Kurt Ryf

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Wimmis, CH

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Patents Grantslast 30 patents

Information Patent Grant
Propulsion system for the acceleration of projectiles
- Patent number 8,353,994
- Issue date Jan 15, 2013
- Nitrochemie Wimmis AG
- Ulrich Schaedeli
- C06 - EXPLOSIVES MATCHES
Information Patent Grant
Method for producing a functional, high-energetic material
- Patent number 7,473,330
- Issue date Jan 6, 2009
- Nitrochemie Wimmis AG
- Kurt Ryf
- C06 - EXPLOSIVES MATCHES
Information Patent Grant
Temperature-independent propellant powder
- Patent number 7,051,658
- Issue date May 30, 2006
- Nitrochemie Wimmis AG
- Markus Fahrni
- F42 - AMMUNITION BLASTING

Patents Applicationslast 30 patents

Information Patent Application
Propulsion system for the acceleration of projectiles
- Publication number 20120138201
- Publication date Jun 7, 2012
- Nitrochemie Wimmis AG
- Ulrich Schaedeli
- C06 - EXPLOSIVES MATCHES
Information Patent Application
Method for producing a funtional, high-energy material
- Publication number 20090208647
- Publication date Aug 20, 2009
- Nitrochemie Wimmis AG
- Kurt Ryf
- C06 - EXPLOSIVES MATCHES
Information Patent Application
Method for producing a propellant
- Publication number 20060266451
- Publication date Nov 30, 2006
- Nitrochemie Wimmis AG
- Markus Fahrni
- F42 - AMMUNITION BLASTING
Information Patent Application
Temperature-independent propellant powder
- Publication number 20020134269
- Publication date Sep 26, 2002
- Markus Fahrni
- C06 - EXPLOSIVES MATCHES
Information Patent Application
Method for producing a functional, high-energy material
- Publication number 20020043316
- Publication date Apr 18, 2002
- Kurt Ryf
- C06 - EXPLOSIVES MATCHES