F16D 3/725
With an intermediate member made of fibre-reinforced resin
Official title: {with an intermediate member made of fibre-reinforced resin (made of rubber-like material F16D3/74; shafts made of fibre-reinforced resin F16C3/026)}
F16D3/725 (With an intermediate member made of fibre-reinforced resin) appears on 58 US grants and 32 published applications in this corpus.
Search patents in F16D- Granted patents
- 58
- Published applications
- 32
- Assignees
- 44
- Inventors
- 101
- Latest grant
- 27 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 3 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 3 | 1 |
| 2002 | 1 | 2 |
| 2003 | 2 | 0 |
| 2004 | 2 | 1 |
| 2005 | 0 | 2 |
| 2006 | 1 | 2 |
| 2007 | 0 | 0 |
| 2008 | 0 | 2 |
| 2009 | 1 | 1 |
| 2010 | 2 | 2 |
| 2011 | 0 | 0 |
| 2012 | 1 | 1 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 3 |
| 2017 | 2 | 1 |
| 2018 | 1 | 1 |
| 2019 | 1 | 3 |
| 2020 | 0 | 2 |
| 2021 | 2 | 1 |
| 2022 | 3 | 3 |
| 2023 | 1 | 2 |
| 2024 | 2 | 0 |
| 2025 | 2 | 2 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Eccentric screw pump with weakening recesses in the power train27 Jan 2026US 12,535,070 B2NETZSCH Pumpen & Systeme GmbH
- Rotor for an aircraft capable of hovering7 Oct 2025US 12,434,824 B2Leonardo S.P.A.
- Flexible thermoplastic driveshaft11 Feb 2025US 12,220,881 B2Goodrich Corporation
- Composite drive shafts26 Nov 2024US 12,152,633 B2Hamilton Sundstrand Corporation
- Compliant joint drive assembly17 Sep 2024US 12,092,170 B2Goodrich Corporation
- Eccentric screw pump18 Sep 2025US 2025/0290508 A1NETZSCH Pumpen & Systeme GmbH
- Eccentric screw pump9 Jan 2025US 2025/0012276 A1NETZSCH Pumpen & Systeme GmbH
- Rotor for an aircraft capable of hovering27 Jul 2023US 2023/0234701 A1Leonardo S.P.A.
- Composite flexible coupling20 Jul 2023US 2023/0228299 A1Crompton Technology Group Limited
- Compliant joint drive assembly29 Dec 2022US 2022/0412409 A1Goodrich Corporation
Most cited
By later US patents
- Composite drive shaft37US 4,173,128 AGrumman Aerospace Corporation · 1979
- Method of manufacturing a drive shaft30US 5,685,933 AToyota Jidosha Kabushiki Kaisha · 1997
- Drive shaft assembly26US 4,540,385 AUni-Cardan Aktiengesellschaft · 1985
- Process for manufacturing flanged tubular members from fiber composites23US 5,135,596 ADeutsche Forschungsanstalt fur Luft- und Raumfahrt e.V. · 1992
- Universal coupling member for two shafts and method of manufacturing such a coupling member22US 4,335,587 AMesserschmitt-Boelkow-Blohm Gesellschaft mit beschraenkter Haftung · 1982