F16H 55/00
Elements with teeth or friction surfaces for conveying motion
Official title: Elements with teeth or friction surfaces for conveying motion; Worms, pulleys or sheaves for gearing mechanisms (of screw-and-nut gearing F16H25/00)
F16H55/00 (Elements with teeth or friction surfaces for conveying motion) appears on 5,121 US grants and 4,933 published applications in this corpus.
Search patents in F16H- Granted patents
- 5,121
- Published applications
- 4,933
- Assignees
- 1,916
- Inventors
- 9,146
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 58 | 0 |
| 1977 | 50 | 0 |
| 1978 | 36 | 0 |
| 1979 | 24 | 0 |
| 1980 | 26 | 0 |
| 1981 | 30 | 0 |
| 1982 | 27 | 0 |
| 1983 | 30 | 0 |
| 1984 | 39 | 0 |
| 1985 | 53 | 0 |
| 1986 | 60 | 0 |
| 1987 | 64 | 0 |
| 1988 | 45 | 0 |
| 1989 | 63 | 0 |
| 1990 | 54 | 0 |
| 1991 | 46 | 0 |
| 1992 | 42 | 0 |
| 1993 | 53 | 0 |
| 1994 | 59 | 0 |
| 1995 | 66 | 0 |
| 1996 | 56 | 0 |
| 1997 | 49 | 0 |
| 1998 | 68 | 0 |
| 1999 | 83 | 0 |
| 2000 | 103 | 0 |
| 2001 | 82 | 45 |
| 2002 | 106 | 118 |
| 2003 | 88 | 118 |
| 2004 | 72 | 169 |
| 2005 | 81 | 153 |
| 2006 | 95 | 124 |
| 2007 | 60 | 166 |
| 2008 | 56 | 169 |
| 2009 | 58 | 147 |
| 2010 | 103 | 164 |
| 2011 | 99 | 129 |
| 2012 | 112 | 143 |
| 2013 | 118 | 183 |
| 2014 | 134 | 199 |
| 2015 | 170 | 259 |
| 2016 | 183 | 275 |
| 2017 | 194 | 271 |
| 2018 | 213 | 335 |
| 2019 | 232 | 316 |
| 2020 | 279 | 333 |
| 2021 | 271 | 279 |
| 2022 | 252 | 239 |
| 2023 | 268 | 189 |
| 2024 | 232 | 171 |
| 2025 | 189 | 144 |
| 2026 | 90 | 95 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
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
- V-belt type continuously variable transmission250US 4,585,429 AYamaha Hatsudoki Kabushiki Kaisha · 1986
- Torque sensor for a continuously variable transmission215US 6,575,047 B2WK Lamellen und Kupplungsban Beteiligungs KG · 2003
- Torque responsive automatic bicycle transmission with hold system163US 4,781,663 A1988
- Serpentine drive system with improved over-running alternator decoupler130US 6,083,130 ALitens Automotive Partnership · 2000