KI

Keiichi Ishimitsu

NC Nippon Soda Co.: 1 patents #1 of 16Top 7%
Overall (1989): #88,651 of 140,708Top 65%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4882431 Oxa(thia)zolidine derivatives Hiroyuki Imagawa, Tomio Yamada, Michihiko Matsuda, Yukio Kitagawa 1989-11-21