Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE37862 | Method and apparatus for high resolution ink jet printing | Carl H. Hertz | 2002-10-01 |
| 4901088 | Method and apparatus for high resolution ink jet printing | Carl H. Hertz | 1990-02-13 |
| 4839665 | Method and apparatus for controlling the electrical charging of drops in an ink jet recording apparatus | Carl H. Hertz | 1989-06-13 |
| 4620196 | Method and apparatus for high resolution ink jet printing | Carl H. Hertz | 1986-10-28 |