Inventor

ANZAI JOUJI

JP7 patents

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

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD

6 patents

US5905255AMay 18, 1999

Objective lens driver

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD60 citations95

US6798723B2Sep 28, 2004

Optical pickup head and information recording/reproducing device

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD15 citations84

US6873588B1Mar 29, 2005

Converging element, optical head, and apparatus and method of optically recording and reproducing information

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD13 citations83

US7123553B2Oct 17, 2006

Lens support mechanism, optical head device and optical information processor

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD2 citations62

US6920102B2Jul 19, 2005

Converging element, optical head, and apparatus and method of optically recording and reproducing information

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD2 citations62

US6859428B2Feb 22, 2005

Converging element, optical head, and apparatus and method of optically recording and reproducing information

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD4 citations62

HAYASHI HIDEKI

1 patent

USRE43126EJan 24, 2012

Optical pickup head and information recording/reproducing device

HAYASHI HIDEKI0 citations52