P

Inventor

OKAZAKI YUKINORI

JP11 patents
⚠️ This page may combine multiple inventors who share the name “OKAZAKI YUKINORI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD

10 patents
US5896364AApr 20, 1999

Optical recording medium having both serial data and random data recording areas

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD45 citations92
US5808995ASep 15, 1998

Disk information reading control apparatus having a variable read transfer speed and a disk information reading control method

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD28 citations92
US5321673AJun 14, 1994

Partial ROM type optical disk and its recording and reproducing apparatus

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD49 citations91
US6223302B1Apr 24, 2001

Information recording/reproducing unit and information recording/reproducing data

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD15 citations83
US5831947ANov 3, 1998

Automatic medium changing apparatus using an automatic regulator according to the disk type

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD9 citations73
US5757759AMay 26, 1998

Optical disk data recording and reproduction with opposed polarity in adjacent tracks

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD11 citations73
US5216646AJun 1, 1993

Tracking system in recording/reproducing apparatus

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD12 citations73
US5229983AJul 20, 1993

Bias magnetic field generating apparatus for magneto-optical recording and reproducing system

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD6 citations72
US5357493AOct 18, 1994

Magneto-optic memory device for overwriting information on magneto-optic recording medium by using a pair of light spots without using an external magnetic field

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD12 citations65
US5420835AMay 30, 1995

Magneto-optic disk apparatus

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD0 citations41

RICOH KK

1 patent