Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8425802 | Illuminating device and phosphor composite material | Shunsuke Fujita, Yoshio Umayahara, Masaru Iwao | 2013-04-23 |
| 8206613 | Phosphor composite material and phosphor composite member | Shunsuke Fujita, Yoshio Umayahara, Masaru Iwao | 2012-06-26 |
| 6309989 | Tin-borophosphate glass and sealing material | — | 2001-10-30 |