YM

Yoshihisa Machida

KK Kureha Kagaku Kogyo K.K.: 1 patents #8 of 22Top 40%
Overall (1989): #40,836 of 140,708Top 30%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4804788 Preparation process of 4,4-dihydroxybiphenyl Yutaka Konai, Tadashi Nakamura, Takayuki Tanonaka, Kazuo Yoshida 1989-02-14