Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5245160 | Heat pipe roller with temperature sensor | Martin Hughes | 1993-09-14 |
| 5014138 | Process for recording semihalftone images and device for conversion of image dot tonal value data | Gerhard Fischer | 1991-05-07 |
| 4939589 | Process for recording semihalftone images and device for conversion of image dot tonal value data | Gerhard Fischer | 1990-07-03 |
| 4876611 | Process for recording semihalftone images | Gerhard Fischer | 1989-10-24 |