Assignee

YAMAMOTO KATSUHISA

JP·2 granted patents·3 citations·filing 2007–2010

Technology mixG06F2 G09G1 H04M1 Y10S1

Top patents by PatentIndex Score

2 records

0156US8407375B2Information processing apparatus and information processing methodYAMAMOTO KATSUHISA·Filed 2007·Granted Mar 26, 2013·2 cites·12 claims
0250USRE43336EPortable electronic terminal apparatus having a plurality of displaysYAMAMOTO KATSUHISA·Filed 2010·Granted May 1, 2012·1 cites·45 claims

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