KY

Keiji Yoshikawa

MM Mitsubishi Mining: 1 patents #886 of 2,247Top 40%
Overall (All Time): #2,304,191 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5242224 Temperature monitoring unit Shunsuke Yoshioka, Kenichi Hisamatsu, Shozo Kaneko, Nobuya Watanabe 1993-09-07
4566163 Automatic supervisory system for a warper Syozaburo Makino, Tukayo Nakasho 1986-01-28