Issued Patents 2021
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11004361 | Flexible drive shaft for greeting cards and the like | Douglas M. Bowen, Robert A. Covey, Thomas A. Wallen | 2021-05-11 |
| 10984680 | Greeting card lever and spiral lift | Douglas M. Bowen, Thomas A. Wallen | 2021-04-20 |
| 10974863 | Collapsible virtual reality viewer assembly | Thomas A. Wallen, Scott A. Schimke | 2021-04-13 |