Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7985392 | Cake of easily dispersible precipitated silica | Kenji Fukunaga, Kentaro Fukuda | 2011-07-26 |
| 6946893 | Level shift circuit and semiconductor integrated circuit | Toshiro Takahashi | 2005-09-20 |
| 6774695 | Level shift circuit and semiconductor integrated circuit | Toshiro Takahashi | 2004-08-10 |