F04C 2270/165
Controlled or regulated
F04C2270/165 (Controlled or regulated) appears on 5 US grants and 11 published applications in this corpus.
Search patents in F04C- Granted patents
- 5
- Published applications
- 11
- Assignees
- 11
- Inventors
- 28
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2014 | 0 | 1 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 0 | 0 |
| 2018 | 1 | 0 |
| 2019 | 1 | 1 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 1 | 2 |
| 2023 | 0 | 2 |
| 2024 | 1 | 0 |
| 2025 | 0 | 2 |
| 2026 | 1 | 2 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Compressor and air conditioner8 Sep 2026US 12,729,685 B2Gree Electric Appliances, Inc. of Zhuhai
- Rotary slide assembly, and method for monitoring the wear of a slide in a rotary slide assembly16 Jan 2024US 11,873,814 B2Gebr. Becker GmbH
- Scroll compressor having axial fan and discharge brush11 Oct 2022US 11,469,643 B2Hitachi Industrial Equipment Systems Co., Ltd.
- Sliding member for pump and pump operation state detection system19 Mar 2019US 10,233,923 B2Heishin Techno Werke Ltd.
- Bearing arrangement and wear indicator for a liquid ring vacuum pump8 May 2018US 9,964,110 B2Sterling Industry Consult GmbH
- Determining tip seal maintenance requirement in scroll pump23 Jul 2026US 2026/0210359 A1Agilent Technologies, Inc.
- Method for determining or monitoring the delivery flow of an eccentric screw pump5 Feb 2026US 2026/0036462 A1Seepex GmbH
- Rotary vane pump vane wear detection28 Aug 2025US 2025/0270996 A1B/E Aerospace, Inc.
- Compressor and Air Conditioner16 Jan 2025US 2025/0020125 A1Gree Electric Appliances, Inc. of Zhuhai
- State detection on eccentric screw pumps24 Aug 2023US 2023/0265846 A1Vogelsang GmbH & Co. KG
Most cited
By later US patents