YH

Yoshifumi Hiramatsu

IC Idemitsu Kosan Co.: 1 patents #34 of 95Top 40%
Overall (1994): #48,930 of 165,921Top 30%
1
Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5302281 Method for catalytic cracking of petroleum hydrocarbons Eiji Iwamatsu, Yasushi Wakushima 1994-04-12