SA

Shigenobu Akiyama

Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
AT Agency Of Industrial Science And Technology: 1 patents #568 of 1,778Top 35%
Overall (All Time): #1,657,011 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5191405 Three-dimensional stacked LSI Yasuhiro Tomita, Yoshiyuki Takagi, Kenichi Yamazaki 1993-03-02
4596604 Method of manufacturing a multilayer semiconductor device Yasuaki Terui, Shin-ichi Ogawa 1986-06-24
4487635 Method of fabricating a multi-layer type semiconductor device including crystal growth by spirally directing energy beam Koichi Kugimiya, Genshu Fuse 1984-12-11