Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5284084 | Light weight piston | John Thomas Rogers | 1994-02-08 |
| 5275204 | Valve element | John Thomas Rogers | 1994-01-04 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5284084 | Light weight piston | John Thomas Rogers | 1994-02-08 |
| 5275204 | Valve element | John Thomas Rogers | 1994-01-04 |