SY

Sumio Yokota

IC Ihara Chemical Industry Co.: 3 patents #96 of 263Top 40%
KC Kumiai Chemical Industry Co.: 3 patents #97 of 284Top 35%
📍 Iwata, JP: #310 of 782 inventorsTop 40%
Overall (All Time): #1,632,459 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5877120 Nicotinic acid derivatives and herbicides Masahiro Miyazaki, Yoshihiro Ito, Nobuyuki Ohba, Nobuhide Wada, Shigehiko Tachikawa +1 more 1999-03-02
5770544 Condensed heterocyclic derivatives and herbicides Masafumi Matsuzawa, Nobuyuki Ohba, Toshihiro Nagata, Shigehiko Tachikawa, Takeshige Miyazawa +1 more 1998-06-23
5616537 Condensed heterocyclic derivatives and herbicides Masafumi Matsuzawa, Nobuyuki Ohba, Toshihiro Nagata, Shigehiko Tachikawa, Takeshige Miyazawa +1 more 1997-04-01