Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11004361 | Flexible drive shaft for greeting cards and the like | Douglas M. Bowen, Thomas A. Wallen, Robert R. Pavlu, Jr. | 2021-05-11 |
| 10515568 | Flexible drive shaft for greeting cards and the like | Douglas M. Bowen, Thomas A. Wallen, Robert R. Pavlu, Jr. | 2019-12-24 |
| 10089904 | Flexible drive shaft for greeting cards and the like | Douglas M. Bowen, Thomas A. Wallen, Robert R. Pavlu, Jr. | 2018-10-02 |
| 9830836 | Flexible drive shaft for greeting cards and the like | Douglas M. Bowen, Thomas A. Wallen, Robert R. Pavlu, Jr. | 2017-11-28 |