Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4810301 | Composition for sizing agent and process for using the same composition | Shigehiko Yoshioka, Hisatake Sato, Hideto Yamada, Yoshio Adachi | 1989-03-07 |
| 4717452 | Composition for sizing agent and process for using the same composition | Shigehiko Yoshioka, Hisatake Sato, Hideto Yamada, Yoshio Adachi | 1988-01-05 |