Toshifumi Watanabe

Follow

Person

Nagahama, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Magnetic recording medium comprising a polyethylene-2,6-naphthalate...
- Patent number 5,364,684
- Issue date Nov 15, 1994
- Diafoil Hoechst Company, Limited
- Seiji Sakamoto
- G11 - INFORMATION STORAGE