YM

Yoshihiro Morioka

Sumitomo Electric Industries: 2 patents #257 of 1,892Top 15%
📍 Kochi, JP: #2 of 3 inventorsTop 70%
Overall (1994): #15,587 of 165,921Top 10%
2
Patents 1994

Issued Patents 1994

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5335125 Video signal magnetic recording and reproducing apparatus Etsuto Nakatsu, Masaaki Kobayashi 1994-08-02
5317412 Video tape recorder for recording and reproducing high-definition video signal and audio signal 1994-05-31