Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6632326 | Modifying method for wood elements | Ritsuo Iwata, Hiroshige Murakami | 2003-10-14 |
| 6602451 | Wooden material and manufacturing method therefor | Hideaki Korai, Makoto Kiguchi, Ritsuo Iwata, Satoshi Suzuki | 2003-08-05 |
| 6570628 | Display device having two display units | — | 2003-05-27 |