Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5665977 | Semiconductor light emitting device with defect decomposing and blocking layers | Akira Ishibashi, Satoshi Matsumoto, Masaharu Nagai, Satoshi Ito, Shigetaka Tomiya +1 more | 1997-09-09 |
| 5657336 | Semiconductor light-emitting device | Hiroyuki Okuyama, Akira Ishibashi, Eisaku Kato, Hiroshi Yoshida, Masakazu Ukita +2 more | 1997-08-12 |
| 5633514 | Semiconductor light emitting device with lattice-matching and lattice-mismatching | Masashi Shiraishi, Satoshi Ito, Akira Ishibashi, Masao Ikeda, Hiroyuki Okuyama +3 more | 1997-05-27 |