Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6456760 | Optical signal processing apparatus and optical signal processing method | Takashi Kurokawa, Hiroyuki Tsuda, Katsunari Okamoto, Kazunori Naganuma, Hirokazu Takenouchi | 2002-09-24 |
| 6395447 | Resist material and fabrication method thereof | Toshiaki Tamamura, Hiroshi Nozawa, Kenji Kurihara | 2002-05-28 |