F04C 2270/585
Controlled or regulated
F04C2270/585 (Controlled or regulated) appears on 21 US grants and 27 published applications in this corpus.
Search patents in F04C- Granted patents
- 21
- Published applications
- 27
- Assignees
- 22
- Inventors
- 66
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2013 | 0 | 2 |
| 2014 | 0 | 1 |
| 2015 | 0 | 2 |
| 2016 | 0 | 3 |
| 2017 | 5 | 2 |
| 2018 | 0 | 1 |
| 2019 | 0 | 3 |
| 2020 | 2 | 4 |
| 2021 | 2 | 0 |
| 2022 | 2 | 3 |
| 2023 | 4 | 1 |
| 2024 | 2 | 4 |
| 2025 | 3 | 1 |
| 2026 | 1 | 0 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Pump for additive manufacturing16 Jun 2026US 12,654,396 B2Sciperio, Inc
- Compressed air station9 Sep 2025US 12,410,797 B2Kaeser Kompressoren SE
- Direct control variable displacement metering pumps8 Jul 2025US 12,352,217 B2Hamilton Sundstrand Corporation
- Device for controlling a fluid mass flow for a device for compressing a gaseous fluid and device for compressing a gaseous fluid6 May 2025US 12,292,051 B2Hanon Systems
- Compressor and method of controlling the compressor24 Dec 2024US 12,173,713 B2Danfoss (Tianjin) Ltd.
- System and method for emergency sub surface disaster location and survival11 Dec 2025US 2025/0375668 A1
- Device for controlling a fluid mass flow for a device for compressing a gaseous fluid and device for compressing a gaseous fluid26 Dec 2024US 2024/0426301 A1Hanon Systems
- Direct control variable displacement metering pumps28 Nov 2024US 2024/0392728 A1Hamilton Sundstrand Corporation
- Pump for additive manufacturing8 Aug 2024US 2024/0262036 A1Sciperio, Inc
- Variable displacement pump with flow delivery to different systems with different pressure schedules6 Jun 2024US 2024/0183315 A1Hamilton Sundstrand Corporation
Most cited
By later US patents
- Rotary compressors with variable speed and volume control5US 10,533,556 B2Trane International Inc. · 2020
- Compressor with thermally-responsive injector2US 10,598,180 B2Emerson Climate Technologies, Inc. · 2020
- Variable displacement pump2US 9,534,596 B2Hitachi Automotive Systems, Ltd. · 2017
- Displacement machine according to the spiral principle, method to regulate pressure in the counter-pressure chamber by using a pressure difference and characteristic curve1US 11,448,218 B2OET GmbH · 2022
- Variable displacement pump with flow delivery to different systems with different pressure schedules1US 11,994,078 B1Hamilton Sundstrand Corporation · 2024