Inventor
KMETZ ALLAN R
14 patents
⚠️ This page may combine multiple inventors who share the name “KMETZ ALLAN R”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BBC BROWN BOVERI & CIE
10 patentsUS4298249ANov 3, 1981
Electro-optical display having an improved reflector and method of making
BBC BROWN BOVERI & CIE88 citations92
US4142182AFeb 27, 1979
Procedure for addressing of visual display devices
BBC BROWN BOVERI & CIE26 citations81
US4241344ADec 23, 1980
Electro-optical device for the display of dark symbols composed of separately selectable display segments against a bright background and a means for addressing this device
BBC BROWN BOVERI & CIE11 citations74
US4340277AJul 20, 1982
Liquid crystal display and method of making
BBC BROWN BOVERI & CIE7 citations73
US4281902AAug 4, 1981
Electro-optical device for the display of dark symbols composed of separately selectable display segments against a bright background and a means for addressing this device
BBC BROWN BOVERI & CIE7 citations73
US4271391AJun 2, 1981
Digital voltmeter with electro-optical indication of the waveform
BBC BROWN BOVERI & CIE9 citations73
US4253096AFeb 24, 1981
Method for addressing an electro-optical device, and an addressing circuit and a display device for carrying out the method
BBC BROWN BOVERI & CIE7 citations73
US4203104AMay 13, 1980
Procedure of bargraph display for measured quantities
BBC BROWN BOVERI & CIE17 citations73
US4088992AMay 9, 1978
Electro-optical display device using a liquid crystal cell
BBC BROWN BOVERI & CIE14 citations71
US4258364AMar 24, 1981
Display device having adjoining display elements, and a method of producing the display device
BBC BROWN BOVERI & CIE3 citations62