Assignee

INTERACTION SYST INC

US·4 granted patents·445 citations·filing 1981–1984

Technology mixG06F4

Top patents by PatentIndex Score

4 records

0189US4476463ADisplay device having unpatterned touch detectionINTERACTION SYST INC·Filed 1981·Granted Oct 9, 1984·185 cites·22 claims
0286US4622437AMethod and apparatus for improved electronic touch mappingINTERACTION SYST INC·Filed 1984·Granted Nov 11, 1986·99 cites·20 claims
0384US4623757AMethod and apparatus for electronic touch mappingINTERACTION SYST INC·Filed 1984·Granted Nov 18, 1986·71 cites·17 claims
0482US4374381ATouch terminal with reliable pad selectionINTERACTION SYST INC·Filed 1981·Granted Feb 15, 1983·90 cites·10 claims

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