Inventor

SAKAGUCHI AKIHIRO

JP7 patents

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

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD

2 patents

US6449232B1Sep 10, 2002

Disk type determination method

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD44 citations91

US5864524AJan 26, 1999

Lens actuator for dual lens optical disk apparatus having lens mounting base stopper and selected lens sensor

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD23 citations90

PANASONIC CORP

2 patents

US7745770B2Jun 29, 2010

Light intensity controller and optical pickup device

PANASONIC CORP0 citations40

US7701826B2Apr 20, 2010

Optical disk drive with temperature based control of RF superimposed current

PANASONIC CORP0 citations39

MATUSHITA ELECTRIC IND CO LTD

1 patent

US6014361AJan 11, 2000

Beam expander to change an elliptical light beam emitted from a laser source to a circular light beam

MATUSHITA ELECTRIC IND CO LTD16 citations80

BRIDGESTONE CORP

1 patent

US4943332AJul 24, 1990

Method for production of liquid center ball for golf ball

BRIDGESTONE CORP21 citations72

PANASONIC IP MAN CO LTD

1 patent

US11797592B2Oct 24, 2023

Document classification method, document classifier, and recording medium

PANASONIC IP MAN CO LTD0 citations40