F16H 2045/0284
Multiple disk type lock-up clutch
Official title: {Multiple disk type lock-up clutch}
F16H2045/0284 (Multiple disk type lock-up clutch) appears on 390 US grants and 362 published applications in this corpus.
Search patents in F16H- Granted patents
- 390
- Published applications
- 362
- Assignees
- 79
- Inventors
- 596
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 3 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 3 | 0 |
| 1988 | 3 | 0 |
| 1989 | 4 | 0 |
| 1990 | 3 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 5 | 0 |
| 1995 | 2 | 0 |
| 1996 | 3 | 0 |
| 1997 | 1 | 0 |
| 1998 | 5 | 0 |
| 1999 | 8 | 0 |
| 2000 | 7 | 0 |
| 2001 | 12 | 5 |
| 2002 | 6 | 7 |
| 2003 | 7 | 6 |
| 2004 | 12 | 21 |
| 2005 | 9 | 11 |
| 2006 | 14 | 13 |
| 2007 | 8 | 19 |
| 2008 | 4 | 37 |
| 2009 | 7 | 30 |
| 2010 | 14 | 12 |
| 2011 | 19 | 13 |
| 2012 | 18 | 11 |
| 2013 | 13 | 14 |
| 2014 | 12 | 12 |
| 2015 | 19 | 5 |
| 2016 | 12 | 14 |
| 2017 | 6 | 29 |
| 2018 | 20 | 10 |
| 2019 | 20 | 13 |
| 2020 | 11 | 20 |
| 2021 | 16 | 14 |
| 2022 | 22 | 26 |
| 2023 | 28 | 12 |
| 2024 | 10 | 6 |
| 2025 | 11 | 1 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Power flow transmission1 Sep 2026US 12,723,652 B1
- Torque transmission device14 Apr 2026US 12,601,388 B2ZF Friedrichshafen AG
- Power transmission device16 Dec 2025US 12,498,040 B2Exedy Corporation
- Turbine hub of a torque converter23 Sep 2025US 12,422,030 B1Schaeffler Technologies AG & Co. KG
- Lock-up clutch having radial cooling channel and torque converter using the same10 Jun 2025US 12,326,183 B2Valeo Kapec Co., Ltd.
- Torque converter2 Jul 2026US 2026/0185591 A1Circle D Specialties, LLC
- Power transmission device24 Jul 2025US 2025/0237306 A1Exedy Corporation
- Assembly with riveted components5 Dec 2024US 2024/0401681 A1Schaeffler Technologies AG & Co. KG
- Hybrid Drive System for a Motor Vehicle10 Oct 2024US 2024/0336126 A1Mercedes-Benz Group AG
- Lock-up clutch having radial cooling channel and torque converter using the same4 Jul 2024US 2024/0218920 A1Valeo Kapec Co., Ltd.
Most cited
By later US patents
- Fluid drive transmission employing lockup clutch129US 4,526,255 AJ. I. Case Company · 1985
- Vehicle drive train74US 6,258,001 B1Aisin Aw Co., Ltd. · 2001
- Hydrokinetic torque converter51US 5,813,505 ALuK Getriebe-Systeme GmbH · 1998
- Torque converter lock-up and disconnect clutch structure50US 4,860,861 AEaton Corporation · 1989
- Torque converter having a lockup clutch45US 5,964,329 AExedy Corporation · 1999