Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5429881 | Surface treated aluminum or aluminum alloy material | Masamichi Aono, Toshihiro Chikada, Souichi Hayashi, Asao Mochizuki, Hiroshi Sato +7 more | 1995-07-04 |
| 5389453 | Aluminum alloy material having a surface of excellent zinc phosphate processability | Kikurou Toyose, Hideo Fujimoto, Akihiro Tsuruno, Masao Takemoto, Eiki Usui +3 more | 1995-02-14 |
| 5169726 | Surface treated materials of excellent adhesion for painting layer, corrosion resistance after painting, and press formability, as well as a method of manufacturing them | Hiroshi Sato, Kouki Ikeda, Jun Hisamoto | 1992-12-08 |