F04C 2270/205
Controlled or regulated
F04C2270/205 (Controlled or regulated) appears on 30 US grants and 39 published applications in this corpus.
Search patents in F04C- Granted patents
- 30
- Published applications
- 39
- Assignees
- 34
- Inventors
- 94
- Latest grant
- 4 Feb 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 2 |
| 2013 | 0 | 0 |
| 2014 | 1 | 1 |
| 2015 | 0 | 2 |
| 2016 | 0 | 2 |
| 2017 | 1 | 4 |
| 2018 | 2 | 6 |
| 2019 | 2 | 2 |
| 2020 | 4 | 4 |
| 2021 | 3 | 4 |
| 2022 | 3 | 5 |
| 2023 | 4 | 3 |
| 2024 | 4 | 2 |
| 2025 | 1 | 1 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Pneumatic adjustment apparatus and method for vehicle4 Feb 2025US 12,214,640 B2Hyundai Mobis Co., Ltd.
- Liquid-cooled rotary compressor and coolant supply method therefor22 Oct 2024US 12,123,411 B2Hitachi, Ltd.
- Control of operating liquid flow into a liquid ring pump22 Oct 2024US 12,123,412 B2Edwards Technologies Vacuum Engineering (Qingdao) Company Limited
- Scroll compressor including grooved discharge and bypass valve arrangement14 May 2024US 11,982,275 B2LG Electronics Inc.
- Compressor having orbiting scroll supply hole to lubricate thrust surface9 Apr 2024US 11,953,005 B2Mitsubishi Electric Corporation
- Method for determining or monitoring the delivery flow of an eccentric screw pump5 Feb 2026US 2026/0036462 A1Seepex GmbH
- Electric pump system3 Jul 2025US 2025/0215872 A1KYB Corporation
- Pneumatic adjustment apparatus and method for vehicle6 Jun 2024US 2024/0181832 A1Hyundai Mobis Co., Ltd.
- Scroll compressor1 Feb 2024US 2024/0035474 A1LG Electronics Inc.
- Liquid-cooled rotary compressor and coolant supply method therefor30 Nov 2023US 2023/0383749 A1Hitachi, Ltd.
Most cited
By later US patents
- System to pump fluid and control thereof6US 10,865,788 B2Project Phoenix, LLC · 2020
- Power steering pump6US 4,298,316 AFord Motor Company · 1981
- Rotary-vane pump6US 5,209,648 AAtsugi Unisia Corporation · 1993
- Power steering pump5US 4,207,038 AFord Motor Company · 1980
- Device for pumping fluid2US 11,624,362 B2Magpumps Limited · 2023