Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6290875 | Trivalent rare earth ion-containing aluminate phosphor, a method for producing the same and a light emitting device using the same | Teruaki Shigeta, Tomizo Matsuoka | 2001-09-18 |
| 6096243 | Method for producing a divalent europium-activated phosphor | Teruaki Shigeta, Tomizo Matsuoka, Toru Higashi | 2000-08-01 |