Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6960660 | Water-soluble cellulose ether having improved filtering characteristics and selection method | Shingo Niinobe | 2005-11-01 |
| 6946204 | Paper/film composite structure and making method | Soji Tanioka, Sakae Obara | 2005-09-20 |