Inventor

OTSUKA NAOTAKA

JP3 patents

Patents

3 patents

US6868055B2Mar 15, 2005

Optical pickup

SHARP KK26 citations91

US7106682B2Sep 12, 2006

Optical pickup

SHARP KK6 citations72

US7649825B2Jan 19, 2010

Splitting element, light emitter, and optical pickup apparatus

SHARP KK7 citations61