HH

Haruyuki HIRAYAMA

KC Koyo Machine Industries Co.: 3 patents #3 of 86Top 4%
Overall (All Time): #1,493,773 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
9669511 Surface grinding method for workpiece Kazuhiro YUSOU 2017-06-06
8403731 Inclination angle adjusting device and workpiece attaching device Hirohisa Yamada, Yoshinori Nakanishi, Tomohiro Okamoto 2013-03-26
8403732 Inclination angle adjusting device and workpiece attaching device Hirohisa Yamada, Yoshinori Nakanishi, Tomohiro Okamoto 2013-03-26