Inventor

IEZUMI KUMIKO

JP3 patents

Patents

3 patents

US7498725B2Mar 3, 2009

Piezoelectric ceramic composition and laminated piezoelectric element

TDK CORP13 citations80

US7528531B2May 5, 2009

Piezoelectric ceramic composition and laminated piezoelectric element

TDK CORP4 citations59

US7507347B2Mar 24, 2009

Piezoelectric ceramic composition and laminated piezoelectric element

TDK CORP1 citations49