Joao M. Pereira Dias Baptista

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P-4740 Espozende, PT

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Patents Grantslast 30 patents

Information Patent Grant
Hydrostatic pump or engine with infinitely variable debit or impulse
- Patent number 6,283,736
- Issue date Sep 4, 2001
- Fernando A. Baptista
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Device for filtering and humidifying an air flow
- Patent number 5,851,271
- Issue date Dec 22, 1998
- Fernando A. Baptista
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Centrifuge with successive centrifugation modules
- Patent number 5,785,637
- Issue date Jul 28, 1998
- Fernando A. Baptista
- B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
Information Patent Grant
Device for the control of the vacuum
- Patent number 5,674,434
- Issue date Oct 7, 1997
- Fernando A. Baptista
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS