KW

Kazuhiko Watanuki

AC Alps Electric Co.: 2 patents #822 of 2,177Top 40%
📍 Nagaoka, JP: #84 of 243 inventorsTop 35%
Overall (All Time): #2,318,205 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5037593 Method for fabricating core slider for a magnetic head Shinichi Okuyama, Kouji Yamazaki, Koichi Yaba, Akio Kishimoto, Ken-ichi Toyoshima +1 more 1991-08-06
4951381 Method of manufacturing a magnetic head slider Koji Yamazaki, Shinichi Okuyama, Ken-ichi Toyoshima 1990-08-28