Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4952196 | Variable diameter sprocket assembly | Robert J. Malahowski | 1990-08-28 |
| 4921081 | Hydraulic brake apparatus for bicycles | — | 1990-05-01 |
| 4850939 | Variable diameter sprocket assembly | Robert J. Mahlowski | 1989-07-25 |