Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6947224 | Methods to make diffractive optical elements | James A. Matthews, Ronnie Varghese | 2005-09-20 |
| 6896238 | Extended range diaphragm valve and method for making same | — | 2005-05-24 |