Inventor
SEKIZAWA YASUSHI
JP9 patents
⚠️ This page may combine multiple inventors who share the name “SEKIZAWA YASUSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
WACOM CO LTD
6 patentsUS6005555ADec 21, 1999
Position detecting apparatus and method for detecting position pointing device
WACOM CO LTD142 citations97
US5748110AMay 5, 1998
Angular input information system relative to a tablet for determining an incline angle of a pointer or stylus
WACOM CO LTD102 citations97
US6239789B1May 29, 2001
Position detecting method and apparatus for detecting a plurality of position indicators
WACOM CO LTD60 citations95
US5977959ANov 2, 1999
Position pointing device
WACOM CO LTD53 citations95
US5969296AOct 19, 1999
Position pointing mechanism and method for position detecting apparatus
WACOM CO LTD37 citations92
US5675130AOct 7, 1997
Position sensing method for use in coordinate input apparatus
WACOM CO LTD42 citations91