Issued Patents All Time
Showing 26–29 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4569857 | Retroreflective sheeting | Chi F. Tung | 1986-02-11 |
| 4511210 | Retroreflective sheeting | Chi F. Tung | 1985-04-16 |
| 4377988 | Reflective animal collar and material for forming such a collar | Chi F. Tung, Chester A. Bacon, Jr. | 1983-03-29 |
| 4367920 | Retroflective sheeting | Chi F. Tung | 1983-01-11 |