Ryf; Kurt
Patent Applications and Registrations
Patent applications and USPTO patent grants for Ryf; Kurt.The latest application filed is for "propulsion system for the acceleration of projectiles".
- Ryf; Kurt - Wimmis CH
- Ryf; Kurt - Visp Wallis CH
| Patent | Date |
|---|---|
| Propulsion system for the acceleration of projectiles Grant 8,353,994 - Schaedeli , et al. January 15, 2 | 2013-01-15 |
| Propulsion system for the acceleration of projectiles App 20120138201 - Schaedeli; Ulrich ; et al. | 2012-06-07 |
| Method for producing a funtional, high-energy material App 20090208647 - Ryf; Kurt ; et al. | 2009-08-20 |
| Method for producing a functional, high-energetic material Grant 7,473,330 - Ryf , et al. January 6, 2 | 2009-01-06 |
| Method for producing a propellant App 20060266451 - Fahrni; Markus ; et al. | 2006-11-30 |
| Temperature-independent propellant powder Grant 7,051,658 - Fahrni , et al. May 30, 2 | 2006-05-30 |
| Temperature-independent propellant powder App 20020134269 - Fahrni, Markus ; et al. | 2002-09-26 |
| Method for producing a functional, high-energy material App 20020043316 - Ryf, Kurt ; et al. | 2002-04-18 |
| Process for the production of benzotrifluoride Grant 3,950,445 - Ryf April 13, 1 | 1976-04-13 |
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