F16D 43/30
Systems of a plurality of automatic clutches
F16D43/30 (Systems of a plurality of automatic clutches) appears on 27 US grants and 24 published applications in this corpus.
Search patents in F16D- Granted patents
- 27
- Published applications
- 24
- Assignees
- 20
- Inventors
- 51
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 1 | 0 |
| 2014 | 0 | 1 |
| 2015 | 3 | 2 |
| 2016 | 1 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 4 |
| 2020 | 2 | 6 |
| 2021 | 6 | 0 |
| 2022 | 0 | 0 |
| 2023 | 1 | 4 |
| 2024 | 4 | 2 |
| 2025 | 2 | 3 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Power transmission apparatus14 Jul 2026US 12,680,581 B2Kabushiki Kaisha F.C.C.
- Power transmission apparatus16 Sep 2025US 12,416,339 B2Kabushiki Kaisha F.C.C.
- Power transmission apparatus26 Aug 2025US 12,398,767 B2Kabushiki Kaisha F.C.C.
- Engine device for unmanned flying apparatus24 Sep 2024US 12,097,980 B1Arase Aizawa Aerospatiale LLC
- Power transmission apparatus24 Sep 2024US 12,098,754 B2Kabushiki Kaisha F.C.C.
- Power transmission apparatus4 Dec 2025US 2025/0369489 A1Kabushiki Kaisha F.C.C.
- Power transmission apparatus13 Nov 2025US 2025/0347326 A1Kabushiki Kaisha F.C.C.
- Power transmission apparatus23 Jan 2025US 2025/0027541 A1Kabushiki Kaisha F.C.C.
- Power transmission apparatus17 Oct 2024US 2024/0344570 A1Kabushiki Kaisha F.C.C.
- Engine device for unmanned flying apparatus12 Sep 2024US 2024/0300680 A1Arase Aizawa Aerospatiale LLC
Most cited
By later US patents
- Regenerative brake device and a power transmission device for electric motor vehicles30US 5,377,791 AHonda Giken Kogyo Kabushiki Kaisha · 1995
- Centrifugal clutch8US 4,830,163 AHonda Giken Kogyo Kabushiki Kaisha · 1989
- Power tools with reversible, self-shifting transmission6US 9,017,209 B1Ingersoll-Rand Company · 2015
- Drive transmission5US 4,282,958 A1981
- Variable speed gearing system5US 6,363,807 B1Honda Giken Kogyo Kabushiki Kaisha · 2002