having toothed-gearing type drive

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Patents Grantslast 30 patents

Information Patent Grant
Variable volume chamber for interaction with a fluid
- Patent number 10,883,498
- Issue date Jan 5, 2021
- QUEST ENGINES, LLC
- Elario Dino Dalmas
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Extracorporeal blood pump for cardiac surgery
- Patent number 5,800,138
- Issue date Sep 1, 1998
- Salvador Merce Vives
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
3169487
- Patent number 3,169,487
- Issue date Feb 16, 1965
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
2631545
- Patent number 2,631,545
- Issue date Mar 17, 1953
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
2453271
- Patent number 2,453,271
- Issue date Nov 9, 1948
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
2346014
- Patent number 2,346,014
- Issue date Apr 4, 1944
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
1921747
- Patent number 1,921,747
- Issue date Aug 8, 1933
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
1580304
- Patent number 1,580,304
- Issue date Apr 13, 1926
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...