Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5907401 | Device and method for performing an optical hall test | Frederick Clarke, Joseph K. McDonald, Charles R. Christensen | 1999-05-25 |
| 5210417 | Modulated high sensitivity infrared polarimeter | Frederick Clarke, Charles R. Christensen, John L. Stensby | 1993-05-11 |
| 4818881 | High-sensitivity infrared polarimeter | George A. Tanton | 1989-04-04 |