Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6465809 | Bonding type semiconductor substrate, semiconductor light emitting element, and preparation process thereof | Kazuyoshi Furukawa, Shunji Yoshitake | 2002-10-15 |
| 6373069 | Method for evaluating an epitaxial wafer for a light emitting device, recording medium readable by a computer and epitaxial wafer for a light emitting device | Shoichi Washizuka | 2002-04-16 |