Inventor

DEGAWA MIKIO

JP2 patents

Patents

2 patents

US7172344B2Feb 6, 2007

Optical filter module and manufacturing method thereof

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD7 citations71

US7044649B2May 16, 2006

Optical filter module, and manufacturing method thereof

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD2 citations56