Membership
Tour
Register
Log in
Kunizho Ogoshi
Follow
Person
Saitama, JP
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Method for producing optical information recording disk
Patent number
4,836,890
Issue date
Jun 6, 1989
Pioneer Electronic Corporation
Yasushi Murata
G11 - INFORMATION STORAGE