F04C 2270/225
Controlled or regulated
F04C2270/225 (Controlled or regulated) appears on 4 US grants and 6 published applications in this corpus.
Search patents in F04C- Granted patents
- 4
- Published applications
- 6
- Assignees
- 7
- Inventors
- 7
- Latest grant
- 14 Jul 2020
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 0 | 2 |
| 2015 | 0 | 1 |
| 2016 | 2 | 0 |
| 2017 | 0 | 1 |
| 2018 | 0 | 0 |
| 2019 | 1 | 1 |
| 2020 | 1 | 0 |
By publication year.
Recent patents
- Oil flooded compressor system and method14 Jul 2020US 10,711,785 B2Ingersoll-Rand Industrial U.S., Inc.
- Oil flooded compressor system and method19 Feb 2019US 10,208,754 B2Ingersoll-Rand Company
- Gear pump and gear pump operating method20 Dec 2016US 9,523,360 B2Kobe Steel, Ltd.
- Method and equipment for controlling operating temperature of air compressor31 May 2016US 9,353,750 B2Gardner-Denver Company
- Oil flooded compressor system and method6 Jun 2019US 2019/0170144 A1Ingersoll-Rand Company
- Oil flooded compressor system and method13 Apr 2017US 2017/0101991 A1Ingersoll-Rand Company
- Method and apparatus for mechanically heating a mixture of substances29 Jan 2015US 2015/0030467 A1Ecotecfuel, LLC
- Gear pump and gear pump operating method18 Dec 2014US 2014/0369876 A1Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
- Screw compressor system16 Jan 2014US 2014/0017110 A1Rotorcomp Verdichter GmbH
Most cited
By later US patents