F01B 9/042
The connections comprising gear transmissions
Official title: {the connections comprising gear transmissions}
F01B9/042 (The connections comprising gear transmissions) appears on 75 US grants and 57 published applications in this corpus.
Search patents in F01B- Granted patents
- 75
- Published applications
- 57
- Assignees
- 27
- Inventors
- 96
- Latest grant
- 20 May 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 3 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 3 |
| 2008 | 2 | 4 |
| 2009 | 1 | 4 |
| 2010 | 2 | 1 |
| 2011 | 2 | 1 |
| 2012 | 2 | 6 |
| 2013 | 3 | 2 |
| 2014 | 2 | 2 |
| 2015 | 2 | 3 |
| 2016 | 0 | 2 |
| 2017 | 3 | 2 |
| 2018 | 2 | 2 |
| 2019 | 5 | 6 |
| 2020 | 4 | 1 |
| 2021 | 6 | 8 |
| 2022 | 3 | 4 |
| 2023 | 4 | 1 |
| 2024 | 0 | 0 |
| 2025 | 3 | 1 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Mechanical leverage to generate torque force to a rotary shaft20 May 2025US 12,305,568 B2
- Epicyclic rotary engine14 Jan 2025US 12,196,127 B1
- Reciprocating engine with reciprocating rack and pinion7 Jan 2025US 12,188,354 B1
- Piston cam drive28 Nov 2023US 11,828,180 B2
- Internal combustion engine with an epicyclic gear train and reciprocating pistons22 Aug 2023US 11,732,641 B2
- Hypocycloidal mechanism6 Aug 2026US 2026/0226966 A1
- Mechanical leverage to generate torque force to a rotary shaft23 Jan 2025US 2025/0027441 A1
- System, apparatus and method for clean, multi-energy generation9 Nov 2023US 2023/0358184 A1
- Internal combustion engine with an epicyclic gear train and reciprocating pistons8 Sep 2022US 2022/0282664 A1
- Reciprocating engine with extended minimum combustion chamber volume28 Jul 2022US 2022/0235854 A1
Most cited
By later US patents
- Continuously variable transmission106US 8,480,529 B2Fallbrook Intellectual Property Company LLC · 2013
- Continuously variable transmission70US 9,017,207 B2Fallbrook Intellectual Property Company LLC · 2015
- Continuously variable transmission46US 9,726,282 B2Fallbrook Intellectual Property Company LLC · 2017
- Efficient energy conversion apparatus and method especially arranged to employ a stirling engine or alternately arranged to employ an internal combustion engine43US 5,557,934 AEpoch Engineering, Inc. · 1996
- Rocker engine40US 4,535,730 A1985