Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6864221 | Granules for carrying surfactant and method for producing the same | Hitoshi Takaya, Hiroki Yamaboshi, Yoichi Sugiyama, Hiroshi Kitagaito, Shu Yamaguchi +1 more | 2005-03-08 |
| 6849590 | Process for producing granules for supporting surfactant | Hiroki Yamaboshi, Teruo Kubota, Hitoshi Takaya, Hiroyuki Yamashita, Hideichi Nitta | 2005-02-01 |