MS

Manabu Sugai

Sumitomo Electric Industries: 2 patents #9,741 of 21,551Top 50%
Overall (All Time): #2,354,831 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4541589 Magnetic recording and reproducing apparatus Yasuyoshi Kagohashi, Hiroshi Aoki 1985-09-17
4227226 Cassette tape player Takashi Tashiro, Akira Matsumoto 1980-10-07