Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6656544 | Ink-jet recording medium | Takayuki Ishikawa, Nobuhiro Kubota, Shigeki Asai, Minoru Tsuchida, Jun Sugiyama +2 more | 2003-12-02 |
| 6565952 | Ink-jet recording sheet | Takayuki Ishikawa, Shinichiro Kobayashi, Takeshi Yoshimoto, Nobuhiro Kubota, Jun Sugiyama +2 more | 2003-05-20 |
| 6548150 | Medium for ink-jet recording | Takayuki Ishikawa, Takeshi Yoshimoto, Nobuhiro Kubota, Shinichiro Kobayashi, Jun Sugiyama +2 more | 2003-04-15 |