Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4396388 | Method of modifying animal fiber goods by stripping off scales | Hiroshi Hojo | 1983-08-02 |
| 4319879 | Method for modifying wool fiber materials to advance quality grade thereof | Hiroshi Hojo | 1982-03-16 |