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Assignee
ISHII SHIGEO
JP
2 patents
Top patents
by PatentIndex Score
US8669690B2
Mar 11, 2014
Piezolelectric sound-generating device
ISHII SHIGEO
4 citations
68
US9196816B2
Nov 24, 2015
Piezoelectric oscillation device with elastic body and touch panel having same
ISHII SHIGEO
0 citations
37