KN

Koichi Nakagawa

NC Nippon Shokubai Kagaku Kogyo Co.: 1 patents #11 of 91Top 15%
SC Seitetsu Kagaku Co.: 1 patents #8 of 22Top 40%
Overall (1989): #21,899 of 140,708Top 20%
2
Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4851547 Method for production of maleimides Yuichi Kita, Kentaro Sakamoto, Akio Fukui, Masao Baba, Yoichi Nakagawa 1989-07-25
4807615 Method for anesthetizing aquatic animals Kazunori Imura 1989-02-28