SH

Shigetaka Hosaka

MM Mitsubishi Mining: 1 patents #886 of 2,247Top 40%
SI Sumitomo Metal Industries: 1 patents #630 of 1,462Top 45%
Overall (All Time): #4,109,404 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4196523 Method of centering hollow cylindrical workpiece Kazuto Nagata, Hiroaki Himeno, Hironari Okitomo, Hiroshi Hatakeyama, Kazunori Tsuruta +4 more 1980-04-08