Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6419731 | Nonchromate rust preventive agent for aluminum, method of rust prevention and rust-preventive aluminum products | Masashi Takahashi, Katsuyoshi Yamasoe | 2002-07-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6419731 | Nonchromate rust preventive agent for aluminum, method of rust prevention and rust-preventive aluminum products | Masashi Takahashi, Katsuyoshi Yamasoe | 2002-07-16 |