Assignee
GTCO CORP
US·6 granted patents·270 citations·filing 1977–1997
Top patents by PatentIndex Score
6 records- 0192US5736686AIllumination apparatus for a digitizer tablet with improved light panelGTCO CORP·Filed 1995·Granted Apr 7, 1998·154 cites·23 claims
- 0273US4080515ASuccessively electromagnetically scanned x-y grid conductors with a digitizing system utilizing a free cursor or stylusGTCO CORP·Filed 1977·Granted Mar 21, 1978·52 cites·14 claims
- 0369US4206314AGraphic digitizerGTCO CORP·Filed 1978·Granted Jun 3, 1980·39 cites·9 claims
- 0463USD347832SRoll-up digitizerGTCO CORP·Filed 1991·Granted Jun 14, 1994·11 cites·1 claims
- 0542US5973667ALean-to stand for flexible digitizerGTCO CORP·Filed 1997·Granted Oct 26, 1999·11 cites·20 claims
- 0619US4933671ACursorGTCO CORP·Filed 1988·Granted Jun 12, 1990·3 cites·8 claims
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