Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9318820 | Connector for multi-layered board | Toshihiro Niitsu | 2016-04-19 |
| 7866824 | Sealed lamp device and projector | Kei Yamaoka, Kazuya Terasaki, Katsuhiro Yamashita, Takashi Nasu | 2011-01-11 |
| 7425793 | Lamp cooling device and projection display apparatus | Kei Yamaoka, Kazuya Terasaki, Yukio Ito, Takuji Ohkubo, Hiroshi Hasegawa +5 more | 2008-09-16 |
| 6780262 | Multilayer disc manufacturing apparatus, and disc bonding method | Takeshi Yamasaki, Tomomi Yukumoto | 2004-08-24 |