F16D 33/20
Shape of wheels, blades, or channels with respect to function
F16D33/20 (Shape of wheels, blades, or channels with respect to function) appears on 32 US grants and 26 published applications in this corpus.
Search patents in F16D- Granted patents
- 32
- Published applications
- 26
- Assignees
- 20
- Inventors
- 77
- Latest grant
- 13 May 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 3 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 1 |
| 2002 | 2 | 0 |
| 2003 | 0 | 2 |
| 2004 | 2 | 1 |
| 2005 | 2 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 2 |
| 2010 | 1 | 1 |
| 2011 | 1 | 0 |
| 2012 | 0 | 0 |
| 2013 | 1 | 3 |
| 2014 | 1 | 1 |
| 2015 | 1 | 0 |
| 2016 | 2 | 1 |
| 2017 | 2 | 3 |
| 2018 | 2 | 1 |
| 2019 | 0 | 1 |
| 2020 | 0 | 1 |
| 2021 | 2 | 0 |
| 2022 | 1 | 4 |
| 2023 | 2 | 2 |
| 2024 | 1 | 0 |
| 2025 | 3 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Shear thickening fluid based rotary power shunt mechanism13 May 2025US 12,297,875 B2Moshun, LLC
- Resolver assembly for hybrid module13 May 2025US 12,297,895 B1Schaeffler Technologies AG & Co. KG
- Shear thickening fluid based rotary power coupler mechanism25 Mar 2025US 12,259,014 B2Moshun, LLC
- Coupling1 Oct 2024US 12,104,662 B1
- Increasing mechanical advantage through the use of a rotating liquid14 Nov 2023US 11,815,140 B2Werlpower, LLC
- Shear thickening fluid based rotary power shunt mechanism4 Sep 2025US 2025/0277515 A1Moshun, LLC
- Shear thickening fluid based rotary power coupler mechanism21 Sep 2023US 2023/0296142 A1Moshun, LLC
- Shear thickening fluid based rotary power shunt mechanism21 Sep 2023US 2023/0296149 A1Moshun, LLC
- Fluid coupling for a continuous variable transmission24 Nov 2022US 2022/0373068 A1
- Increasing mechanical advantage through the use of a rotating liquid26 May 2022US 2022/0163072 A1Werlpower, LLC
Most cited
By later US patents
- Fluid drive8US 5,331,811 A1994
- Hydraulic gerotor motor with integral shuttle valve8US 6,826,909 B2Parker-Hannifin Corporation · 2004
- Hydrodynamic transmission system6US 3,940,929 A1976
- Flow passage structure for shaft-press-fitted flange members6US 6,428,417 B1Honda Giken Kogyo Kabushiki Kaisha · 2002
- Fluid coupling5US 6,334,307 B12002