Assignee
PENCEPT INC
10 granted patents·308 citations·filing 1980–1985
Top patents by PatentIndex Score
10 records- 0193US4577057ADigitizing tablet system having stylus tilt correctionPENCEPT INC·Filed 1984·Granted Mar 18, 1986·130 cites·14 claims
- 0280US4582955ADigitizing tablet system including a tablet having a grid structure made of two orthogonal sets of parallel uniformly sized and spaced U shaped loops of conductive materialPENCEPT INC·Filed 1984·Granted Apr 15, 1986·54 cites·8 claims
- 0364US4638119APosition indicating apparatus for use in a digitizing tablet systemPENCEPT INC·Filed 1984·Granted Jan 20, 1987·26 cites·34 claims
- 0457US4644102ADigitizing tablet systemPENCEPT INC·Filed 1985·Granted Feb 17, 1987·24 cites·13 claims
- 0556US4562304AApparatus and method for emulating computer keyboard input with a handprint terminalPENCEPT INC·Filed 1984·Granted Dec 31, 1985·24 cites·14 claims
- 0654US4375081AMultistage digital filtering utilizing several criteriaPENCEPT INC·Filed 1980·Granted Feb 22, 1983·22 cites·12 claims
- 0742US4694124ADigitizing tablet system including a tablet having a grid structure made of two orthogonal sets of parallel uniformly sized and spaced U shaped loops of conductive materialPENCEPT INC·Filed 1985·Granted Sep 15, 1987·11 cites·11 claims
- 0835US4608658AMethod and apparatus for removing noise at the ends of a stroke caused by retracingPENCEPT INC·Filed 1984·Granted Aug 26, 1986·9 cites·8 claims
- 0933US4534060AMethod and apparatus for removing noise at the ends of a strokePENCEPT INC·Filed 1983·Granted Aug 6, 1985·8 cites·9 claims
- 1024USD283026SComputer terminalPENCEPT INC·Filed 1983·Granted Mar 18, 1986·0 cites·1 claims
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