Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8003011 | β type sialon fluorescent substance | Naoto Hirosaki, Masahiro Ibukiyama | 2011-08-23 |
| 7906040 | α-Sialon, α-sialon phosphor and method for producing the same | Mamoru Mitomo, Naoto Hirosaki, Masahiro Ibukiyama | 2011-03-15 |