Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6617806 | High brightness microwave lamp | Douglas A. Kirkpatrick, James T. Dolan, Donald A. MacLennan, James E. Simpson | 2003-09-09 |
| 6509675 | Aperture lamp | Donald A. MacLennan | 2003-01-21 |