SN

Sueji Nagayama

HC Hitachi Koki Co.: 1 patents #557 of 888Top 65%
📍 Hitachinaka, JP: #1,699 of 2,447 inventorsTop 70%
Overall (All Time): #4,032,781 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4442878 Hand-held power tool with a mechanism Seki Moriguchi, Katsuo Koizumi 1984-04-17