Issued Patents 2004
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6830992 | Method for manufacturing a gallium nitride group compound semiconductor | Katsuhide Manabe, Hisaki Kato, Michinari Sassa, Norikatsu Koide, Shiro Yamazaki +2 more | 2004-12-14 |
| 6818691 | Non-drying sealer composition | Masato Kawamura | 2004-11-16 |
| 6730942 | Light emitting apparatus | Masato Kawamura, Kanae Matsumura, Takemasa Yasukawa | 2004-05-04 |
| 6680490 | Light-emitting device | Takemasa Yasukawa, Yasuji Ozaki, Kenichi Watanabe, Satoshi Honda, Tsutomu Yokota | 2004-01-20 |