Inventor
KATABAMI KOICHIRO
JP3 patents
Patents
3 patentsUS5528002AJun 18, 1996
Noiseproof digitizing apparatus with low power cordless pen
PENTEL KK219 citations95
US6400359B1Jun 4, 2002
Apparatus for detecting an approaching conductor, or an approach point of a conductor and an electrostatic capacity type touch panel apparatus
PENTEL KK130 citations94
US6373474B1Apr 16, 2002
Real contact type touch panel apparatus
PENTEL KK94 citations94