Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6835519 | Dry toner and image forming method using same | Tsunemi Sugiyama, Shigeru Emoto, Hiroshi Yamashita, Masami Tomita, Kazuhito Watanabe | 2004-12-28 |
| 6812634 | Graphite nanofibers, electron-emitting source and method for preparing the same, display element equipped with the electron-emitting source as well as lithium ion secondary battery | Hirohiko Murakami, Masaaki Hirakawa | 2004-11-02 |
| 6756175 | Method for fixing toner | Shigeru Emoto, Naohiro Watanabe, Hiroshi Yamada, Tsunemi Sugiyama, Hiroshi Yamashita +2 more | 2004-06-29 |