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Regensdorf, Switzerland

Gretag Imaging Ag

USPTO Granted Patents = 48

Forward Citations = 138

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42 inventors (with patents filed for the assignee):

Beat Frick (12 out of 40 patents)

Hugo Knecht (6 out of 8 patents)

Walter Kraft (6 out of 18 patents)

4. Martin Heller (4 out of 4 patents)

5. Jurg Kunz (4 out of 4 patents)

6. Peter Zolliker (3 out of 5 patents)

7. Rudolf Wacker (3 out of 3 patents)

8. Guido Keller (2 out of 4 patents)

9. Edmund Fendt (2 out of 2 patents)

10. Albert Dünner (2 out of 2 patents)

11. Rudolf Ackermann (2 out of 2 patents)

12. Erich Binder (2 out of 2 patents)

13. Reinhard Vogel (1 out of 9 patents)

14. Hansjörg Rotach (1 out of 4 patents)

15. Paul Schenkel (1 out of 2 patents)

48 patents: Sort by Forward Citations

1. 6813047 - Digital image processing system for the manufacture of photographic prints (2004-11-02),

2. 6575449 - Photographic material guiding arrangement (2003-06-10),

3. 6341008 - Photographic copier (2002-01-22),

4. 6338452 - Centering photographic material spooling device (2002-01-15),

5. 6270029 - Spiral storage (2001-08-07),

6. 6268901 - Photoelectric scanning device and copier equipped therewith (2001-07-31),

7. 6267283 - Storage device for photographic material (2001-07-31),

8. 6246462 - Apparatus for producing photographic copies (2001-06-12),

9. 6216975 - Processing arrangement for rolled up material (2001-04-17),

10. 6204871 - Recording drum arrangement (2001-03-20),

11. 6202527 - Cutting arrangement for a material web (2001-03-20),

12. 6177981 - Loading arrangement and film platform for APS film (2001-01-23),

13. 6163363 - Photofinishing utilizing modulated light source array (2000-12-19),

14. 6163362 - Photo lab with transport arrangement (2000-12-19),

15. 6127103 - Process for the manufacture of photographic pictures (2000-10-03),

Gretag Imaging AG is a leading provider of innovative imaging solutions. With a focus on developing cutting-edge technologies, Gretag Imaging offers a wide range of products and services for the photography, printing, and imaging industries. Our advanced imaging solutions are designed to meet the evolving needs of professionals and consumers alike. Visit our website to explore our portfolio, learn more about our offerings, and stay up to date with the latest industry trends.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

48 Patents

#2 in Regensdorf

#293 in Switzerland

#14,104 in the World

Regensdorf, Switzerland

Gretag Imaging Ag

Forward Citations = 138

42 inventors:

Beat Frick (12 out of 40 patents)

Hugo Knecht (6 out of 8 patents)

Walter Kraft (6 out of 18 patents)

4. Martin Heller (4 out of 4 patents)

5. Jurg Kunz (4 out of 4 patents)

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