SO

Shin-ichi Ojika

TC Tokyo Gas Co.: 1 patents #144 of 412Top 35%
Overall (All Time): #2,237,758 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6060118 CVD method of manufacturing diamond crystal Takefumi Ishikura, Satoshi Yamashita, Hiroshi Kawarada 2000-05-09
5792556 Diamond crystal Takefumi Ishikura, Satoshi Yamashita, Hiroshi Kawarada 1998-08-11