HI

Hisao Ishiwata

TO Toshiba: 2 patents #606 of 2,688Top 25%
📍 Kamakura, JP: #628 of 1,212 inventorsTop 55%
Overall (All Time): #2,356,773 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4433230 Method of manufacturing a vacuum vessel provided with a radiation-permeable window Tetsu Sano, Takezou Yasuzuka, Tatsuo Simizu 1984-02-21
4331898 Image intensifier with two-layer input window Tatuo Shimizu, Tetsu Sano, Yoshimitsu Aramaki 1982-05-25