KS

Keishi Shimokawa

KA Kao: 3 patents #1,053 of 3,221Top 35%
Overall (All Time): #1,553,495 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
8207367 Method for producing polymerizable phosphate ester Minoru Kurata 2012-06-26
6462110 Concrete admixture Haruyuki Satoh, Haruya Mino, Tatsuo Izumi 2002-10-08
6168719 Method for the purification of ionic polymers Takuya Imaki, Jun Shida, Naoki Nojiri, Shinobu Hiramatsu 2001-01-02