KK

Katsutoshi Kojima

KA Kao: 1 patents #1,961 of 3,221Top 65%
Overall (All Time): #3,975,731 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4670575 Process for purification of phosphoric mono esters Tomihiro Kurosaki, Junya Wakatsuki, Hisakazu Furugaki 1987-06-02