Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4909147 | Method for direct charging of the surface of an impression roll of an electrostatic assist gravure press | Robert H. Oppenheimer | 1990-03-20 |
| 4697514 | Method and apparatus for transferring ink in gravure printing | Robert H. Oppenheimer | 1987-10-06 |
| 4612584 | Screen gravure engraving system for electromechanical engravers | Yair Toor | 1986-09-16 |
| 4504354 | Method and apparatus for forming gravure cells in a gravure cylinder | Yair Toor | 1985-03-12 |
| 4487122 | Deflection compensating roll for providing uniform contact pressure | Robert H. Oppenheimer | 1984-12-11 |