F16H 55/02
Toothed members
Official title: Toothed members; Worms
F16H55/02 (Toothed members) appears on 3,461 US grants and 3,498 published applications in this corpus.
Search patents in F16H- Granted patents
- 3,461
- Published applications
- 3,498
- Assignees
- 1,512
- Inventors
- 6,472
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 22 | 0 |
| 1977 | 25 | 0 |
| 1978 | 24 | 0 |
| 1979 | 12 | 0 |
| 1980 | 18 | 0 |
| 1981 | 21 | 0 |
| 1982 | 15 | 0 |
| 1983 | 15 | 0 |
| 1984 | 20 | 0 |
| 1985 | 27 | 0 |
| 1986 | 27 | 0 |
| 1987 | 45 | 0 |
| 1988 | 25 | 0 |
| 1989 | 33 | 0 |
| 1990 | 31 | 0 |
| 1991 | 29 | 0 |
| 1992 | 26 | 0 |
| 1993 | 31 | 0 |
| 1994 | 37 | 0 |
| 1995 | 37 | 0 |
| 1996 | 31 | 0 |
| 1997 | 27 | 0 |
| 1998 | 39 | 0 |
| 1999 | 62 | 0 |
| 2000 | 62 | 0 |
| 2001 | 50 | 21 |
| 2002 | 64 | 70 |
| 2003 | 48 | 73 |
| 2004 | 44 | 99 |
| 2005 | 45 | 88 |
| 2006 | 54 | 81 |
| 2007 | 32 | 103 |
| 2008 | 33 | 109 |
| 2009 | 42 | 93 |
| 2010 | 62 | 125 |
| 2011 | 69 | 82 |
| 2012 | 77 | 100 |
| 2013 | 84 | 130 |
| 2014 | 104 | 134 |
| 2015 | 107 | 178 |
| 2016 | 128 | 188 |
| 2017 | 125 | 192 |
| 2018 | 154 | 254 |
| 2019 | 173 | 246 |
| 2020 | 212 | 253 |
| 2021 | 211 | 212 |
| 2022 | 193 | 191 |
| 2023 | 200 | 147 |
| 2024 | 184 | 134 |
| 2025 | 155 | 113 |
| 2026 | 70 | 82 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- F16H 55/17Toothed wheels1,176
- F16H 55/30Chain-wheels678
- F16H 55/08Profiling611
- F16H 55/06Use of materials548
- F16H 55/22For transmissions with crossing shafts, especially worms, worm-gears418
- F16H 55/26Racks398
- F16H 55/14Construction providing resilience or vibration-damping278
- F16H 55/12With body or rim assembled out of detachable parts159
All 9 subgroupsShow fewer
Recent patents
- Gearbox for a powered running board6 Oct 2026US 12,753,827 B2Magna Exteriors Inc.
- Engine crankshaft assemblies with gear interfaces29 Sep 2026US 12,747,751 B2GM Global Technology Operations LLC
- Linear actuator with radial support member22 Sep 2026US 12,742,490 B2Gestion Laforest Inc.
- Gear train component, planetary gear train, actuating drive, use and method for producing an actuating drive22 Sep 2026US 12,742,493 B2Oechsler Aktiengesellschaft
- Displacement reduction mechanism15 Sep 2026US 12,736,113 B2Rohr, Inc.
- Gear mechanism8 Oct 2026US 2026/0309218 A1Techno Dynamics Inc.
- Worm reducer8 Oct 2026US 2026/0309219 A1Nsk Steering & Control, Inc.
- Composite structure rotating body and resin molded body1 Oct 2026US 2026/0298326 A1Resonac Corporation
- Toroidal enveloping worm and helical gear transmission mechanism for robot finger joint, and robot24 Sep 2026US 2026/0284867 A1Talls Intelligent Technology (Shenzhen) Co., Ltd.
- Single speed twin shaft gearbox24 Sep 2026US 2026/0285140 A1BAE Systems Controls Inc.
Most cited
By later US patents
- Portable fluid infusion apparatus290US 4,493,704 AOximetrix, Inc. · 1985
- Gear and method for making the same115US 4,589,860 ASKF Kugellagerfabriken GmbH · 1986
- Composite gear and method of making same112US 5,852,951 ABriggs & Stratton Corporation · 1998
- Chain drive including sprocket having alternate wide and narrow teeth108US 4,174,642 AGehl Company · 1979
- Gear stage assembly with preload torque108US 6,789,442 B2Heidelberger Druckmaschinen AG · 2004