YT

Yasuhumi Toyokawa

IC Ihara Chemical Industry Co.: 1 patents #13 of 39Top 35%
KC Kumiai Chemical Industry Co.: 1 patents #12 of 30Top 40%
Overall (1989): #41,676 of 140,708Top 30%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4832729 Picolinic acid derivatives and herbicidal compositions Masahiro Shigematsu, Hideo Ohi, Shoji Kusano, Takeshige Miyazawa, Satoru Takahashi +1 more 1989-05-23