Issued Patents 1997
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D383773 | Electronic calculator | Hidetoshi Tamaki | 1997-09-16 |
| 5665977 | Semiconductor light emitting device with defect decomposing and blocking layers | Akira Ishibashi, Satoshi Matsumoto, Masaharu Nagai, Shigetaka Tomiya, Kazushi Nakano +1 more | 1997-09-09 |
| 5640409 | Semiconductor laser | Toyoharu Ohata, Akira Ishibashi, Norikazu Nakayama | 1997-06-17 |
| 5633514 | Semiconductor light emitting device with lattice-matching and lattice-mismatching | Masashi Shiraishi, Kazushi Nakano, Akira Ishibashi, Masao Ikeda, Hiroyuki Okuyama +3 more | 1997-05-27 |
| 5597740 | Semiconductor display device and a method of fabricating the same | Futoshi Hiei, Akira Ishibashi, Atsushi Toda, Norikazu Nakayama | 1997-01-28 |