Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8168573 | Lubricating oil composition | Keiichi Moriki, Eiji Nagatomi, Kenji Ueno, Koji Saito, Kiyonari Ishikawa | 2012-05-01 |
| 7538439 | Multi-chip semiconductor device with high withstand voltage, and a fabrication method of the same | Yasuhiro Takamori | 2009-05-26 |
| 7399660 | Multi-chip semiconductor device with high withstand voltage, and a fabrication method of the same | Yasuhiro Takamori | 2008-07-15 |