Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8691741 | Liquid detergent composition | Hitoshi Ishizuka, Yoshiyuki Komatsu, Toshio Miyake | 2014-04-08 |
| 8426351 | Liquid softener composition or transparent or semitransparent liquid softener composition | Takahiro Osumi, Kazutaka Shiratsuchi, Noriaki Ushio, Kouji Ohsaki | 2013-04-23 |
| 7115548 | High-density detergent composition | Shu Yamaguchi, Hideichi Nitta, Kimihiro Mizusawa, Jun Kozuka, Toshiharu Noguchi +1 more | 2006-10-03 |
| 6534474 | Surfactant composition | Teruo Kubota, Hitoshi Takaya, Shu Yamaguchi, Hiroyuki Yamashita | 2003-03-18 |