KH

Kiyoharu Hirao

DC Daihachi Chemical Industry Co.: 1 patents #1 of 4Top 25%
Overall (2004): #175,365 of 270,089Top 65%
1
Patents 2004

Issued Patents 2004

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6706907 Method of purifying organic phosphoric ester Masasuke Oda 2004-03-16