P

Inventor

KURODA NAOMITSU

JP6 patents
⚠️ This page may combine multiple inventors who share the name “KURODA NAOMITSU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HITACHI LTD

3 patents
US6567352B1May 20, 2003

Objective lens driving device and optical disc apparatus using the same

HITACHI LTD14 citations91
US6195314B1Feb 27, 2001

Objective lens driving device and optical disc apparatus using the same

HITACHI LTD25 citations91
US6680883B2Jan 20, 2004

Objective lens driving device and optical disc apparatus using the same

HITACHI LTD9 citations72

HITACHI MEDIA ELECTRON KK

2 patents
US7995450B2Aug 9, 2011

Optical element feeding device and optical pickup unit using the same

HITACHI MEDIA ELECTRON KK4 citations60
US7675832B2Mar 9, 2010

Optical element feeding device driving method and optical disk apparatus

HITACHI MEDIA ELECTRON KK1 citations48

KINOSHITA YASUSHI

1 patent
US8087038B2Dec 27, 2011

Optical pickup having thermal expansion compensation

KINOSHITA YASUSHI0 citations40