Dieter Muckenhirn

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D-7801 Au, DE

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Patents Grantslast 30 patents

Information Patent Grant
Bifocal contact lenses
- Patent number 5,430,504
- Issue date Jul 4, 1995
- Hecht Contactlinsen GmbH
- Dieter Muckenhirn
- G05 - CONTROLLING REGULATING
Information Patent Grant
Contact lens providing a central spherical region bounded by a circ...
- Patent number 4,883,350
- Issue date Nov 28, 1989
- Dieter Muckenhirn
- G02 - OPTICS