Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5198251 | Gradual release structures for chewing gum | Joo H. Song, Charles M. Copper | 1993-03-30 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5198251 | Gradual release structures for chewing gum | Joo H. Song, Charles M. Copper | 1993-03-30 |