F16H 41/04
Combined pump-turbine units
F16H41/04 (Combined pump-turbine units) appears on 75 US grants and 63 published applications in this corpus.
Search patents in F16H- Granted patents
- 75
- Published applications
- 63
- Assignees
- 47
- Inventors
- 154
- Latest grant
- 28 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 1 | 0 |
| 2007 | 0 | 2 |
| 2008 | 1 | 0 |
| 2009 | 0 | 1 |
| 2010 | 1 | 1 |
| 2011 | 0 | 1 |
| 2012 | 2 | 1 |
| 2013 | 0 | 0 |
| 2014 | 2 | 4 |
| 2015 | 1 | 7 |
| 2016 | 2 | 9 |
| 2017 | 8 | 9 |
| 2018 | 12 | 0 |
| 2019 | 5 | 11 |
| 2020 | 5 | 3 |
| 2021 | 3 | 3 |
| 2022 | 2 | 5 |
| 2023 | 3 | 2 |
| 2024 | 2 | 1 |
| 2025 | 1 | 1 |
| 2026 | 3 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Hatless stator28 Apr 2026US 12,612,961 B1Schaeffler Technologies AG & Co. KG
- Apparatus to convert hydrokinetic energy into electrical energy14 Apr 2026US 12,601,321 B2
- Hydrostatic rotating machine with radial pistons and with improved distribution17 Feb 2026US 12,553,501 B2Robert Bosch GmbH
- Damping system for hydraulic coupling device, hydraulic coupling device and motor vehicle4 Mar 2025US 12,241,516 B2Valeo Kapec Torque Converters (Nanjing) Co., Ltd.
- Drive unit5 Mar 2024US 11,920,663 B2Exedy Corporation
- Apparatus to convert hydrokinetic energy into electrical energy2 Apr 2026US 2026/0092589 A1
- Hydrostatic Rotating Machine with Radial Pistons and with Improved Distribution1 May 2025US 2025/0137517 A1Robert Bosch GmbH
- Drive unit4 Jan 2024US 2024/0003413 A1Exedy Corporation
- System and method for bypassing a torque converter in a powertrain1 Jun 2023US 2023/0167889 A1GM Global Technology Operations LLC
- Torque converter with resolver rotor having angular and axial locking25 May 2023US 2023/0160459 A1Schaeffler Technologies AG & Co. KG
Most cited
By later US patents
- Variable-force clamping mechanism between torque-variation damping flywheel and torque converter19US 4,928,486 AValeo · 1990
- Engine disconnect clutches having torque converter feed-through activation for vehicle powertrains13US 10,293,674 B1GM Global Technology Operations LLC · 2019
- Method of making a torque converter assembly13US 5,384,958 AGeneral Motors Corporation · 1995
- Fluid torque converter with axially cut away stator inner shell12US 4,783,960 AToyota Jidosha Kabushiki Kaisha · 1988
- Rotation coupling employing torque converter and synchronization motor12US 7,422,543 B2ConocoPhillips Company · 2008