Issued Patents 2004
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6830863 | Multicolor image-forming material and method for forming multicolor image | Naotaka Wachi, Akihiro Shimomura, Yasutomo Goto, Mitsuru Yamamoto | 2004-12-14 |
| 6753052 | Heat transfer sheet and light-heat-conversion type image-forming material | Mitsuru Yamamoto, Kosaku YOSHIMURA, Hideyuki Nakamura | 2004-06-22 |
| 6703087 | Thermal transfer material and image forming material using the same | Hideyuki Nakamura, Akira Hatakeyama | 2004-03-09 |
| 6680089 | Thermal transfer sheet | Mitsuru Yamamoto | 2004-01-20 |