Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4400778 | Large-volume, high-speed data processor | John Vivian, Patrick R. Cooper, Ronald B. Higgins, John A. Harlan, Juan B. Vallhonrat +1 more | 1983-08-23 |
| 4344158 | Noise-suppression method | Ralph A. Landrum, Jr., Juan B. Vallhonrat | 1982-08-10 |