Y10S 62/02
Refrigerant pumps
Y10S62/02 (Refrigerant pumps) appears on 44 US grants and 4 published applications in this corpus.
Search patents in Y10S- Granted patents
- 44
- Published applications
- 4
- Assignees
- 24
- Inventors
- 46
- Latest grant
- 29 Mar 2005
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 4 | 0 |
| 1993 | 1 | 0 |
| 1994 | 4 | 0 |
| 1995 | 6 | 0 |
| 1996 | 4 | 0 |
| 1997 | 6 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 5 | 2 |
| 2002 | 0 | 0 |
| 2003 | 2 | 1 |
| 2004 | 1 | 1 |
| 2005 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Enhanced cooling system29 Mar 2005US 6,871,509 B2Carrier Corporation
- CO2-module for cooling and heating23 Mar 2004US 6,708,513 B2Konvekta AG
- Combined refrigeration system with a liquid pre-cooling heat exchanger1 Jul 2003US 6,584,784 B2Midwest Research Institute
- Oil-free liquid chiller20 May 2003US 6,564,560 B2American Standard International Inc.
- Oil-free liquid chiller28 Aug 2001US 6,279,340 B1American Standard International Inc.
- Enhanced cooling system8 Apr 2004US 2004/0065099 A1Carrier Corporation
- CO2-module for cooling and heating19 Jun 2003US 2003/0110787 A1Konvekta AG
- Oil-free liquid chiller8 Nov 2001US 2001/0037651 A1American Standard International Inc.
- Combined refrigeration system with a liquid pre-cooling heat exchanger18 Oct 2001US 2001/0029747 A1Midwest Research Institute
Most cited
By later US patents
- Oil cooling apparatus for refrigeration screw compressor77US 4,419,865 AVilter Manufacturing Corporation · 1983
- Air conditioning system with thermal energy storage and load leveling capacity66US 5,678,626 ALennox Industries Inc. · 1997
- Air conditioning system with thermal energy storage and load leveling capacity53US 5,467,812 ALennox Industries Inc. · 1995
- Condensed liquid pump for compressor body cooling46US 5,694,780 A1997
- Apparatus for maximizing air conditioning and/or refrigeration system efficiency45US 5,435,148 AJDM, Ltd. · 1995