MU

Masaru Ushio

NO Nippon Oil: 1 patents #15 of 58Top 30%
Overall (1989): #78,249 of 140,708Top 60%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4836914 Method for removing iron content in petroleum series mineral oil therefrom Akira Inoue, Toru Morita, Yasuyuki Oishi, Hisao Sakoda 1989-06-06