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Knut Heitmann
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Wetzlar, DE
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last 30 patents
Information
Patent Grant
Acoustic screen scan microscope for the examination of an object in...
Patent number
5,212,987
Issue date
May 25, 1993
Hommelwerke GmbH
Klaus Dransfeld
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Process for modifying structural profiles in resist layers
Patent number
4,672,012
Issue date
Jun 9, 1987
Ernst Leitz Wetzlar GmbH
Knut Heitmann
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Method and apparatus for local selective detection and generation o...
Patent number
4,669,313
Issue date
Jun 2, 1987
Ernst Leitz Wetzlar GmbH
Klaus Dransfeld
G01 - MEASURING TESTING
Information
Patent Grant
Process for producing structures in resist layers using ultrasonic...
Patent number
4,612,267
Issue date
Sep 16, 1986
Ernst Leitz Wetzlar GmbH
Knut Heitmann
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Mirror reflex camera with exposure meter
Patent number
4,496,231
Issue date
Jan 29, 1985
Ernst Leitz Wetzlar GmbH
Knut Heitmann
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Reflex camera with electronic range finder
Patent number
4,447,143
Issue date
May 8, 1984
Ernst Leitz Wetzlar GmbH
Knut Heitmann
G02 - OPTICS
Information
Patent Grant
Object measuring method and apparatus
Patent number
4,226,535
Issue date
Oct 7, 1980
Ernst Leitz Wetzlar GmbH
Knut Heitmann
G01 - MEASURING TESTING
Information
Patent Grant
System for measuring position and/or velocity
Patent number
4,195,425
Issue date
Apr 1, 1980
Ernst Leitz Wetzlar GmbH
Ludwig Leitz
G01 - MEASURING TESTING
Information
Patent Grant
Method and apparatus for measuring distances
Patent number
4,175,365
Issue date
Nov 27, 1979
Ernst Leitz Wetzlar GmbH
Ludwig Leitz
G02 - OPTICS