Issued Patents 2018
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10077838 | Piston ring configured to reduce friction | — | 2018-09-18 |
| 10047695 | Crankcase oil catcher with movable guide | Roland Paul Stark | 2018-08-14 |
| 9856764 | Crankcase assembly | Roland Paul Stark | 2018-01-02 |