RK

Ryuichi Kamiyama

UN Unicharm: 3 patents #250 of 624Top 45%
Overall (All Time): #1,504,316 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
9289333 Disposable diaper using elastic sheets Kaiyo Nakajima, Toshimitsu Baba 2016-03-22
9011401 Disposable diaper Toshimitsu Baba, Kaiyo Nakajima, Reiko Nitta 2015-04-21
7547815 Absorbent pad having zones with different flexibilities Naoto Ohashi, Tomomi Oku, Hikari Kawakami 2009-06-16