Per-Ivar Fransson

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Akersberga, SE

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for producing and testing a fiber bed
- Patent number 6,884,320
- Issue date Apr 26, 2005
- Fibertracker AB
- Hakan Karlsson
- G01 - MEASURING TESTING
Information Patent Grant
Filtering device
- Patent number 6,520,343
- Issue date Feb 18, 2003
- Fibertracker AB
- Håkan Karlsson
- G01 - MEASURING TESTING
Information Patent Grant
Method and apparatus for measuring fibre flexibility
- Patent number 5,331,405
- Issue date Jul 19, 1994
- STFI
- Per-Ivar Fransson
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
Sample and testing method and device
- Publication number 20020134522
- Publication date Sep 26, 2002
- FIBERTRACKER AB
- Hakan Karlsson
- G01 - MEASURING TESTING
Information Patent Application
Filtering device
- Publication number 20020079264
- Publication date Jun 27, 2002
- Hakan Karlsson
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL