JM

Junichiro Migita

OC Onoda Cement Co.: 1 patents #3 of 18Top 20%
Overall (1989): #34,100 of 140,708Top 25%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4807530 Expansive demolition agent Shiro Ishii, Hachiro Kubota, Toshiharu Hida 1989-02-28