Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5629577 | Miniature linear motion actuator | Dennis L. Polla, Arthur G. Erdman, John A. Costin | 1997-05-13 |
| 5607433 | Foldable lens delivery system | Dennis L. Polla, John A. Costin, Arthur G. Erdman | 1997-03-04 |