KO

Katsuyuki Otsuka

DJ Doryokuro Kakunenryo Kaihatsu Jigyodan: 2 patents #1 of 20Top 5%
Overall (1982): #11,350 of 81,411Top 15%
2
Patents 1982

Issued Patents 1982

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4343426 Method of fabricating an annular tank Akio Todokoro, Yoshiharu Takahashi, Kazuhito Hiroe, Yoshinobu Ishikawa 1982-08-10
4338102 Device for removing radioactive particles in moist gas Hiroaki Miyo 1982-07-06