F16C 3/02
Shafts
Official title: Shafts; Axles
F16C3/02 (Shafts) appears on 1,613 US grants and 1,498 published applications in this corpus.
Search patents in F16C- Granted patents
- 1,613
- Published applications
- 1,498
- Assignees
- 789
- Inventors
- 3,172
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 10 | 0 |
| 1978 | 9 | 0 |
| 1979 | 6 | 0 |
| 1980 | 16 | 0 |
| 1981 | 13 | 0 |
| 1982 | 16 | 0 |
| 1983 | 9 | 0 |
| 1984 | 10 | 0 |
| 1985 | 12 | 0 |
| 1986 | 10 | 0 |
| 1987 | 16 | 0 |
| 1988 | 11 | 0 |
| 1989 | 19 | 0 |
| 1990 | 10 | 0 |
| 1991 | 13 | 0 |
| 1992 | 11 | 0 |
| 1993 | 20 | 0 |
| 1994 | 18 | 0 |
| 1995 | 15 | 0 |
| 1996 | 12 | 0 |
| 1997 | 32 | 0 |
| 1998 | 28 | 0 |
| 1999 | 23 | 0 |
| 2000 | 25 | 0 |
| 2001 | 44 | 11 |
| 2002 | 31 | 29 |
| 2003 | 23 | 43 |
| 2004 | 32 | 38 |
| 2005 | 26 | 44 |
| 2006 | 28 | 46 |
| 2007 | 23 | 39 |
| 2008 | 25 | 36 |
| 2009 | 19 | 39 |
| 2010 | 22 | 38 |
| 2011 | 33 | 31 |
| 2012 | 32 | 36 |
| 2013 | 42 | 43 |
| 2014 | 42 | 59 |
| 2015 | 40 | 55 |
| 2016 | 56 | 111 |
| 2017 | 46 | 99 |
| 2018 | 83 | 104 |
| 2019 | 96 | 112 |
| 2020 | 77 | 97 |
| 2021 | 72 | 92 |
| 2022 | 84 | 82 |
| 2023 | 83 | 63 |
| 2024 | 88 | 67 |
| 2025 | 59 | 58 |
| 2026 | 36 | 26 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Lubrication mechanism8 Sep 2026US 12,729,636 B2Honda Motor Co., Ltd.
- Steering shaft assembly8 Sep 2026US 12,729,713 B2Steering Solutions IP Holding Corporation
- Surface-hardened, rotationally symmetrical workpiece, hardening method and hardening apparatus1 Sep 2026US 12,723,286 B2Walzengiesserei Coswig GmbH
- Vehicle driveshaft assembly25 Aug 2026US 12,715,284 B2Nissan North America, Inc.
- Air bearing shaft with wide operating temperature range11 Aug 2026US 12,706,271 B2APPLIED Materials.Inc.
- Drive shaft with non-cylindrical shape8 Oct 2026US 2026/0309183 A1Hamilton Sundstrand Corporation
- Laundry treatment apparatus3 Sep 2026US 2026/0258594 A1LG Electronics Inc.
- Drive shaft27 Aug 2026US 2026/0251174 A1CP Tech GmbH
- Multilobed driveline20 Aug 2026US 2026/0246418 A1Array Tech, Inc.
- Driving force transmission device13 Aug 2026US 2026/0235164 A1Jtekt Corporation
Most cited
By later US patents
- Wind turbine and a shaft for a wind turbine1,094US 8,664,792 B2Envision Energy (Denmark) ApS · 2014
- Telescoping torque transmitting shaft175US 4,103,514 AJean Walterscheid GmbH · 1978
- Drive shaft assembly and method for making same138US 4,248,062 AShakespeare Company · 1981
- Torque coupling system130US 5,028,211 AThe Carborundum Company · 1991
- Systems, methods, and apparatus for supported shafts119US 10,294,982 B2The Boeing Company · 2019