Issued Patents 2004
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6803122 | EL device | Yukihiko Shirakawa, Masashi Miwa, Yoshihiko Yano | 2004-10-12 |
| 6800322 | Method of making a composite substrate | Taku Takeishi, Jun Hagiwara, Suguru Takayama | 2004-10-05 |
| 6797413 | Composite substrate and EL device using the same | Taku Takeishi, Suguru Takayama, Yoshihiko Yano | 2004-09-28 |
| 6793962 | EL phosphor multilayer thin film and EL device | Yoshihiko Yano, Tomoyuki Oike, Yukihiko Shirakawa | 2004-09-21 |
| 6781304 | EL panel | Yoshihiko Yano, Jun Hirabayashi, Mutsuko Nakano | 2004-08-24 |
| 6761835 | Phosphor multilayer and EL panel | Yoshihiko Yano | 2004-07-13 |
| 6734469 | EL phosphor laminate thin film and EL device | Yoshihiko Yano, Tomoyuki Oike, Yukihiko Shirakawa | 2004-05-11 |
| 6723192 | Process for producing a thin film EL device | Taku Takeishi, Suguru Takayama, Takeshi Nomura, Yukie Nakano, Daisuke Iwanaga | 2004-04-20 |
| 6709695 | Composite substrate, method of making, and EL device using the same | Taku Takeishi, Suguru Takayama | 2004-03-23 |
| 6699596 | Phosphor thin film, preparation method, and EL panel | Yoshihiko Yano | 2004-03-02 |
| 6677059 | EL device and making method | Yukihiko Shirakawa, Masashi Miwa | 2004-01-13 |