Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4950697 | Thermoplastic and injectable endodontic filling compositions | Tiang-Shing Chang | 1990-08-21 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4950697 | Thermoplastic and injectable endodontic filling compositions | Tiang-Shing Chang | 1990-08-21 |