Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8668843 | M-C-N-O based phosphor | Kikuo Okuyama, Akihiro Yabuki, Takashi Ogi, Jun Takai, Hideharu Iwasaki | 2014-03-11 |
| 8652358 | Aluminum oxide phosphor and method for producing the same | Kikuo Okuyama, Yutaka KAIHATSU, Jun Takai, Hideharu Iwasaki | 2014-02-18 |
| 8562865 | Method of producing M-C-N-O based phosphor | Jun Takai, Hideharu Iwasaki, Kikuo Okuyama | 2013-10-22 |