Assignee
INTERZEAG AG
CH9 patents
Top patents by PatentIndex Score
US4863261ASep 5, 1989
Method of and apparatus for measuring the extent of clouding of the lens of a human eye
INTERZEAG AG43 citations84
US5319398AJun 7, 1994
Method of and apparatus for testing visual functions of human eyes
INTERZEAG AG24 citations80
US5046835ASep 10, 1991
Apparatus for testing visual functions of human eyes
INTERZEAG AG25 citations80
US4334738AJun 15, 1982
Method of perimetric examination of visual fields
INTERZEAG AG20 citations79
US4729378AMar 8, 1988
Apparatus for ascertaining the pressure in a plenum chamber
INTERZEAG AG24 citations69
US4526452AJul 2, 1985
Method and apparatus for measuring contrast sensitivity
INTERZEAG AG17 citations65
US4334739AJun 15, 1982
Method of graphically displaying the results of repeated perimetric examination of visual fields
INTERZEAG AG5 citations60
US6623118B2Sep 23, 2003
Stimulus and method for measuring the field of vision of the human eye
INTERZEAG AG12 citations59
US6612700B2Sep 2, 2003
Device for testing visual functions of the human eye
INTERZEAG AG7 citations58