Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10070737 | Play table with brick toy well | Robert E. Leonard | 2018-09-11 |
| 5479835 | Reverse gear synchronizer | Rodolfo Esparsa | 1996-01-02 |
| 4260714 | Acetamidoethylene copolymers | Robert E. Wingard, Jr. | 1981-04-07 |
| 4238579 | Vinylamine aromatic copolymers and salts thereof | Robert E. Wingard, Jr. | 1980-12-09 |