HA

Hisayoshi Asahino

SC Sanyo Electric Co.: 1 patents #3,644 of 6,347Top 60%
Overall (All Time): #3,896,569 of 4,157,543Top 95%
1
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4903255 Optical recording disc Syoji Sugaya, Toshihiro Rokujo 1990-02-20