KO

Katsumasa Okawa

NC Nihon Nohyaku Co.: 3 patents #68 of 243Top 30%
Overall (All Time): #1,303,535 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
4863504 Cyclohexadione derivatives, selective herbicidal compositions as well as herbicidal method Hiroshi Hamaguchi, Tetsuji Ohshima, Eiji Kohno, Hideo Takaishi, Tsutomu Mabuchi 1989-09-05
4398943 Triazolinone derivative and herbicidal use thereof Mitsuru Kajioka, Kuniaki Taninaka 1983-08-16
4334914 Benzoate derivative, method of preparing the same and use thereof as a herbicide Kunikazu Hiraga, Kenichi Ikeda, Masanori Hikawa 1982-06-15
4318731 .DELTA..sup.2 -1,2,4-triazolin-5-one derivatives and herbicidal usage thereof Mitsuru Kajioka, Hitoshi Kurono, Tatsuo Harada 1982-03-09