Martin Welzhofer

Follow

Person

Hannover, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Method of making a solvent-free polymer-based tire sealant
- Patent number 8,821,982
- Issue date Sep 2, 2014
- Continental Reifen Deutschland GmbH
- Stefan Sostmann
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Self-sealing pneumatic vehicle tire and method for producing a self...
- Patent number 8,110,055
- Issue date Feb 7, 2012
- Continental Aktiengesellschaft
- Stefan Sostmann
- B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Method of making a solvent-free polymer-based tire sealant
- Publication number 20100119715
- Publication date May 13, 2010
- Stefan Sostmann
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
Self-sealing pneumatic vehicle tire and method for producing a self...
- Publication number 20090205765
- Publication date Aug 20, 2009
- Stefan Sostmann
- B60 - VEHICLES IN GENERAL