Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4452174 | Toner concentration sensor assembly for electro-photographic apparatus | — | 1984-06-05 |
| 4403235 | Optical scanning and imaging system utilizing laser diode | George C. Schafner, William Ward | 1983-09-06 |
| 4383755 | Unitary, modular, demountable optical system for laser diode/printing copying apparatus | George C. Schafner, Thomas Robson, Thomas F. McMahon | 1983-05-17 |
| 4341455 | Conducting toner transfer apparatus | — | 1982-07-27 |
| 4286274 | Ink droplet catcher assembly | Ronald G. Shell, Wallace F. Brownell, Kyriakos Christou | 1981-08-25 |
| 4274361 | Electrostatic and magnetic transfer enhancing apparatus for conducting and magnetically attracting toner | John R. Sanders, Richard L. Poythress, Richard E. Shultz, William F. Buholtz | 1981-06-23 |