KA

Kyoichi Aizawa

MM Mitsubishi Mining: 1 patents #886 of 2,247Top 40%
Overall (All Time): #3,819,219 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5193405 Underwater mobile type inspection system Takeo Oomichi, Yukio Hukagawa, Kazuto Sawaragi, Kiyoshi Tachibana, Junji Nakayama +3 more 1993-03-16