Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6229834 | Led display device | Katsuhiko Nisitani, Masayuki Ishikawa, Ryo Saeki, Takafumi Nakamura, Masanobu Iwamoto | 2001-05-08 |
| 5744828 | Semiconductor light emitting device with blocking layer | Hideki Nozaki, Yasuo Idei, Katsuhiko Nishitani | 1998-04-28 |
| 5732098 | LED display device | Katsuhiko Nisitani, Masayuki Ishikawa, Ryo Saeki, Takafumi Nakamura, Masanobu Iwamoto | 1998-03-24 |
| 5639674 | Semiconductor light-emitting element and method for manufacturing therefor | Hideki Nozaki | 1997-06-17 |
| 5488235 | Semiconductor light-emitting element and method for manufacturing therefor | Hideki Nozaki | 1996-01-30 |