Issued Patents 2004
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6833667 | Organic electroluminescence element and image forming apparatus or portable terminal unit using thereof | Takafumi HAMANO, Hisanori Sugiura, Naohide Wakita, Hiroshi Yamaguchi, Tomohiko Sasano | 2004-12-21 |
| 6829209 | OBJECTIVE FOR OPTICAL DISK, OPTICAL HEAD DEVICE AND OPTICAL INFORMATION RECORDING/REPRODUCING APPARATUS BOTH COMPRISING THE SAME, MOLD FOR FORMING LENS, METHOD FOR MACHINING MOLD FOR FORMING LENS, AND SHAPE MEASURING INSTRUMENT | Michihiro Yamagata, Tomohiko Sasano | 2004-12-07 |
| 6807017 | Objective lens and optical head device | Tomohiko Sasano, Michihiro Yamagata | 2004-10-19 |
| 6775609 | Electronic control unit for vehicle having operation monitoring function and fail-safe function | Yoshifumi Ozeki, Yoshiharu Takeuchi, Takahiro Joko | 2004-08-10 |
| 6710671 | Nonreciprocal circuit device and method of fabricating the same | — | 2004-03-23 |