Inventor · disambiguated record
Waldo L. Landmeier
Also filed as: LANDMEIER WALDO L
16 granted patents·888 citations·filing 1985–1998
95Inventor score
Top patents by PatentIndex Score
16 records- 0196US5381160ASee-through digitizer with clear conductive gridCALCOMP INC·Filed 1991·Granted Jan 10, 1995·315 cites·6 claims
- 0294US4659874AX-Y position sensorSANDERS ASSOCIATES INC·Filed 1985·Granted Apr 21, 1987·175 cites·3 claims
- 0380US5247138ACordless digitizer stylus status encoding and transmission schemeCALCOMP INC·Filed 1991·Granted Sep 21, 1993·88 cites·16 claims
- 0479US4806707A3-Dimensional digitizer penCALCOMP INC·Filed 1988·Granted Feb 21, 1989·71 cites·19 claims
- 0575US4734546ADigitizer system with loopback conductor gridCALCOMP INC·Filed 1987·Granted Mar 29, 1988·53 cites·27 claims
- 0668US4853497AShielding techique for digitizersCALCOMP INC·Filed 1988·Granted Aug 1, 1989·37 cites·5 claims
- 0765US5198623AMethod for use in a digitizer for determining pen tiltCALCOMP INC·Filed 1991·Granted Mar 30, 1993·43 cites·19 claims
- 0863US5274198APrinted conductive ink electrostatic shield for electromagnetic digitizersCAL COMP INC·Filed 1991·Granted Dec 28, 1993·43 cites·15 claims
- 0941US4831216ADigitizer system with intertwined loopback conductor gridCALCOMP INC·Filed 1988·Granted May 16, 1989·11 cites·30 claims
- 1040US5856639APointer position detection system using a signal processor in the pointerCALCOMP INC·Filed 1995·Granted Jan 5, 1999·11 cites·2 claims
- 1138US5326940ADynamically-adjustable scanning rate in digitizersCALCOMP INC·Filed 1992·Granted Jul 5, 1994·11 cites·12 claims
- 1237US6118084APointer position detection systemFiled 1998·Granted Sep 12, 2000·8 cites·19 claims
- 1335US4873399AInk-on-glass digitizer tablet and method of constructionCALCOMP INC·Filed 1988·Granted Oct 10, 1989·5 cites·13 claims
- 1434US5345044ACordless digitizer using electromagnetic locating signalsCALCOMP INC·Filed 1991·Granted Sep 6, 1994·6 cites·21 claims
- 1533US5714720AHigh efficiency passive pointer digitizer systemCALCOMP INC·Filed 1995·Granted Feb 3, 1998·6 cites·3 claims
- 1633US5235142APhase reference system for cordless looping digitizerCALCOMP INC·Filed 1991·Granted Aug 10, 1993·5 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →