Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5040720 | Return envelope mailer | — | 1991-08-20 |
| 5029903 | Wallet size note pack | — | 1991-07-09 |
| 4890788 | Mailing system | — | 1990-01-02 |
| 4813593 | Continuous business form assembly of mailer units including detachment slits | — | 1989-03-21 |
| 4687228 | Carbon security system for credit card sales | Edmund G. Van Malderghem | 1987-08-18 |
| 4598860 | Flip die cut label for folded mailer | — | 1986-07-08 |
| 4440341 | Return envelope mailer | — | 1984-04-03 |