Issued Patents 2004
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6831258 | Heating device, method for evaluating heating device and pattern forming method | Kei Hayasaki, Shinichi Ito | 2004-12-14 |
| 6762553 | Substrate for light emitting device, light emitting device and process for production of light emitting device | Hiroshi Yokogawa, Tetsuo Tsutsui, Masaru Yokoyama, Kenji Tsubaki | 2004-07-13 |
| 6756609 | Semiconductor light receiving element provided with acceleration spacer layers between plurality of light absorbing layers and method for fabricating the same | Hiroaki Yoshidaya, Jun Hiraoka, Yuichi Sasaki | 2004-06-29 |
| 6740416 | Aerogel substrate and method for preparing the same | Hiroshi Yokogawa, Masaru Yokoyama, Kenji Tsubaki, Kenji Sonoda | 2004-05-25 |