F16H 2015/386
With two or more sets of toroid gearings arranged in series
Official title: {with two or more sets of toroid gearings arranged in series}
F16H2015/386 (With two or more sets of toroid gearings arranged in series) appears on 9 US grants and 7 published applications in this corpus.
Search patents in F16H- Granted patents
- 9
- Published applications
- 7
- Assignees
- 5
- Inventors
- 24
- Latest grant
- 3 Jun 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 2 |
| 2016 | 0 | 0 |
| 2017 | 1 | 0 |
| 2018 | 1 | 1 |
| 2019 | 0 | 1 |
| 2020 | 1 | 0 |
| 2021 | 1 | 1 |
| 2022 | 2 | 1 |
| 2023 | 0 | 0 |
| 2024 | 0 | 1 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Drone propulsion system3 Jun 2025US 12,319,449 B2
- Toroidal continuously variable transmission30 Aug 2022US 11,428,309 B2Kawasaki Jukogyo Kabushiki Kaisha
- Gear-double ring-hydraulic hybrid transmission device12 Apr 2022US 11,300,188 B2Jiangsu University
- Traction system for hybrid vehicles31 Aug 2021US 11,105,417 B2
- Electric power generating device for aircraft3 Nov 2020US 10,822,106 B2Kawasaki Jukogyo Kabushiki Kaisha
- Drone propulsion system29 Aug 2024US 2024/0286775 A1
- Gear-double ring-hydraulic hybrid transmission device10 Feb 2022US 2022/0042587 A1Jiangsu University
- Toroidal continuously variable transmission25 Nov 2021US 2021/0364080 A1Kawasaki Jukogyo Kabushiki Kaisha
- Traction system for hybrid vehicles3 Oct 2019US 2019/0301597 A1
- Electric power generating device for aircraft23 Aug 2018US 2018/0237154 A1Kawasaki Jukogyo Kabushiki Kaisha
Most cited
By later US patents
- Continuously variable transmission37US 4,922,788 ATorotrak (Development) Limited · 1990
- Transmissions of the toroidal-race rolling-traction type22US 5,308,297 ATorotrak (Development) Limited · 1994
- Electric power generating device for aircraft1US 10,822,106 B2Kawasaki Jukogyo Kabushiki Kaisha · 2020
- Toroidal continuously variable transmission1US 11,428,309 B2Kawasaki Jukogyo Kabushiki Kaisha · 2022
- Power density of a reversible variable transmission—RVT1US 9,709,168 B2Mazaro NV · 2017