TH

Tetsuo Hamada

AC Asahi Kasei Kogyo Co.: 3 patents #207 of 1,395Top 15%
Overall (All Time): #1,641,830 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5852156 Polycarbonate composition Hiroshi Hachiya, Kyosuke Komiya 1998-12-22
5283282 Polyamide composition Sadayuki Yakabe, Akira Ito 1994-02-01
4885340 High impact polyamide composition Junichi Nakahashi, Ryoichi Nakai 1989-12-05