Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6541038 | Method for treating wood with a metal-containing treating agent and wood treated thereby | Keijitsu Tanaka, Hirobumi Aoki | 2003-04-01 |
| 6537546 | Process for macromolecularizing phenolic compounds etc. and use thereof | Ritsuko Ohno | 2003-03-25 |