Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5496590 | Composition for treating copper and copper alloy surfaces and method for the surface treatment | Yoshiro Maki, Toshiko Nakagawa, Yoshiaki Furukawa, Minoru Outani, Takashi Haruta +1 more | 1996-03-05 |
| 5476947 | Benzimidazole derivative and composition for treating copper and copper alloy surfaces comprising the same | Yoshiro Maki, Yoshiaki Furukawa | 1995-12-19 |
| 5435860 | Benzimidazole derivative and composition for treating copper and copper alloy surfaces comprising the same | Yoshiro Maki, Yoshiaki Furukawa | 1995-07-25 |