Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9631320 | Anti-foaming agent and pulp production method | Sung-Hsuen Chao, Alain Hilberer, Jianren Zeng | 2017-04-25 |
| 5334653 | Polyester fiber coating compositions | Isao Ona, Masaru Ozaki | 1994-08-02 |