F16H 3/54
One of the central gears being internally toothed and the other externally
Official title: one of the central gears being internally toothed and the other externally toothed
F16H3/54 (One of the central gears being internally toothed and the other externally) appears on 591 US grants and 507 published applications in this corpus.
Search patents in F16H- Granted patents
- 591
- Published applications
- 507
- Assignees
- 281
- Inventors
- 1,105
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 4 | 0 |
| 1978 | 4 | 0 |
| 1979 | 2 | 0 |
| 1980 | 6 | 0 |
| 1981 | 8 | 0 |
| 1982 | 2 | 0 |
| 1983 | 8 | 0 |
| 1984 | 7 | 0 |
| 1985 | 5 | 0 |
| 1986 | 8 | 0 |
| 1987 | 11 | 0 |
| 1988 | 7 | 0 |
| 1989 | 8 | 0 |
| 1990 | 4 | 0 |
| 1991 | 7 | 0 |
| 1992 | 5 | 0 |
| 1993 | 1 | 0 |
| 1994 | 5 | 0 |
| 1995 | 4 | 0 |
| 1996 | 7 | 0 |
| 1997 | 2 | 0 |
| 1998 | 5 | 0 |
| 1999 | 4 | 0 |
| 2000 | 14 | 0 |
| 2001 | 4 | 0 |
| 2002 | 4 | 7 |
| 2003 | 7 | 10 |
| 2004 | 8 | 20 |
| 2005 | 8 | 3 |
| 2006 | 9 | 9 |
| 2007 | 8 | 16 |
| 2008 | 10 | 14 |
| 2009 | 13 | 14 |
| 2010 | 8 | 8 |
| 2011 | 8 | 13 |
| 2012 | 11 | 14 |
| 2013 | 13 | 16 |
| 2014 | 19 | 14 |
| 2015 | 20 | 15 |
| 2016 | 8 | 21 |
| 2017 | 16 | 34 |
| 2018 | 22 | 42 |
| 2019 | 36 | 45 |
| 2020 | 59 | 35 |
| 2021 | 33 | 32 |
| 2022 | 32 | 40 |
| 2023 | 36 | 18 |
| 2024 | 31 | 20 |
| 2025 | 16 | 26 |
| 2026 | 11 | 21 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Mechanical power transmission module16 Jun 2026US 12,655,888 B2Bernard Controls
- Two speed gear reducer for electric drive module2 Jun 2026US 12,644,504 B1Fca US LLC
- Gear changing system for an accessory gearbox of an aircraft turbine engine and method of use26 May 2026US 12,637,979 B2Safran Aircraft Engines
- Electric traction axle/beam21 Apr 2026US 12,606,019 B2Fpt Industrial S.P.A.
- Shift system and method for power transmission assembly21 Apr 2026US 12,607,259 B1Means Industries, Inc.
- Planetary line transmission, power assembly and vehicle3 Sep 2026US 2026/0258852 A1Tsing Cci Automobile (Beijing) Co., Ltd
- Two-speed transmission, method for learning µ-v characteristic of two-speed transmission, and transmission control for two-speed transmission3 Sep 2026US 2026/0258860 A1Nsk Ltd.
- Electric drive device for a motor vehicle13 Aug 2026US 2026/0238080 A1Mercedes-Benz Group AG
- Electric traction axle/beam23 Jul 2026US 2026/0208577 A1Fpt Industrial S.P.A.
- Device for monitoring the state of damage of a power transmission25 Jun 2026US 2026/0177132 A1
Most cited
By later US patents
- Two speed gearbox1,493US 4,729,260 ADesoutter Limited · 1988
- Gear change mechanism1,382US 7,303,502 B2Qinetiq Limited · 2007
- Combined electric starter and alternator system using a permanent magnet synchronous machine178US 4,862,009 AGeneral Electric Company · 1989
- Synchronizer clutch165US 5,975,263 ANew Venture Gear, Inc. · 1999
- Hybrid drive system154US 5,492,189 AAVL Gesellschaft fur Verbrennungskraftmaschinen und Messtechnik m.b.H. Prof. Dr. Dr. h.c. Hans List · 1996