F04D 13/0686
Mechanical details of the pump control unit
Official title: {Mechanical details of the pump control unit (pump control F04D15/00)}
F04D13/0686 (Mechanical details of the pump control unit) appears on 214 US grants and 287 published applications in this corpus.
Search patents in F04D- Granted patents
- 214
- Published applications
- 287
- Assignees
- 135
- Inventors
- 571
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 4 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 3 | 0 |
| 2001 | 2 | 2 |
| 2002 | 1 | 0 |
| 2003 | 3 | 0 |
| 2004 | 0 | 5 |
| 2005 | 1 | 4 |
| 2006 | 2 | 3 |
| 2007 | 0 | 3 |
| 2008 | 3 | 4 |
| 2009 | 1 | 1 |
| 2010 | 0 | 3 |
| 2011 | 1 | 6 |
| 2012 | 1 | 0 |
| 2013 | 3 | 7 |
| 2014 | 3 | 19 |
| 2015 | 4 | 16 |
| 2016 | 8 | 12 |
| 2017 | 12 | 15 |
| 2018 | 9 | 20 |
| 2019 | 11 | 19 |
| 2020 | 20 | 22 |
| 2021 | 22 | 22 |
| 2022 | 22 | 28 |
| 2023 | 18 | 24 |
| 2024 | 14 | 15 |
| 2025 | 26 | 18 |
| 2026 | 13 | 19 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Noise-optimized centrifugal pump25 Aug 2026US 12,716,428 B2KSB SE & Co. KGaA
- Method of operating and configuring a pump with a function module25 Aug 2026US 12,717,466 B2Wilo SE
- Valve pump unit21 Jul 2026US 12,687,170 B2Vitesco Technologies GmbH
- Data memory unit for electric submersible pumping system23 Jun 2026US 12,663,946 B2Baker Hughes Oilfield Operations LLC
- Pump with an HM interface which can be installed in a variable manner16 Jun 2026US 12,655,847 B2KSB SE & Co. KGaA
- Axial gap-type electric motor equipped with coreless stator, and water pump using same6 Aug 2026US 2026/0226901 A1Amotech Co., Ltd.
- Encapsulant retaining wrap for micro-axial pump6 Aug 2026US 2026/0231365 A1Hewlett Packard Enterprise Development LP
- Systems and methods for control of a pump motor30 Jul 2026US 2026/0221850 A1Regal Beloit America, Inc.
- Fluid Pump With Indirectly Cooled Sortor25 Jun 2026US 2026/0177079 A1Robert Bosch GmbH
- High efficiency circulator with sensors18 Jun 2026US 2026/0168502 A1Taco, Inc.
Most cited
By later US patents
- Power distribution trailer for an electric driven hydraulic fracking system255US 10,794,165 B2National Service Alliance—Houston LLC · 2020
- Parameter monitoring and control for an electric driven hydraulic fracking system192US 10,753,165 B1National Service Alliance—Houston LLC · 2020
- Variable frequency drive configuration for electric driven hydraulic fracking system177US 10,753,153 B1National Service Alliance—Houston LLC · 2020
- Integrated controller pump146US 6,065,946 AServo Magnetics, Inc. · 2000
- Parameter monitoring and control for an electric driven hydraulic fracking system119US 10,871,045 B2National Service Alliance—Houston LLC · 2020