Inventor

NIIKAWA TOMOHIKO

2 patents

Patents

2 patents

US4927580AMay 22, 1990

Method for manufacturing electronic device including a vibration generating element

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD24 citations86

US4019072AApr 19, 1977

Piezoelectric pressure sensor

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD17 citations70