Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6114047 | Recording material | — | 2000-09-05 |
| 6071611 | Sheet for providing ink-receiving layer | Yuichiro Yoneyama, Takayuki Aikawa | 2000-06-06 |
| 5989771 | Ink jet recording materials | Takayuki Aikawa, Masayuki Yamaguchi | 1999-11-23 |
| 5891825 | Recording material | Seiji Ushio, Yuichiro Yoneyama, Takayuki Aikawa | 1999-04-06 |