Inventor

OHIRA YASUO

JP3 patents

Patents

3 patents

US5316466AMay 31, 1994

Disc molding apparatus

TDK CORP13 citations72

US5092758AMar 3, 1992

Disc molding apparatus

TDK CORP16 citations72

US4511099AApr 16, 1985

Hub of a tape cassette

TDK CORP4 citations59