Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10316249 | Method for producing beta-sialon fluorescent material | Motoharu Morikawa, Kenichi Aoyagi, Shoji Hosokawa | 2019-06-11 |
| 10190044 | Method for producing β-sialon fluorescent material | Shoji Hosokawa, Motoharu Morikawa, Tadayoshi Yanagihara, Kenichi Aoyagi | 2019-01-29 |