ST

Susumu Tohata

KG Kabushiki Kaisha Gakushukenkyusha: 1 patents #3 of 12Top 25%
Overall (All Time): #3,966,363 of 4,157,543Top 100%
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Patent #TitleCo-InventorsDate
4636050 Reflection type overhead projector Kunio Numata 1987-01-13