Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6835241 | Surface treatment for copper foil | Masashi Kumagai, Fumiaki Akase | 2004-12-28 |
| 6710181 | Imidazole/organic monocarboxylic acid salt derivative reaction product, method for producing the same, and surface treatment agent, resin additive and resin composition using the same | Masashi Kumagai | 2004-03-23 |