Inventor
KOSHITA AKIO
JP5 patents
Patents
5 patentsUS9552839B2Jan 24, 2017
Optical recording medium and manufacturing method of the same
SONY CORP4 citations71
US7224665B2May 29, 2007
Optical recording medium its manufacturing method and injection molding apparatus
SONY CORP2 citations61
US8029262B2Oct 4, 2011
Lubricant composition and article, disk molding stamper, disk molding apparatus, disk forming method, method of forming lubrication coating
SONY CORP2 citations58
US10950269B2Mar 16, 2021
Optical recording medium and method for manufacturing the same
SONY CORP0 citations49
US7700011B2Apr 20, 2010
Disk forming method
SONY CORP1 citations48