Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5382295 | Method for cleaning aluminum and aluminum alloys | Tomoyuki Aoki | 1995-01-17 |
| 5336425 | Acidic aluminum cleaner containing an oxidant and a nonionic surfactant stabilized by a glycol | Tomoyuki Aoki, Yasuo Iino, Shinichiro Asai | 1994-08-09 |
| 4980076 | Fluoride and chromium free acid etchant rinse for aluminum | Shigeo Tanaka, Tomoyuki Aoki, Yasuo Iino | 1990-12-25 |