YS

Yukifumi Sakai

TC Toshiba Ceramics Co.: 1 patents #190 of 458Top 45%
📍 Hadano, JP: #439 of 1,025 inventorsTop 45%
Overall (All Time): #2,308,011 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5098675 Silicon single crystal pull-up apparatus Shuitsu Matsuo, Kazuo Ito, Masayuki Saito, Yoshihisa Wada 1992-03-24
4771021 Semi-conductor diffusion furnace components Teruyasu Tamamizu, Hiroshi Tashiro 1988-09-13