Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4521115 | Pulse coded optical attenuation meter | Dennis C. Dowden | 1985-06-04 |
| 4234253 | Attenuation measuring system | Dennis L. Dowden | 1980-11-18 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4521115 | Pulse coded optical attenuation meter | Dennis C. Dowden | 1985-06-04 |
| 4234253 | Attenuation measuring system | Dennis L. Dowden | 1980-11-18 |