F16D 13/52
Clutches with multiple lamellae
Official title: Clutches with multiple lamellae {; Clutches in which three or more axially moveable members are fixed alternately to the shafts to be coupled and are pressed from one side towards an axially-located member (F16D13/385 takes precedence)}
F16D13/52 (Clutches with multiple lamellae) appears on 923 US grants and 938 published applications in this corpus.
Search patents in F16D- Granted patents
- 923
- Published applications
- 938
- Assignees
- 272
- Inventors
- 1,669
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 5 | 0 |
| 1978 | 4 | 0 |
| 1979 | 3 | 0 |
| 1980 | 0 | 0 |
| 1981 | 3 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 4 | 0 |
| 1986 | 5 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 4 | 0 |
| 1990 | 5 | 0 |
| 1991 | 3 | 0 |
| 1992 | 7 | 0 |
| 1993 | 1 | 0 |
| 1994 | 4 | 0 |
| 1995 | 6 | 0 |
| 1996 | 6 | 0 |
| 1997 | 4 | 0 |
| 1998 | 10 | 0 |
| 1999 | 12 | 0 |
| 2000 | 15 | 0 |
| 2001 | 6 | 2 |
| 2002 | 8 | 9 |
| 2003 | 6 | 4 |
| 2004 | 1 | 12 |
| 2005 | 8 | 7 |
| 2006 | 8 | 9 |
| 2007 | 5 | 24 |
| 2008 | 4 | 14 |
| 2009 | 4 | 23 |
| 2010 | 14 | 16 |
| 2011 | 14 | 15 |
| 2012 | 20 | 11 |
| 2013 | 21 | 23 |
| 2014 | 15 | 37 |
| 2015 | 37 | 40 |
| 2016 | 30 | 55 |
| 2017 | 51 | 154 |
| 2018 | 68 | 103 |
| 2019 | 106 | 71 |
| 2020 | 103 | 69 |
| 2021 | 70 | 69 |
| 2022 | 73 | 58 |
| 2023 | 58 | 44 |
| 2024 | 49 | 26 |
| 2025 | 19 | 23 |
| 2026 | 15 | 20 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Clutch apparatus and motorcycle22 Sep 2026US 12,742,480 B2Kabushiki Kaisha F.C.C.
- Clutch apparatus15 Sep 2026US 12,736,093 B2Kabushiki Kaisha F.C.C.
- Clutch device4 Aug 2026US 12,698,809 B2Kabushiki Kaisha F.C.C.
- Clutch apparatus28 Jul 2026US 12,692,908 B2Kabushiki Kaisha F.C.C.
- Clutch device28 Jul 2026US 12,692,909 B2Kabushiki Kaisha F.C.C.
- Double clutch arrangement, drive train and work machine24 Sep 2026US 2026/0287026 A1Deere & Company
- Clutch control device20 Aug 2026US 2026/0243315 A1Honda Motor Co., Ltd.
- Clutch apparatus and motorcycle30 Jul 2026US 2026/0218758 A1Kabushiki Kaisha F.C.C.
- Fastening structure of clutch actuator30 Jul 2026US 2026/0218759 A1Honda Motor Co., Ltd.
- Friction disc, multiplate clutch, transmission, and work machine23 Jul 2026US 2026/0210412 A1Komatsu Ltd.
Most cited
By later US patents
- Multi-speed transmission and backing plate85US 8,821,336 B2GM Global Technology Operations LLC · 2014
- Manual/automatic pressure control mechanism for centrifugal clutch53US 7,014,026 B2Drussel Wilfley Design, LLC · 2006
- Plate separator43US 4,548,306 AGeneral Motors Corporation · 1985
- Differential unit41US 5,106,349 AGKN Automotive AG · 1992
- Gear module for clutch actuator in differential assembly38US 6,561,939 B1Torque-Traction Technologies, Inc. · 2003