Issued Patents 2004
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6835940 | Radiation image conversion panel | Osamu Morikawa | 2004-12-28 |
| 6774405 | Light-emitting device | Takemasa Yasukawa, Hideki Omoya, Koji Tsukagoshi, Tsutomu Yokota | 2004-08-10 |
| 6730919 | Radiation image conversion panel | Takehiko Shoji | 2004-05-04 |
| 6680490 | Light-emitting device | Takemasa Yasukawa, Akira Mabuchi, Yasuji Ozaki, Kenichi Watanabe, Tsutomu Yokota | 2004-01-20 |