F01C 1/46
With vanes hinged to the outer member
Official title: with vanes hinged to the outer member
F01C1/46 (With vanes hinged to the outer member) appears on 77 US grants and 43 published applications in this corpus.
Search patents in F01C- Granted patents
- 77
- Published applications
- 43
- Assignees
- 18
- Inventors
- 104
- Latest grant
- 10 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 2 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 3 | 0 |
| 1983 | 1 | 0 |
| 1984 | 4 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 6 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 2 |
| 2003 | 3 | 2 |
| 2004 | 2 | 1 |
| 2005 | 3 | 4 |
| 2006 | 1 | 2 |
| 2007 | 3 | 3 |
| 2008 | 1 | 1 |
| 2009 | 2 | 4 |
| 2010 | 1 | 2 |
| 2011 | 1 | 1 |
| 2012 | 1 | 2 |
| 2013 | 1 | 5 |
| 2014 | 2 | 3 |
| 2015 | 2 | 4 |
| 2016 | 3 | 2 |
| 2017 | 2 | 0 |
| 2018 | 2 | 1 |
| 2019 | 2 | 1 |
| 2020 | 0 | 1 |
| 2021 | 2 | 1 |
| 2022 | 2 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Positive displacement rotary machine10 Feb 2026US 12,546,221 B2Tocircle Industries AS
- Rotary roller motor11 Oct 2022US 11,466,614 B2
- Pivot valve for rotary internal combustion engine23 Aug 2022US 11,421,584 B1The United States of America as represented by the Secretary of the Navy
- Rotary internal combustion engine12 Oct 2021US 11,143,098 B1The United States of America as represented by the Secretary of the Navy
- Rotary roller motor (RRM)20 Jul 2021US 11,066,985 B2
- Positive displacement rotary machine18 Sep 2025US 2025/0290420 A1Tocircle Industries AS
- Rotary Roller Motor4 Nov 2021US 2021/0340902 A1
- Rotary Roller Motor (RRM)3 Dec 2020US 2020/0378300 A1
- Rotary expander14 Feb 2019US 2019/0048720 A1Vengeance Power Inc.
- Rotary Compressor With Vapor Injection System26 Jul 2018US 2018/0209423 A1Emerson Climate Technologies, Inc.
Most cited
By later US patents
- Closed passage type equi-pressure combustion rotary engine46US 4,657,009 A1987
- Rotary internal combustion engine30US 4,178,900 A1979
- Rotary engine with vanes rotatable by compressed gas injected thereon29US 7,845,332 B22010
- Rotary piston type internal combustion engine22US 6,062,188 A2000
- High compression rotary engine21US 4,423,710 A1984