Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4331877 | Transverse tomography with optical filtering | Harrison H. Barrett, Scott Gordon, John E. Greivenkamp, Jr. | 1982-05-25 |
| 4329588 | Polarization switched optical filtering for transverse tomography | Harrison H. Barrett, John E. Greivenkamp, Jr. | 1982-05-11 |