RH

Ryotaro Hirano

NC Nippon Petrochemicals, Co.: 1 patents #17 of 44Top 40%
Overall (1989): #59,864 of 140,708Top 45%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4827065 Method of producing p-isobutylstyrene and a starting compound therefor Isoo Shimizu, Yasuo Matsumura, Hideki Nomura, Kazumichi Uchida, Atsushi Sato 1989-05-02