Inventor · disambiguated record
Yasushi Sekizawa
Also filed as: SEKIZAWA YASUSHI
9 granted patents·2 pending applications·436 citations·filing 1995–2020
89Inventor score
Top patents by PatentIndex Score
11 records- 0186US6005555APosition detecting apparatus and method for detecting position pointing deviceWACOM CO LTD·Filed 1997·Granted Dec 21, 1999·142 cites·33 claims
- 0280US5748110AAngular input information system relative to a tablet for determining an incline angle of a pointer or stylusWACOM CO LTD·Filed 1995·Granted May 5, 1998·102 cites·22 claims
- 0370US6239789B1Position detecting method and apparatus for detecting a plurality of position indicatorsWACOM CO LTD·Filed 1998·Granted May 29, 2001·60 cites·37 claims
- 0468US5977959APosition pointing deviceWACOM CO LTD·Filed 1997·Granted Nov 2, 1999·53 cites·13 claims
- 0560US5675130APosition sensing method for use in coordinate input apparatusWACOM CO LTD·Filed 1995·Granted Oct 7, 1997·42 cites·21 claims
- 0659US5969296APosition pointing mechanism and method for position detecting apparatusWACOM CO LTD·Filed 1997·Granted Oct 19, 1999·37 cites·11 claims
- 0745US2016349915A1Specified Position Detection DeviceNEWCOM TECHNO INC·Filed 2014·Application pending·0 cites
- 0844US2015277601A1Specified position detection deviceTAHARA KENJI·Filed 2013·Application pending·0 cites
- 0943US12095281B2Wireless power feeding system having tuning adjustment circuitRAISONTECH INC·Filed 2020·Granted Sep 17, 2024·0 cites·42 claims
- 1040US12212152B2Wireless power feeding system, and power receiver having circular, spherical, or polyhedral shapeRAISONTECH INC·Filed 2020·Granted Jan 28, 2025·0 cites·8 claims
- 1139US12247728B2Wireless power feeding system having battery mounted device engaged with power receiving device with light unit mounted deviceAOI JAPAN CO LTD·Filed 2020·Granted Mar 11, 2025·0 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →