Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6422187 | Variable valve mechanism having an eccentric-driven frame | Thomas H. Fischer | 2002-07-23 |
| 6382153 | Partial internal guide for curved helical compression spring | Jeffrey D. Rohe, Ronald J. Pierik, Thomas H. Fischer | 2002-05-07 |