F02C 3/055
The compressor being of the positive-displacement type
Official title: the compressor being of the positive-displacement type
F02C3/055 (The compressor being of the positive-displacement type) appears on 26 US grants and 22 published applications in this corpus.
Search patents in F02C- Granted patents
- 26
- Published applications
- 22
- Assignees
- 15
- Inventors
- 58
- Latest grant
- 26 Mar 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 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 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 2 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 1 | 3 |
| 2007 | 0 | 3 |
| 2008 | 1 | 1 |
| 2009 | 3 | 2 |
| 2010 | 1 | 0 |
| 2011 | 0 | 1 |
| 2012 | 1 | 0 |
| 2013 | 1 | 1 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 0 |
| 2017 | 2 | 2 |
| 2018 | 0 | 0 |
| 2019 | 1 | 2 |
| 2020 | 1 | 0 |
| 2021 | 0 | 2 |
| 2022 | 0 | 0 |
| 2023 | 2 | 2 |
| 2024 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Machine for depressurizing or compressing gaseous media26 Mar 2024US 11,939,978 B2BITZER Kuehlmaschinenbau GmbH
- Control device, control method, and program28 Nov 2023US 11,828,225 B2Mitsubishi Heavy Industries, Ltd.
- Dual-pressure jet engine and device for work done by compressed air thereof31 Oct 2023US 11,802,507 B2
- Method of operating an engine assembly17 Mar 2020US 10,590,867 B2Pratt & Whitney Canada Corp.
- Revolving outer body rotary vane compressor or expander4 Jun 2019US 10,309,222 B2Pars Maina Sanayi Ve Ticaret Limited Sirketi
- Dual-pressure jet engine and device capable of working done by compressed air thereof8 Jun 2023US 2023/0175434 A1
- Control device, control method, and program19 Jan 2023US 2023/0014316 A1Mitsubishi Heavy Industries, Ltd.
- Machine for depressurizing or compressing gaseous media25 Nov 2021US 2021/0363989 A1BITZER Kuehlmaschinenbau GmbH
- Rotary internal combustion engine7 Jan 2021US 2021/0003072 A1Look for the Power, LLC
- Method of operating an engine assembly21 Mar 2019US 2019/0085774 A1Pratt & Whitney Canada Corp.
Most cited
By later US patents
- Method of operating an engine assembly114US 10,590,867 B2Pratt & Whitney Canada Corp. · 2020
- Low volumetric compression ratio integrated turbo-compound rotary engine85US 7,775,044 B2Pratt & Whitney Canada Corp. · 2010
- Combined auxiliary and emergency power unit53US 4,864,812 ASundstrand Corporation · 1989
- Brayton screw engine with brayton bottoming system43US 6,651,433 B12003
- Compound brayton-cycle engine22US 3,995,431 A1976