Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4887390 | Powered sliding door opener/closer for vehicles | James G. Boyko, Stephen B. Peterson | 1989-12-19 |
| 4862640 | Powered sliding door opener/closer for vehicles | James G. Boyko, Stephen B. Peterson | 1989-09-05 |
| 4842313 | Automatic vehicle striker powered by a unidirectional motor | James G. Boyko | 1989-06-27 |