Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6248181 | Composition and method for hydrophilic treatment of aluminum or aluminum alloy | Tomohiro Osako, Hiroki Kojima | 2001-06-19 |
| 6059896 | Composition and process for treating the surface of aluminiferous metals | Ryoji Ehara, Tomoyuki Aoki | 2000-05-09 |
| 5904784 | Composition and method for treating the surface of aluminiferous metals | Yasuo Iino, Toshihiro Ikeda | 1999-05-18 |
| 5750198 | Composition and process for prepainting treatment of plastics | Osamu Furuyama, Kazunari Hamamura | 1998-05-12 |