F04C 2270/125
Controlled or regulated
F04C2270/125 (Controlled or regulated) appears on 25 US grants and 26 published applications in this corpus.
Search patents in F04C- Granted patents
- 25
- Published applications
- 26
- Assignees
- 26
- Inventors
- 70
- Latest grant
- 12 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 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 | 1 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 1 | 1 |
| 2015 | 2 | 0 |
| 2016 | 0 | 3 |
| 2017 | 0 | 2 |
| 2018 | 1 | 2 |
| 2019 | 1 | 3 |
| 2020 | 3 | 1 |
| 2021 | 2 | 4 |
| 2022 | 2 | 1 |
| 2023 | 5 | 2 |
| 2024 | 1 | 2 |
| 2025 | 1 | 1 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Control method for compressor and compressor system12 May 2026US 12,624,694 B2Danfoss (Tianjin) Ltd.
- Noise and vibration management for smoke evacuation system17 Jun 2025US 12,331,748 B2Megadyne Medical Products, Inc.
- Balancing mechanism for scroll compressors30 Jul 2024US 12,049,896 B2OET GmbH
- Noise and vibration management for smoke evacuation system15 Aug 2023US 11,725,664 B2Megadyne Medical Products, Inc.
- Method and apparatus for controlling a scroll compressor using torque progression to reduce vibration13 Jun 2023US 11,674,513 B2Get Inc.
- Scroll-Type Fluid Machine26 Feb 2026US 2026/0055766 A1Hitachi Industrial Equipment Systems Co., Ltd.
- Noise and vibration management for smoke evacuation system21 Aug 2025US 2025/0264104 A1Megadyne Medical Products, Inc.
- Gear Pump1 Aug 2024US 2024/0254988 A1Nidec Gpm GmbH
- Control method for compressor and compressor system4 Jul 2024US 2024/0218878 A1Danfoss (Tianjin) Ltd.
- Noise and vibration management for smoke evacuation system26 Oct 2023US 2023/0340958 A1Megadyne Medical Products, Inc.
Most cited
By later US patents
- Vibration monitoring system191US 5,602,757 AIngersoll-Rand Company · 1997
- Pump integrity detection, monitoring and alarm generation171US 10,317,875 B2BJ Services Company · 2019
- Method and apparatus for analyzing rotating machines168US 5,109,700 ALife Systems, Inc. · 1992
- Method for collecting machine vibration data167US 5,610,339 AIngersoll-Rand Company · 1997
- Noise control of air conditioner121US 5,203,178 ANorm Pacific Automation Corp. · 1993