Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10386280 | Device for measuring shear properties of asphalt mixtures | Josef Zak, John Harvey | 2019-08-20 |
| 4838157 | Digital printhead energy control system | — | 1989-06-13 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10386280 | Device for measuring shear properties of asphalt mixtures | Josef Zak, John Harvey | 2019-08-20 |
| 4838157 | Digital printhead energy control system | — | 1989-06-13 |