Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6743261 | Functionalized fiber material and method for treating fiber material therefor | Koki Itoyama | 2004-06-01 |
| 6709665 | Functionalized fiber material and method for manufacturing the same | Koki Itoyama, Hiroaki Tanibe | 2004-03-23 |