YK

Yoshiki Kohno

NO Nippon Oil: 1 patents #15 of 58Top 30%
Overall (1989): #40,912 of 140,708Top 30%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4812262 Fire-retardant electric device Akira Shinzawa 1989-03-14