F16H 55/0833
Flexible toothed member
Official title: {Flexible toothed member, e.g. harmonic drive}
F16H55/0833 (Flexible toothed member) appears on 92 US grants and 85 published applications in this corpus.
Search patents in F16H- Granted patents
- 92
- Published applications
- 85
- Assignees
- 43
- Inventors
- 109
- Latest grant
- 17 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 4 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 0 |
| 2003 | 1 | 1 |
| 2004 | 1 | 0 |
| 2005 | 0 | 2 |
| 2006 | 1 | 1 |
| 2007 | 0 | 3 |
| 2008 | 1 | 1 |
| 2009 | 1 | 3 |
| 2010 | 2 | 2 |
| 2011 | 1 | 3 |
| 2012 | 2 | 3 |
| 2013 | 1 | 1 |
| 2014 | 4 | 4 |
| 2015 | 2 | 4 |
| 2016 | 6 | 0 |
| 2017 | 1 | 4 |
| 2018 | 2 | 6 |
| 2019 | 2 | 6 |
| 2020 | 6 | 7 |
| 2021 | 8 | 8 |
| 2022 | 3 | 5 |
| 2023 | 9 | 13 |
| 2024 | 6 | 6 |
| 2025 | 11 | 0 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Strain wave drive17 Feb 2026US 12,553,504 B2Goodrich Actuation Systems Limited
- Actuator with potting compound3 Feb 2026US 12,542,466 B2Schaeffler Technologies AG & Co. KG
- Flexible gearwheel disc and flexible gearwheel for a high-reduction gear mechanism, and a high-reduction gear mechanism of this type16 Dec 2025US 12,498,030 B2Maxon International AG
- Controller and circuit board support4 Nov 2025US 12,463,494 B2Schaeffler Technologies AG & Co. KG
- Gearbox28 Oct 2025US 12,456,896 B2Schaeffler Technologies AG & Co. KG
- Strain wave gearing and externally toothed gear2 Jul 2026US 2026/0185594 A1Harmonic Drive Systems Inc.
- Flat gearing8 Jan 2026US 2026/0009460 A1Harmonic Drive, Inc.
- Strain wave drive28 Nov 2024US 2024/0392867 A1Goodrich Actuation Systems Limited
- Flexible gearwheel disc and flexible gearwheel for a high-reduction gear mechanism, and a high-reduction gear mechanism of this type24 Oct 2024US 2024/0352995 A1Maxon International AG
- Harmonic reducer with conjugate cycloidal profiles24 Oct 2024US 2024/0352996 A1Tianjin University
Most cited
By later US patents
- Tooth profile of spline of strain wave gearing63US 4,823,638 AHarmonic Drive Systems Inc. · 1989
- Tooth profile of one of circular splines of flat-shaped strain wave gearing50US 4,974,470 AHarmonic Drive Systems Inc. · 1990
- Harmonic drives27US 3,996,816 AThe Secretary of State for Defence in Her Britannic Majesty's Government of the United Kingdom of Great Britain and Northern Ireland · 1976
- Strain wave gearing having a non-interfering wide mesh range tooth profile25US 5,918,508 AHarmonic Drive Systems Inc. · 1999
- Flexible meshing type gear device with negative deflection passing tooth profile23US 5,782,143 AHarmonic Drive Systems Inc. · 1998