Inflow of Air within a Hydraulic System8 Oct 2026US 2026/0309158 A1KSB SE & Co. KGaA
- Twin Pump Unit Casing Having Motor Mounted Touchscreens1 Oct 2026US 2026/0298247 A1S. A. Armstrong Limited
- Fluid delivery system health monitoring systems and methods1 Oct 2026US 2026/0298249 A1Oshkosh Corporation
Most cited
By later US patents
- Medicinal fluid pump having multiple stored protocols727US 5,685,844 AAbbott Laboratories · 1997
- Drug pump systems and methods658US 6,241,704 B1SIMS Deltec, Inc. · 2001
- Drug pump systems and methods455US 6,475,180 B2SIMS Deltec, Inc. · 2002
- Systems and methods for automated testing of medical equipment393US 5,669,877 ASIMS Deltec, Inc. · 1997
- Method and apparatus for diagnosing a pump system374US 6,330,525 B1Innovation Management Group, Inc. · 2001