Inventor

HAYAKAWA YASUMASA

JP3 patents

Patents

3 patents

US7477173B2Jan 13, 2009

Combined AD/DA converting apparatus

SANYO ELECTRIC CO2 citations58

US7688691B2Mar 30, 2010

Signal processing apparatus and method for optical disk system

SANYO ELECTRIC CO2 citations55

US7592848B2Sep 22, 2009

Offset adjusting apparatus

SANYO ELECTRIC CO6 citations55