Inventor

MOROHOSHI YUKINORI

JP2 patents

Patents

2 patents

US5583944ADec 10, 1996

Speaker

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD38 citations86

US7118649B2Oct 10, 2006

Device and method for manufacturing speaker diaphragm, the diaphragm, and speaker

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD3 citations60