Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5687842 | Compact disc lower case | — | 1997-11-18 |
| 5665977 | Semiconductor light emitting device with defect decomposing and blocking layers | Akira Ishibashi, Masaharu Nagai, Satoshi Ito, Shigetaka Tomiya, Kazushi Nakano +1 more | 1997-09-09 |