Hecht Contactlinsen GmbH

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Au, DE

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Patents Grantslast 30 patents

Information Patent Grant
Rigid contact lens
- Patent number 7,735,997
- Issue date Jun 15, 2010
- Hecht Contactlinsen GmbH
- Dieter Muckenhirn
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Contact lens or intraocular lens having near and distance zones
- Patent number 6,390,622
- Issue date May 21, 2002
- Hecht Contactlinsen GmbH
- Stefan Muckenhirn
- G02 - OPTICS
Information Patent Grant
Bifocal contact lenses
- Patent number 5,430,504
- Issue date Jul 4, 1995
- Hecht Contactlinsen GmbH
- Dieter Muckenhirn
- G05 - CONTROLLING REGULATING

Patents Applicationslast 30 patents

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