Inventor
BARAFF DAVID R
CA11 patents
⚠️ This page may combine multiple inventors who share the name “BARAFF DAVID R”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NORTHERN TELECOM LTD
9 patentsUS4223308ASep 16, 1980
LCDs (Liquid crystal displays) controlled by thin film diode switches
NORTHERN TELECOM LTD65 citations94
US4413883ANov 8, 1983
Displays controlled by MIM switches of small capacitance
NORTHERN TELECOM LTD66 citations93
US4404555ASep 13, 1983
Addressing scheme for switch controlled liquid crystal displays
NORTHERN TELECOM LTD44 citations91
US4251136AFeb 17, 1981
LCDs (Liquid crystal displays) controlled by thin film diode switches
NORTHERN TELECOM LTD46 citations91
US4149197AApr 10, 1979
Direct imaging apparatus for an electronic document transmitter utilizing a linear array of photo-detectors
NORTHERN TELECOM LTD30 citations81
US4198630AApr 15, 1980
Displays using thick film switches to control individual display elements
NORTHERN TELECOM LTD16 citations73
US4247874AJan 27, 1981
Photoconductor device for imaging a linear object
NORTHERN TELECOM LTD12 citations72
US4232212ANov 4, 1980
Thermal printers
NORTHERN TELECOM LTD8 citations65
US4203119AMay 13, 1980
Thermal printers
NORTHERN TELECOM LTD5 citations61