TY

Toshiyuki Yamazaki

Tdk: 1 patents #47 of 189Top 25%
SO Sony: 1 patents #385 of 1,361Top 30%
Overall (1997): #21,063 of 185,788Top 15%
2
Patents 1997

Issued Patents 1997

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5689385 Recording and/or reproducing apparatus having tape travel direction control arrangement which prevents tape slippage and slack generation Toshinari Koguchi, Mitsunori Matsumura 1997-11-18
5640136 Voltage-dependent nonlinear resistor Masatada Yodogawa, Hitomi Naitou, Masahito Furukawa, Dai Matsuoka 1997-06-17