Dirk J. Hardtmann

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Phoenix, AZ, US

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Patents Grantslast 30 patents

Information Patent Grant
Inflatable tubular knee bolster
- Patent number 6,336,653
- Issue date Jan 8, 2002
- Simula, Inc.
- Gershon Yaniv
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Inflatable tubular torso restraint system
- Patent number 5,839,753
- Issue date Nov 24, 1998
- Simula Inc.
- Gershon Yaniv
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Fiber optic strain gauge patch
- Patent number 5,649,035
- Issue date Jul 15, 1997
- Simula Inc.
- Bernd Dieter Zimmerman
- G01 - MEASURING TESTING
Information Patent Grant
Side impact head strike protection system
- Patent number 5,480,181
- Issue date Jan 2, 1996
- Simula Inc.
- Lindley W. Bark
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Inflatable tubular cushions for crash protection of seated automobi...
- Patent number 5,464,246
- Issue date Nov 7, 1995
- Simula Inc.
- Mynor Castro
- B60 - VEHICLES IN GENERAL