HA

Hisashi Akamatsu

KC Kuraray Co.: 2 patents #662 of 1,827Top 40%
PI Pola Chemical Industries: 2 patents #52 of 199Top 30%
Overall (All Time): #2,062,831 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8912172 Skin external preparation containing triterpenic acid Masashi Suzuki, Yuji Sakai 2014-12-16
8563618 Skin external preparation having excellent stability Masashi Suzuki, Yuji Sakai 2013-10-22