Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6752611 | Optical disk mold tooling for reduced edge wedge | Douglas R. Plourde, Dean E. Sitz, Donald J. Kerfeld, John R. Johnson | 2004-06-22 |
| 6678238 | Mold for manufacturing double-sided disk shaped articles for storing data | Douglas R. Plourde, Dean E. Sitz, Jeffrey M. Novotny | 2004-01-13 |