RI

Ryoko Iizuka

YH Yakult Honsha: 2 patents #102 of 410Top 25%
Overall (All Time): #2,083,372 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8088369 Anti-wrinkle agent Naoki Izawa, Toshiro Sone, Katsuyoshi Chiba 2012-01-03
7090875 External skin preparations and process for producing the same Kouji Miyazaki, Satoshi Yoshikawa, Takashi Kinoshita, Naohito Saito, Katsuyoshi Chiba +1 more 2006-08-15