Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5004596 | Anhydrous toothpaste or dental cream composition | Homer C. Harper, George Hsieh | 1991-04-02 |
| 4812306 | Toothpaste or dental cream composition and method of preparing same | Homer C. Harper, George Hsieh | 1989-03-14 |