Jan Rolf Rydberg

Follow

Person

Stockholm, SE

People

Patents Grantslast 30 patents

Information Patent Grant
Apparatus and a method for the extrusion of moulding from a cross-l...
- Patent number 6,524,516
- Issue date Feb 25, 2003
- Wirsbo Burks AB
- Jan Rydberg
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Method for heating and/or cross-linking of polymers and apparatus t...
- Patent number 6,106,761
- Issue date Aug 22, 2000
- Wirsbo Bruks AB
- Michael Sjoberg
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Oriented polymeric products
- Patent number 6,053,214
- Issue date Apr 25, 2000
- Uponor B.V.
- Michael Borje Sjoberg
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL