HK

Hirotoshi Katsuoka

MI Mitsui Toatsu Chemicals, Incorporated: 2 patents #607 of 1,543Top 40%
📍 Yokohama, JP: #469 of 480 inventorsTop 100%
Overall (All Time): #2,312,335 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5157097 Polyamide-imide resins and production thereof Hiroshi Takayanagi, Hiromi Nakano, Masumi Ookita, Akihiro Yamaguchi, Masahiko Asano 1992-10-20
4921933 Aromatic polyamide molded article having storage modulus Masanori Osawa, Kohei Shizuka, Masahiro Kouno, Akio Matsuyama, Kazumi Mizutani 1990-05-01