TO

Takafumi Ohkawa

DC Daihachi Chemical Industry Co.: 2 patents #10 of 56Top 20%
📍 Ebeye: #1,994 of 4,528 inventorsTop 45%
Overall (All Time): #2,205,250 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6613928 Process for the preparation of condensed phosphoric esters Shin Nakamura, Kazuo Noguchi, Taku Fujisawa 2003-09-02
6605736 Process for the preparation of condensed phosphoric esters Shin Nakamura, Kazuo Noguchi, Taku Fujisawa 2003-08-12