Paul Grafenhain

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Heerbrugg, CH

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Patents Grantslast 30 patents

Information Patent Grant
Diaphragm arrangement for generating an oblique illumination in a m...
- Patent number 9,146,392
- Issue date Sep 29, 2015
- Leica Microsystems (Schweiz) AG
- Robert Lettow
- G02 - OPTICS
Information Patent Grant
Eyepiece tube sleeve
- Patent number 6,459,538
- Issue date Oct 1, 2002
- Leica Microsystems AG
- Paul Grafenhain
- G02 - OPTICS
Information Patent Grant
Retrofittable tubular intermediary element
- Patent number 6,204,963
- Issue date Mar 20, 2001
- Leica Microsystems AG
- Paul Grafenhain
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
DIAPHRAGM ARRANGEMENT FOR GENERATING AN OBLIQUE ILLUMINATION IN A M...
- Publication number 20130271808
- Publication date Oct 17, 2013
- Robert Lettow
- G02 - OPTICS
Information Patent Application
Eyepiece tube sleeve
- Publication number 20010040739
- Publication date Nov 15, 2001
- Leica Microsystems AG
- Paul Grafenhain
- G02 - OPTICS