Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6124873 | Electrostatic writing head having integral conductive pads | Charles F. Hurst, Michael A. Sprauve | 2000-09-26 |
| 6056453 | Method of manufacture of an electrostatic writing head having integral conductive pads | James R. Hufman, George W. Davis, Charles F. Hurst, Derrick Arnold Kendrick, Michael A. Sprauve +1 more | 2000-05-02 |
| 5617129 | Ionographic printing with a focused ion stream controllable in two dimensions | Richard F. Bergen, Robert W. Gundlach | 1997-04-01 |
| 5450115 | Apparatus for ionographic printing with a focused ion stream | Richard F. Bergen, Robert W. Gundlach, Remo J. D'Ortenzio, Peter A. Crean | 1995-09-12 |
| 5257045 | Ionographic printing with a focused ion stream | Richard F. Bergen, Robert W. Gundlach | 1993-10-26 |