F04C 2270/60
Prime mover parameters
F04C2270/60 (Prime mover parameters) appears on 32 US grants and 37 published applications in this corpus.
Search patents in F04C- Granted patents
- 32
- Published applications
- 37
- Assignees
- 35
- Inventors
- 80
- Latest grant
- 30 Dec 2025
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 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 2 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 2 |
| 2012 | 0 | 1 |
| 2013 | 2 | 0 |
| 2014 | 0 | 2 |
| 2015 | 0 | 0 |
| 2016 | 2 | 2 |
| 2017 | 1 | 3 |
| 2018 | 1 | 4 |
| 2019 | 4 | 4 |
| 2020 | 2 | 0 |
| 2021 | 1 | 5 |
| 2022 | 4 | 2 |
| 2023 | 2 | 1 |
| 2024 | 2 | 3 |
| 2025 | 4 | 2 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Electric compressor with integrated sensor(s)30 Dec 2025US 12,510,074 B2Mahle International GmbH
- Screw compressor30 Dec 2025US 12,510,075 B2Palladio Compressors S.R.L.
- Control system for a smart pump located within a lubrication/cooling assembly16 Dec 2025US 12,497,963 B2GHSP, Inc.
- Method for operating a compressor21 Jan 2025US 12,203,472 B2Haier US Appliance Solutions, Inc.
- Method for determining a discharge pressure of a rolling piston compressor24 Sep 2024US 12,098,722 B2Haier US Appliance Solutions, Inc.
- Control system for a smart pump located within a lubrication/cooling assembly12 Mar 2026US 2026/0071622 A1GHSP, Inc.
- Control device, refrigeration system, control method, and control program29 Jan 2026US 2026/0029182 A1Daikin Industries, Ltd.
- Screw Compressor23 Oct 2025US 2025/0327448 A1Palladio Compressors S.R.L.
- Compressor unit and method for operating a compressor unit29 May 2025US 2025/0172144 A1BITZER Kuehlmaschinenbau GmbH
- Electric compressor with integrated sensor(s)26 Dec 2024US 2024/0426297 A1Mahle International GmbH
Most cited
By later US patents
- Method of controlling motor drive speed44US 7,259,533 B2LG Electronics Inc. · 2007
- Variable displacement pump having throttled control passages37US 5,562,432 AJidosha Kiki Co., Ltd. · 1996
- Variable displacement pump34US 5,538,400 AJidosha Kiki Co., Ltd. · 1996
- Micro-processor control of compression ratio at full load in a helical screw rotary compressor responsive to compressor drive motor current28US 4,519,748 AFrick Company · 1985
- Electric-motor-driven oil pump control system25US 8,475,137 B2Hitachi Automotive Systems, Ltd. · 2013