TM

Takayoshi Matsuzaka

SO Sony: 1 patents #17,262 of 25,231Top 70%
Overall (All Time): #3,983,332 of 4,157,543Top 100%
1
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4698714 Flexible magnetic disc cassette Kokichi Sugawara 1987-10-06