F04C 2270/784
Light
F04C2270/784 (Light) appears on 11 US grants and 12 published applications in this corpus.
Search patents in F04C- Granted patents
- 11
- Published applications
- 12
- Assignees
- 4
- Inventors
- 11
- Latest grant
- 7 Jan 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 2 |
| 2003 | 1 | 1 |
| 2004 | 2 | 3 |
| 2005 | 0 | 0 |
| 2006 | 0 | 2 |
| 2007 | 3 | 0 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 1 | 1 |
| 2011 | 1 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
| 2024 | 0 | 1 |
| 2025 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Control of liquid ring pump7 Jan 2025US 12,188,473 B2Edwards Technologies Vacuum Engineering (Qingdao) Company Limited
- Compressor diagnostic system19 Jul 2011US 7,980,085 B2Emerson Climate Technologies, Inc.
- Compressor diagnostic system19 Jan 2010US 7,647,783 B2Emerson Climate Technologies, Inc.
- Compressor diagnostic system for communicating with an intelligent device1 Jan 2008US 7,313,923 B2Emerson Climate Technologies, Inc.
- Compressor diagnostic system28 Aug 2007US 7,260,948 B2Copeland Corporation
- System and method for emergency sub surface disaster location and survival11 Dec 2025US 2025/0375668 A1
- Control of liquid ring pump25 Apr 2024US 2024/0133380 A1Edwards Technologies Vacuum Engineering (Qingdao) Company Limited
- Method for operating a scroll vacuum pump7 Dec 2023US 2023/0392600 A1
- Compressor diagnostic system29 Apr 2010US 2010/0101250 A1Emerson Climate Technologies, Inc.
- Compressor diagnostic system20 Apr 2006US 2006/0080978 A1Emerson Climate Technologies, Inc.
Most cited
By later US patents
- Compressor diagnostic system172US 6,615,594 B2Copeland Corporation · 2003
- Method and system for diagnosing a cooling system144US 6,758,051 B2Copeland Corporation · 2004
- Compressor diagnostic system137US 6,758,050 B2Copeland Corporation · 2004
- Compressor diagnostic system93US 7,222,493 B2Emerson Climate Technologies, Inc. · 2007
- Compressor control system and method82US 6,082,971 AIngersoll-Rand Company · 2000