Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4898292 | Container closure with hinged flap | Gordon E. VerWeyst, Douglas E. Pherigo | 1990-02-06 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4898292 | Container closure with hinged flap | Gordon E. VerWeyst, Douglas E. Pherigo | 1990-02-06 |