Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4442064 | Thermoforming and self-alignment trimming method and apparatus | Donald W. Myers | 1984-04-10 |
| 4359160 | Nestable foam cup with improved heat retention and the process for its manufacture | Donald W. Myers | 1982-11-16 |
| 4239727 | Method and apparatus for thermoforming thermoplastic foam articles | Donald W. Myers | 1980-12-16 |