Rolf Heyll

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Renningen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Process for manufacturing large area sheet metal parts, in particul...
- Patent number 6,675,620
- Issue date Jan 13, 2004
- Dr. Ing. h.c.F. Porsche AG
- Rolf Heyll
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Vehicle door structures incorporating hydroformed elements and proc...
- Patent number 6,015,182
- Issue date Jan 18, 2000
- Porsche Engineering Services
- Ulrich Weissert
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Designing and producing lightweight automobile bodies
- Patent number 5,729,463
- Issue date Mar 17, 1998
- ULSAB Trust
- Gerhard Koenig
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR