KI

Koshichi Ito

HC Hitachi Koki Co.: 1 patents #4 of 13Top 35%
📍 Hitachinaka, JP: #27 of 109 inventorsTop 25%
Overall (1982): #47,787 of 81,411Top 60%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4336847 Percussion drill Yoshihiko Watanabe 1982-06-29