NO

Naoki Oyanagi

SK Showa Denko K.K.: 4 patents #353 of 1,736Top 25%
RI Riken: 1 patents #679 of 1,824Top 40%
SD Showa Denko: 1 patents #231 of 593Top 40%
Overall (All Time): #1,022,293 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
7993453 Method for producing silicon carbide single crystal Tomohiro Syounai, Yasuyuki Sakaguchi 2011-08-09
7455730 Method for growth of silicon carbide single crystal, silicon carbide seed crystal, and silicon carbide single crystal 2008-11-25
7371281 Silicon carbide single crystal and method and apparatus for producing the same Yasuyuki Sakaguchi, Atsushi Takagi 2008-05-13
6699105 Method and apparatus for cutting and grinding single crystal SiC Hitoshi Ohmori, Yutaka Yamagata, Nobuhide Itoh, Nobuyuki Nagato, Kotaro Yano 2004-03-02
6336971 Method and apparatus for producing silicon carbide single crystal Nobuyuki Nagato, Kunio Komaki, Isamu Yamamoto, Shigehiro Nishino 2002-01-08