Takayuki Okamura

IC Idemitsu Petrochemical Co.: 1 patents #7 of 54Top 15%

KC Kuraray Co.: 1 patents #30 of 109Top 30%

📍 Yokkaichi, JP: #21 of 86 inventorsTop 25%

Overall (1989): #52,577 of 140,708Top 40%

Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4833217	Polycarbonate resin composition	Keishiro Igi, Shunro Taniguchi, Masao Ishii, Yoshifumi Murata, Shinichi Yokota +3 more	1989-05-23