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Patents Grantslast 30 patents

Information Patent Grant
Reciprocating compressor and control method therefor
- Patent number 11,143,177
- Issue date Oct 12, 2021
- Hitachi Industrial Equipment Systems Co., Ltd.
- Akito Ohata
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Method of producing air for ventricular assist system
- Patent number 9,835,146
- Issue date Dec 5, 2017
- L-VAD Technology, Inc.
- Paul G. DeDecker
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Wind powered energy amplification system and method
- Patent number 8,393,149
- Issue date Mar 12, 2013
- Allen Mark Jones
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information Patent Grant
Reciprocating compressor
- Patent number 5,030,065
- Issue date Jul 9, 1991
- Sulzer Brothers Limited
- Heinz Baumann
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
2668004
- Patent number 2,668,004
- Issue date Feb 2, 1954
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
1964679
- Patent number 1,964,679
- Issue date Jun 26, 1934
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...