F16H 37/04
Combinations of toothed gearings only
Official title: Combinations of toothed gearings only (F16H37/06 takes precedence)
F16H37/04 (Combinations of toothed gearings only) appears on 1,431 US grants and 1,255 published applications in this corpus.
Search patents in F16H- Granted patents
- 1,431
- Published applications
- 1,255
- Assignees
- 440
- Inventors
- 2,210
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 2 | 0 |
| 1978 | 9 | 0 |
| 1979 | 6 | 0 |
| 1980 | 7 | 0 |
| 1981 | 12 | 0 |
| 1982 | 8 | 0 |
| 1983 | 9 | 0 |
| 1984 | 7 | 0 |
| 1985 | 7 | 0 |
| 1986 | 14 | 0 |
| 1987 | 16 | 0 |
| 1988 | 18 | 0 |
| 1989 | 25 | 0 |
| 1990 | 19 | 0 |
| 1991 | 16 | 0 |
| 1992 | 10 | 0 |
| 1993 | 14 | 0 |
| 1994 | 10 | 0 |
| 1995 | 19 | 0 |
| 1996 | 19 | 0 |
| 1997 | 13 | 0 |
| 1998 | 12 | 0 |
| 1999 | 13 | 0 |
| 2000 | 10 | 0 |
| 2001 | 13 | 7 |
| 2002 | 18 | 13 |
| 2003 | 13 | 13 |
| 2004 | 14 | 23 |
| 2005 | 8 | 18 |
| 2006 | 17 | 15 |
| 2007 | 16 | 25 |
| 2008 | 16 | 32 |
| 2009 | 15 | 37 |
| 2010 | 16 | 31 |
| 2011 | 25 | 32 |
| 2012 | 32 | 34 |
| 2013 | 39 | 39 |
| 2014 | 41 | 45 |
| 2015 | 64 | 69 |
| 2016 | 31 | 51 |
| 2017 | 44 | 87 |
| 2018 | 69 | 101 |
| 2019 | 81 | 102 |
| 2020 | 98 | 115 |
| 2021 | 128 | 107 |
| 2022 | 91 | 70 |
| 2023 | 85 | 66 |
| 2024 | 76 | 51 |
| 2025 | 50 | 40 |
| 2026 | 29 | 32 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- F16H 37/042Change gear transmissions in group arrangement968
- F16H 37/041For conveying rotary motion with constant gear ratio271
- F16H 2037/049Forward-reverse units with forward and reverse gears for achieving multiple forward andIndexing code86
- F16H 2037/048Combinations of parallel shaft and orbital motion gearing, wherein the orbital motionIndexing code47
- F16H 2037/047Comprising one or more orbital gear sets coaxial with a first shaftIndexing code35
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Most cited
By later US patents
- Planetary transmission1,377US 7,278,949 B2ZF Friedrichshafen AG · 2007
- Multispeed automatic transmission for automobile vehicles427US 5,106,352 A1992
- Planetary gear type transmission system217US 4,709,594 AKabushiki Kaisha Komatsu Seisakusho · 1987
- Planetary-gear-type multiple-step transmission for vehicle214US 7,101,305 B2Toyota Jidosha Kabushiki Kaisha · 2006
- Multi-plunger pumps and associated drive systems172US 10,598,258 B2U.S. Well Services, LLC · 2020