Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6223431 | Method for providing an electrical ground connection between a printed circuit board and a metallic substrate | David G. Geis, Jeffrey D. Merwin | 2001-05-01 |
| 6039582 | Discharge lamp ballast housing with solderless connectors | David G. Geis, Jeffrey Demonaco | 2000-03-21 |