Rolf Zickwolf

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Bretten-Rinklingen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Biconvex rod lens
- Patent number 5,020,893
- Issue date Jun 4, 1991
- Richard Wolf, GmbH
- Siegfried Karst
- G02 - OPTICS
Information Patent Grant
Objective for endoscopes and process for its production
- Patent number 4,815,833
- Issue date Mar 28, 1989
- Richard Wolf GmbH
- Jurgen Zobel
- G02 - OPTICS