F04D 29/0473
For radial pumps
Official title: {for radial pumps}
F04D29/0473 (For radial pumps) appears on 168 US grants and 197 published applications in this corpus.
Search patents in F04D- Granted patents
- 168
- Published applications
- 197
- Assignees
- 108
- Inventors
- 308
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 1 |
| 2002 | 0 | 0 |
| 2003 | 1 | 2 |
| 2004 | 2 | 1 |
| 2005 | 0 | 4 |
| 2006 | 1 | 0 |
| 2007 | 0 | 2 |
| 2008 | 3 | 11 |
| 2009 | 0 | 1 |
| 2010 | 3 | 2 |
| 2011 | 3 | 4 |
| 2012 | 3 | 5 |
| 2013 | 5 | 12 |
| 2014 | 7 | 9 |
| 2015 | 6 | 7 |
| 2016 | 7 | 9 |
| 2017 | 14 | 24 |
| 2018 | 12 | 22 |
| 2019 | 26 | 18 |
| 2020 | 26 | 13 |
| 2021 | 7 | 11 |
| 2022 | 8 | 11 |
| 2023 | 9 | 10 |
| 2024 | 10 | 3 |
| 2025 | 4 | 6 |
| 2026 | 8 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Centrifugal pump18 Aug 2026US 12,710,048 B2Sulzer Management AG
- Rotor for electric water pumps and sliding bearing device for water pumps7 Jul 2026US 12,674,464 B2Ntn Corporation
- Thrust bearing with tilting pad2 Jun 2026US 12,644,365 B2Halliburton Energy Services.Inc.
- Thrust bearing with tilting pad12 May 2026US 12,624,705 B1Halliburton Energy Services.Inc.
- Oil pan for internal combustion engine3 Mar 2026US 12,565,852 B2Arctic Cat Inc.
- Oil pan for internal combustion engine9 Jul 2026US 2026/0194004 A1Arctic Cat Inc.
- Bearing assemblies, apparatuses, devices, systems, and methods including bearings18 Jun 2026US 2026/0168507 A1ChampionX LLC
- Rotor assembly of electronic water pump and electronic water pump18 Jun 2026US 2026/0168519 A1Zhejiang Dunan Artificial Environment Co., Ltd.
- Magnetic pump with inner magnetic wheel structure11 Jun 2026US 2026/0160254 A1Polyvane Corporation
- Thrust bearing with tilting pad14 May 2026US 2026/0132704 A1Halliburton Energy Services.Inc.
Most cited
By later US patents
- Stabilizing drive for contactless rotary blood pump impeller214US 7,976,271 B2HeartWare, Inc. · 2011
- Liquid pump with axial thrust washer198US 9,347,457 B2Robert Bosch GmbH · 2016
- Shrouded thrust bearings168US 7,997,854 B2HeartWare, Inc. · 2011
- Centrifugal rotary blood pump with impeller having a hydrodynamic thrust bearing surface113US 8,152,493 B2Hearthware Inc. · 2012
- Pump with rotating inlet106US 7,402,276 B22008