Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7103228 | Local change of an image sharpness of photographic images with masks | Marc Nussbaumer | 2006-09-05 |
| 6954549 | Local digital image property control with masks | — | 2005-10-11 |
| 6498638 | Optimization apparatus for photographic image data | Peter Zolliker | 2002-12-24 |
| 6458492 | Mask changing the brightness profile of a photographic copy | — | 2002-10-01 |
| 6392739 | Method for optimizing a copying light profile | Max Nussbaumer | 2002-05-21 |
| 6341008 | Photographic copier | — | 2002-01-22 |
| 6088136 | Method for producing index prints | Karl Ursprung | 2000-07-11 |
| 6072604 | Method for calibrating a photographic copy printer | Peter Zolliker, Rudolf Wacker | 2000-06-06 |
| 5953136 | Method for producing photographic copies from photographic originals | Peter Zolliker | 1999-09-14 |
| 5798820 | Method for producing copies from photographic originals | Peter Zolliker | 1998-08-25 |
| 5365353 | Procedure for making copies from photographic originals | — | 1994-11-15 |
| 5119125 | Process for the preparation of photographic color copies | — | 1992-06-02 |
| 5115270 | Photographic color copying apparatus and exposure control process | Jurgen Nehring | 1992-05-19 |
| 5087937 | Photoelectric scanner | Beat Frick, Karl Ursprung | 1992-02-11 |
| 5081486 | Process for the preparation of photographic color copies from copy masters | Werner von Stein | 1992-01-14 |
| 5036351 | Exposure control process and photographic color copying apparatus | Beat Frick | 1991-07-30 |
| 5016043 | Exposure control process and photographic color copying apparatus | Werner von Stein | 1991-05-14 |
| 4951084 | Photographic color copying apparatus and exposure control process | Werner von Stein | 1990-08-21 |