Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6638491 | Method of producing silicon metal particulates of reduced average particle size | — | 2003-10-28 |
| 6606429 | Electromechanically controlled optical element | Brian L. Heffner, Harry Helfer, Matthew Derstine | 2003-08-12 |