Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5696174 | Stable and water-resistant aqueous foam composition | Yen-Yau H. Chao | 1997-12-09 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5696174 | Stable and water-resistant aqueous foam composition | Yen-Yau H. Chao | 1997-12-09 |