JH

Junzo Harada

IC Idemitsu Kosan Co.: 1 patents #13 of 55Top 25%
Overall (1989): #91,793 of 140,708Top 70%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4803123 Process for production of fibrous carbon material 1989-02-07