Issued Patents 2005
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6960878 | Light emitting diode, optical semiconductor element and epoxy resin composition suitable for optical semiconductor element and production methods therefor | Kazuhiko Sakai, Yuji Okada, Toshihiko Umezu | 2005-11-01 |