F16H 55/171
Toothed belt pulleys
Official title: {Toothed belt pulleys}
F16H55/171 (Toothed belt pulleys) appears on 151 US grants and 139 published applications in this corpus.
Search patents in F16H- Granted patents
- 151
- Published applications
- 139
- Assignees
- 115
- Inventors
- 310
- Latest grant
- 13 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 4 | 0 |
| 1986 | 3 | 0 |
| 1987 | 5 | 0 |
| 1988 | 2 | 0 |
| 1989 | 4 | 0 |
| 1990 | 5 | 0 |
| 1991 | 4 | 0 |
| 1992 | 4 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 3 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 4 | 0 |
| 2001 | 1 | 1 |
| 2002 | 3 | 1 |
| 2003 | 0 | 4 |
| 2004 | 0 | 5 |
| 2005 | 3 | 3 |
| 2006 | 3 | 6 |
| 2007 | 2 | 3 |
| 2008 | 1 | 4 |
| 2009 | 1 | 6 |
| 2010 | 1 | 5 |
| 2011 | 3 | 5 |
| 2012 | 3 | 6 |
| 2013 | 4 | 4 |
| 2014 | 1 | 4 |
| 2015 | 2 | 3 |
| 2016 | 3 | 6 |
| 2017 | 4 | 8 |
| 2018 | 6 | 9 |
| 2019 | 5 | 9 |
| 2020 | 12 | 14 |
| 2021 | 11 | 4 |
| 2022 | 7 | 9 |
| 2023 | 6 | 6 |
| 2024 | 6 | 3 |
| 2025 | 7 | 8 |
| 2026 | 1 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Disc sprockets, disc sprocket systems, and methods for assembling the same13 Jan 2026US 12,523,283 B2The Gates Corporation
- Toothed belt and toothed belt transmission device4 Nov 2025US 12,460,698 B2Mitsuboshi Belting Ltd.
- Pulley arrangement for a belt drive and agricultural machine with such2 Sep 2025US 12,404,925 B2Deere & Company
- Toothed pulley15 Apr 2025US 12,276,327 B2Jtekt Corporation
- Actuator for parking brake8 Apr 2025US 12,269,448 B2Hl Mando Corporation
- Flanged sprockets and methods of making27 Aug 2026US 2026/0251209 A1The Gates Corporation
- Stacked sprocket and pulley30 Jul 2026US 2026/0218786 A1The Gates Corporation
- Rotor attachments for electric motors21 May 2026US 2026/0142524 A1Donut Lab Development Oü
- Toothed Belt Pulley with Improved Mesh and Belt Drive, Bicycle and Kit13 Nov 2025US 2025/0347338 A1
- Power transmission mechanism, drive system, and output unit9 Oct 2025US 2025/0314292 A1Sony Interactive Entertainment Inc.
Most cited
By later US patents
- Toothed-belt, V-belt, and pulley assembly, for treadmills85US 5,470,293 AWoodway AG · 1995
- Self-cleaning sprocket61US 4,072,062 AInternational Harvester Company · 1978
- Belt sprocket wheel41US 4,218,932 AThe Gates Rubber Company · 1980
- Sprocket41US 5,098,346 AThe Gates Rubber Company · 1992
- Mechanical power transmission system39US 4,337,056 AUniroyal, Inc. · 1982