F16C 2361/61
Toothed gear systems
Official title: Toothed gear systems, e.g. support of pinion shafts
F16C2361/61 (Toothed gear systems) appears on 1,114 US grants and 1,171 published applications in this corpus.
Search patents in F16C- Granted patents
- 1,114
- Published applications
- 1,171
- Assignees
- 398
- Inventors
- 2,314
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 3 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 8 | 0 |
| 1981 | 8 | 0 |
| 1982 | 4 | 0 |
| 1983 | 3 | 0 |
| 1984 | 1 | 0 |
| 1985 | 6 | 0 |
| 1986 | 4 | 0 |
| 1987 | 6 | 0 |
| 1988 | 7 | 0 |
| 1989 | 6 | 0 |
| 1990 | 8 | 0 |
| 1991 | 13 | 0 |
| 1992 | 12 | 0 |
| 1993 | 16 | 0 |
| 1994 | 12 | 0 |
| 1995 | 3 | 0 |
| 1996 | 10 | 0 |
| 1997 | 10 | 0 |
| 1998 | 8 | 0 |
| 1999 | 6 | 0 |
| 2000 | 10 | 0 |
| 2001 | 12 | 4 |
| 2002 | 12 | 20 |
| 2003 | 21 | 28 |
| 2004 | 23 | 36 |
| 2005 | 21 | 34 |
| 2006 | 15 | 38 |
| 2007 | 23 | 51 |
| 2008 | 22 | 26 |
| 2009 | 21 | 35 |
| 2010 | 22 | 49 |
| 2011 | 29 | 39 |
| 2012 | 21 | 39 |
| 2013 | 51 | 51 |
| 2014 | 43 | 52 |
| 2015 | 52 | 64 |
| 2016 | 45 | 63 |
| 2017 | 50 | 58 |
| 2018 | 49 | 68 |
| 2019 | 56 | 71 |
| 2020 | 62 | 75 |
| 2021 | 63 | 69 |
| 2022 | 65 | 51 |
| 2023 | 54 | 44 |
| 2024 | 50 | 51 |
| 2025 | 39 | 29 |
| 2026 | 22 | 26 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Gear unit, geared motor and longitudinal adjuster6 Oct 2026US 12,752,669 B2Adient US LLC
- Speed reducer1 Sep 2026US 12,723,639 B2Nippon Thompson Co., Ltd.
- Drive transmission device and construction machine25 Aug 2026US 12,716,471 B2Nabtesco Corporation
- Plain bearing for an aircraft turbomachine23 Jun 2026US 12,663,042 B2Safran Transmission Systems
- Strain wave gear system26 May 2026US 12,638,071 B2Nexen Group, Inc.
- Gearbox axial clearance compensation structure20 Aug 2026US 2026/0243341 A1
- Torque measurement based on bearing contact angle controlled by gear force reaction13 Aug 2026US 2026/0235462 A1Pratt & Whitney Canada Corp.
- Strain wave gearing30 Jul 2026US 2026/0218785 A1Harmonic Drive Systems Inc.
- Vibration Isolation Structure16 Jul 2026US 2026/0201937 A1Nok Corporation
- Wave generator9 Jul 2026US 2026/0194132 A1
Most cited
By later US patents
- Journal bearing arrangement324US 5,102,379 AUnited Technologies Corporation · 1992
- Lubrication of windmilling journal bearings269US 7,662,059 B2United Technologies Corporation · 2010
- Reduction gear assembly and a gas turbine engine111US 5,107,676 AROLLS-ROYCE plc · 1992
- Lubricant supply device84US 4,271,928 AROLLS-ROYCE plc · 1981
- Gear mechanism, planetary gear device, rotating bearing device, and magical planetary gear speed reducer73US 7,651,436 B22010