NO

Norimasa Oda

JR Japan Synthetic Rubber: 1 patents #4 of 49Top 9%
TW The Japan Steel Works: 1 patents #1 of 18Top 6%
Overall (1982): #40,633 of 81,411Top 50%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4332932 Method for producing a rubber melt in a temperature-controlled screw extruder Kunihiro Harada, Kiyoshi Kasai, Yoshiki Maki 1982-06-01