HH

Hiroshi Hachiya

AK Asahi Kasei Kabushiki Kaisha: 2 patents #5 of 122Top 5%
Overall (2003): #29,834 of 273,478Top 15%
3
Patents 2003

Issued Patents 2003

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
RE38050 Polycarbonate comprising different kinds of bonding units and process for the preparation thereof Kyosuke Komiya, Miyuki Kazunori 2003-03-25
6512077 Polycarbonate-base flame-retardant resin composition Akira Miyamoto, Nobutsugu Nanba 2003-01-28
6506870 Polycarbonate resin for use in the production of a substrate for an optical information medium Shinya Kawasoe 2003-01-14