Issued Patents All Time
Showing 26–29 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5707891 | Method of manufacturing a light emitting diode | Tadasu Izumi, Yukari Inoguchi | 1998-01-13 |
| 5652178 | Method of manufacturing a light emitting diode using LPE at different temperatures | Tadasu Izumi, Yukari Inoguchi | 1997-07-29 |
| 5529938 | Method for producing light-emitting diode | Hiroshi Umeda, Hiroshi Tanaka, Yasuhiko Arai | 1996-06-25 |
| 4993713 | Game machine | — | 1991-02-19 |