Assignee
KABUSHIKIKAISHA WACOM
JP·17 granted patents·1,184 citations·filing 1989–2002
Top patents by PatentIndex Score
17 records- 0197USD466501SCoordinate input device with display unitKABUSHIKIKAISHA WACOM·Filed 2002·Granted Dec 3, 2002·140 cites·1 claims
- 0297US6100538AOptical digitizer and display means for providing display of indicated positionKABUSHIKIKAISHA WACOM·Filed 1998·Granted Aug 8, 2000·361 cites·26 claims
- 0392US5644126AManual implement for inputting incremental information by attitude controlKABUSHIKIKAISHA WACOM·Filed 1995·Granted Jul 1, 1997·91 cites·24 claims
- 0492US5561543AInformation input system by attitude detection of manual implementKABUSHIKIKAISHA WACOM·Filed 1995·Granted Oct 1, 1996·143 cites·11 claims
- 0591US6441362B1Stylus for optical digitizerKABUSHIKIKAISHA WACOM·Filed 1999·Granted Aug 27, 2002·154 cites·10 claims
- 0675US4956526ADigitizer having flat tablet with magnetic shield plateKABUSHIKIKAISHA WACOM·Filed 1989·Granted Sep 11, 1990·50 cites·14 claims
- 0771US5130500ADigitizer having flat tablet with magnetic shield plateKABUSHIKIKAISHA WACOM·Filed 1990·Granted Jul 14, 1992·49 cites·27 claims
- 0868US5694203ADistance camera device having light gate for extracting distance informationKABUSHIKIKAISHA WACOM·Filed 1995·Granted Dec 2, 1997·45 cites·21 claims
- 0962US5608528AOptical position detecting method using asynchronous modulation of light sourceKABUSHIKIKAISHA WACOM·Filed 1995·Granted Mar 4, 1997·34 cites·4 claims
- 1060US5640241ALight spot position measuring method of detecting one-dimensional position by two-dimensional sensorKABUSHIKIKAISHA WACOM·Filed 1995·Granted Jun 17, 1997·43 cites·23 claims
- 1158USD462686SComputer input deviceKABUSHIKIKAISHA WACOM·Filed 2002·Granted Sep 10, 2002·10 cites·1 claims
- 1248USD466114SCoordinate input deviceKABUSHIKIKAISHA WACOM·Filed 2002·Granted Nov 26, 2002·6 cites·1 claims
- 1348US5548392AOptical position detector having scale pattern spot-illuminated to increase resolutionKABUSHIKIKAISHA WACOM·Filed 1995·Granted Aug 20, 1996·14 cites·17 claims
- 1445US5371835AInductively coupled neural networkKABUSHIKIKAISHA WACOM·Filed 1992·Granted Dec 6, 1994·12 cites·9 claims
- 1543US5642164ALight spot position measuring apparatus having orthogonal cylindrical lensesKABUSHIKIKAISHA WACOM·Filed 1995·Granted Jun 24, 1997·10 cites·14 claims
- 1637US5444190ASensing unit for a position detecting apparatus and its manufacturing methodKABUSHIKIKAISHA WACOM·Filed 1992·Granted Aug 22, 1995·9 cites·9 claims
- 1736US5325398APulse count mode communication systemKABUSHIKIKAISHA WACOM·Filed 1990·Granted Jun 28, 1994·13 cites·21 claims
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