F16H 45/00
Combinations of fluid gearings for conveying rotary motion with couplings or clutches
Official title: Combinations of fluid gearings for conveying rotary motion with couplings or clutches (gearing systems consisting of a plurality of hydrokinetic units operating alternatively F16H41/22)
F16H45/00 (Combinations of fluid gearings for conveying rotary motion with couplings or clutches) appears on 1,984 US grants and 1,558 published applications in this corpus.
Search patents in F16H- Granted patents
- 1,984
- Published applications
- 1,558
- Assignees
- 223
- Inventors
- 2,147
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 11 | 0 |
| 1978 | 15 | 0 |
| 1979 | 16 | 0 |
| 1980 | 9 | 0 |
| 1981 | 18 | 0 |
| 1982 | 10 | 0 |
| 1983 | 14 | 0 |
| 1984 | 25 | 0 |
| 1985 | 23 | 0 |
| 1986 | 21 | 0 |
| 1987 | 20 | 0 |
| 1988 | 16 | 0 |
| 1989 | 18 | 0 |
| 1990 | 26 | 0 |
| 1991 | 24 | 0 |
| 1992 | 21 | 0 |
| 1993 | 17 | 0 |
| 1994 | 22 | 0 |
| 1995 | 19 | 0 |
| 1996 | 18 | 0 |
| 1997 | 31 | 0 |
| 1998 | 48 | 0 |
| 1999 | 50 | 0 |
| 2000 | 53 | 0 |
| 2001 | 52 | 25 |
| 2002 | 39 | 27 |
| 2003 | 28 | 37 |
| 2004 | 40 | 54 |
| 2005 | 29 | 25 |
| 2006 | 37 | 30 |
| 2007 | 21 | 52 |
| 2008 | 13 | 57 |
| 2009 | 21 | 69 |
| 2010 | 36 | 33 |
| 2011 | 33 | 51 |
| 2012 | 53 | 66 |
| 2013 | 48 | 55 |
| 2014 | 64 | 69 |
| 2015 | 72 | 90 |
| 2016 | 71 | 102 |
| 2017 | 101 | 181 |
| 2018 | 132 | 124 |
| 2019 | 140 | 96 |
| 2020 | 95 | 103 |
| 2021 | 76 | 66 |
| 2022 | 73 | 73 |
| 2023 | 77 | 35 |
| 2024 | 36 | 22 |
| 2025 | 35 | 12 |
| 2026 | 10 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- F16H 45/02Combinations of fluid gearings for conveying rotary motion with couplings or clutches1,896
- F16H 2045/002Comprising a clutch between prime mover and fluid gearingIndexing code173
- F16H 2045/005Comprising a clutch between fluid gearing and the mechanical gearing unitIndexing code81
- F16H 2045/007Comprising a damper between turbine of the fluid gearing and the mechanicalIndexing code49
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Most cited
By later US patents
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- Motor/generator unit applicable to automotive vehicle81US 6,184,603 B2Unisia Jecs Corporation · 2001
- Electric hybrid transmission with a torque converter78US 5,789,823 AGeneral Motors Corporation · 1998