Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8330340 | Light emitting device, plasma display panel, and plasma display device | Izumi Toyoda, Kenji Hasegawa | 2012-12-11 |
| 5013975 | Electrodeless discharge lamp | Shin Ukegawa, Masaki Shinomiya, Tadao Uetsuki, Koichi Kobayashi | 1991-05-07 |
| 4864194 | Electrodeless discharge lamp device | Koichi Kobayashi, Masaki Shinomiya, Tsutomu Kobayashi, Shin Ukegawa | 1989-09-05 |