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Hand-held non-contact tonometer
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Patent number 6,361,495
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Issue date Mar 26, 2002
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Leica Microsystems Inc.
-
Bernard Grolman
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Glare tester
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Patent number 5,671,039
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Issue date Sep 23, 1997
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Leica Inc.
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Bernard Grolman
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Non-contact tonometer
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Patent number 5,474,066
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Issue date Dec 12, 1995
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Leica Inc.
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Bernard Grolman
-
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Contrast sensitivity tester
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Patent number 5,381,196
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Issue date Jan 10, 1995
-
Leica Inc.
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David A. Luce
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
-
-
Ophthalmic refracting device
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Patent number 4,236,793
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Issue date Dec 2, 1980
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American Optical Corporation
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Donald B. Whitney
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Marking pen holder
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Patent number 4,216,588
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Issue date Aug 12, 1980
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American Optical Corporation
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William Richards
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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Instrument illuminator
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Patent number 4,184,752
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Issue date Jan 22, 1980
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American Optical Corporation
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William Richards
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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-
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Artificial intraocular lens
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Patent number 4,139,915
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Issue date Feb 20, 1979
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American Optical Corporation
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William Richards
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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-
-
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Artificial intraocular lens
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Patent number 3,996,626
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Issue date Dec 14, 1976
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American Optical Corporation
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William Richards
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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-
Artificial intraocular lens
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Patent number 3,971,073
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Issue date Jul 27, 1976
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American Optical Corporation
-
William Richards
-
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Solid state color anomaloscope
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Patent number 3,947,099
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Issue date Mar 30, 1976
-
American Optical Corporation
-
Bernard Grolman
-
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE