HH

Hirohiko Hanada

KA Kao: 3 patents #1,053 of 3,221Top 35%
Overall (All Time): #1,602,888 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6818606 Article for use in washing in sheet form Nobuyoshi Yamaguchi, Kazutoshi Ide, Hiroyuki Saijo, Hiromitsu Hayashi, Hiroyuki Yamashita 2004-11-16
6699826 Sheet-form laundering article Hiroyuki Saijo, Hiromitsu Hayashi, Katsuhiko Kasai, Kazutoshi Ide 2004-03-02
6465407 Sheetlike article for washing Hiromitsu Hayashi, Hiroyuki Saijo, Toshiki Nishi, Shinji Nakao 2002-10-15