AN

Akio Nakagama

KT Kabushiki Kaisha Toshiba: 1 patents #13,537 of 21,451Top 65%
Overall (All Time): #3,855,503 of 4,157,543Top 95%
1
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5132767 Double gate GTO thyristor Tsuneo Ogura, Katsuhiko Takigami, Tomokazu Domon 1992-07-21