F16H 37/021
Toothed gearing combined with continuously variable friction gearing
Official title: {toothed gearing combined with continuously variable friction gearing}
F16H37/021 (Toothed gearing combined with continuously variable friction gearing) appears on 641 US grants and 527 published applications in this corpus.
Search patents in F16H- Granted patents
- 641
- Published applications
- 527
- Assignees
- 156
- Inventors
- 1,074
- Latest grant
- 2 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 3 | 0 |
| 1981 | 6 | 0 |
| 1982 | 6 | 0 |
| 1983 | 3 | 0 |
| 1984 | 13 | 0 |
| 1985 | 19 | 0 |
| 1986 | 10 | 0 |
| 1987 | 13 | 0 |
| 1988 | 13 | 0 |
| 1989 | 10 | 0 |
| 1990 | 16 | 0 |
| 1991 | 11 | 0 |
| 1992 | 10 | 0 |
| 1993 | 4 | 0 |
| 1994 | 6 | 0 |
| 1995 | 5 | 0 |
| 1996 | 7 | 0 |
| 1997 | 4 | 0 |
| 1998 | 7 | 0 |
| 1999 | 17 | 0 |
| 2000 | 14 | 0 |
| 2001 | 5 | 2 |
| 2002 | 5 | 11 |
| 2003 | 9 | 8 |
| 2004 | 3 | 9 |
| 2005 | 7 | 11 |
| 2006 | 5 | 11 |
| 2007 | 10 | 11 |
| 2008 | 5 | 7 |
| 2009 | 7 | 7 |
| 2010 | 4 | 17 |
| 2011 | 1 | 25 |
| 2012 | 14 | 26 |
| 2013 | 27 | 21 |
| 2014 | 20 | 16 |
| 2015 | 25 | 34 |
| 2016 | 30 | 64 |
| 2017 | 38 | 43 |
| 2018 | 33 | 47 |
| 2019 | 45 | 40 |
| 2020 | 53 | 37 |
| 2021 | 21 | 17 |
| 2022 | 24 | 17 |
| 2023 | 8 | 12 |
| 2024 | 17 | 15 |
| 2025 | 15 | 12 |
| 2026 | 8 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- F16H 37/022The toothed gearing having orbital motion394
- F16H 2037/023The combined gearing being provided with at least two forward and oneIndexing code116
- F16H 2037/026Layouts with particular features of reversing gearIndexing code79
- F16H 2037/025Having continuously variable friction gearing, i.e. cvt, in which the ratio coverageIndexing code28
Recent patents
- Vehicle having a continuously variable transmission2 Jun 2026US 12,644,507 B2Bombardier Recreational Products Inc.
- Mechanical infinitely variable transmission for outdoor power equipment19 May 2026US 12,631,242 B2MTD Products Inc
- Work vehicle5 May 2026US 12,617,268 B2Kubota Corporation
- Power transmission device7 Apr 2026US 12,595,842 B2JATCO Ltd
- Continuously variable transmission24 Mar 2026US 12,584,548 B2Polaris Industries Inc.
- Mechanical infinitely variable transmission for outdoor power equipment3 Sep 2026US 2026/0258856 A1MTD Products Inc
- Continuously variable transmission2 Jul 2026US 2026/0185590 A1
- Power system coupling of a multi-speed transmission to a prime mover21 May 2026US 2026/0139729 A1Allison Transmission, Inc.
- Modular steel belt continuously variable transmission system30 Apr 2026US 2026/0117848 A1TEAM Industries, Inc.
- Continuously Variable Transmission For Off-Road Vehicle26 Feb 2026US 2026/0055801 A1Luzhou Rongda Intelligent Transmission Co., Ltd.
Most cited
By later US patents
- Belt type continuous reduction gear mechanism147US 4,560,369 AHonda Giken Kogyo Kabushiki Kaisha · 1985
- Continuously variable transmission131US 5,888,160 ANsk Ltd. · 1999
- Multi-range transmission with input split planetary gear set and continuously variable transmission unit121US 6,056,661 AGeneral Motors Corporation · 2000
- Belt type continuously variable transmission121US 7,288,043 B2Toyota Jidosha Kabushiki Kaisha · 2007
- Continuously-variable ratio transmission113US 4,628,766 ANational Research Development Corporation · 1986