AT

Akitoshi Tsunoka

HI Hitachi: 1 patents #17,742 of 28,497Top 65%
📍 Kamakura, JP: #813 of 1,212 inventorsTop 70%
Overall (All Time): #3,926,417 of 4,157,543Top 95%
1
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4825305 Apparatus for recording and reproducing digital using dynamic range compression Shigeyuki Itoh, Yoshizumi Watatani 1989-04-25