F04D 13/0653
The motor being flooded
Official title: {the motor being flooded}
F04D13/0653 (The motor being flooded) appears on 74 US grants and 84 published applications in this corpus.
Search patents in F04D- Granted patents
- 74
- Published applications
- 84
- Assignees
- 66
- Inventors
- 189
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 3 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 1 |
| 2002 | 1 | 0 |
| 2003 | 2 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 3 |
| 2009 | 0 | 0 |
| 2010 | 2 | 1 |
| 2011 | 1 | 1 |
| 2012 | 0 | 1 |
| 2013 | 0 | 3 |
| 2014 | 2 | 3 |
| 2015 | 0 | 3 |
| 2016 | 1 | 4 |
| 2017 | 2 | 9 |
| 2018 | 3 | 7 |
| 2019 | 8 | 5 |
| 2020 | 6 | 8 |
| 2021 | 3 | 7 |
| 2022 | 11 | 4 |
| 2023 | 3 | 7 |
| 2024 | 5 | 1 |
| 2025 | 4 | 7 |
| 2026 | 4 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Thermistor flow path8 Sep 2026US 12,729,681 B2GHSP, Inc.
- Automotive electric oil pump21 Jul 2026US 12,687,166 B2Pierburg Pump Technology GmbH
- Thermistor flow path5 May 2026US 12,618,406 B2GHSP, Inc.
- Axial direct drive sealless pump or turbine with deformation-resistant cover plate17 Mar 2026US 12,577,954 B2Flowserve Pte. Ltd.
- Mechanism for maintaining integrity of permanent magnets in directly driven sealless pumps and turbines25 Nov 2025US 12,480,519 B2Flowserve Pte. Ltd.
- Thermistor flow path10 Sep 2026US 2026/0266285 A1GHSP, Inc.
- Thermistor flow path13 Aug 2026US 2026/0235120 A1GHSP, Inc.
- Stator assembly for micro-axial pump6 Aug 2026US 2026/0231360 A1Hewlett Packard Enterprise Development LP
- Micro-axial pump having asymmetrical stator teeth30 Jul 2026US 2026/0223323 A1Hewlett Packard Enterprise Development LP
- Electric pump with printed circuit board stator11 Jun 2026US 2026/0160255 A1
Most cited
By later US patents
- Pump with fluid bearing46US 5,378,121 A1995
- Pump for central heating system41US 4,213,745 A1980
- Omnirise hydromag “variable speed magnetic coupling system for subsea pumps”26US 9,964,113 B2Fuglesangs Subsea AS · 2018
- Two stage pump having an electromotor device22US 4,336,002 ARobert Bosch GmbH · 1982
- Device and method for testing for motor bearing wear19US 4,584,865 ALawrence Pump and Engine Company · 1986