Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8062549 | Phosphor and manufacturing method therefore, and light emission device using the phosphor | Akira Nagatomi, Kenji Sakane | 2011-11-22 |
| 7909908 | Method of improving the weatherability of copper powder | Koji Hirata | 2011-03-22 |