Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5811488 | Polyvinyl alcohol powder | Naoto NARUMOTO, Takanori Kitamura, Takanori Tsugiya, Hisamichi Yanai | 1998-09-22 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5811488 | Polyvinyl alcohol powder | Naoto NARUMOTO, Takanori Kitamura, Takanori Tsugiya, Hisamichi Yanai | 1998-09-22 |