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Heidelberg, Germany

Heidelberger Druckmaschinen

USPTO Granted Patents = 42

Forward Citations = 348

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75 inventors (with patents filed for the assignee):

Willi Jeschke (4 out of 74 patents)

Bernhard Roskosch (2 out of 17 patents)

Gotthard Schmid (2 out of 26 patents)

4. Kevin Lauren Cote (2 out of 63 patents)

5. Jens Friedrichs (2 out of 17 patents)

6. Rudi Junghans (2 out of 42 patents)

7. Günter Stephan (2 out of 21 patents)

8. Richard Burkhard Mack (2 out of 25 patents)

9. Gerhard Loffler (2 out of 26 patents)

10. Manfred Schneider (1 out of 22 patents)

11. Nikolaus Pfeiffer (1 out of 43 patents)

12. Thomas Schmidt (1 out of 18 patents)

13. Martin Mayer (1 out of 28 patents)

14. Sven Baumgarten (1 out of 4 patents)

15. Karl-Heinz Walther (1 out of 2 patents)

Core Competencies:

Ink Fountain

Sheet Guiding Device

Electrophotographic Machine

Variable Velocity Cutting Cylinders

Imaging Device

Air Cushion Guide

Dampening Solution

Cleaning Device

Inking Unit

Printing Press Automation

Sheet Transport Drum

Quality Assurance in Printing

42 patents: Sort by Forward Citations

1. 9242453 - Method for compensating deflection of an ink fountain in printing presses (2016-01-26),

2. 7942096 - Method of controlling a powder sprayer and printing press having a powder sprayer (2011-05-17),

3. 7484610 - Apparatus for the actuation of clamping elements that can be controlled remotely (2009-02-03),

4. 6647849 - Device for varying a cylinder's effective diameter (2003-11-18),

5. 6450053 - Device for ensuring correct tooth engagement during coupling of two gearwheels (2002-09-17),

6. 6430385 - Wick roller assembly for an electrophotographic machine (2002-08-06),

7. 6416051 - Sheet guiding device and method of production (2002-07-09),

8. 6361041 - Air cushion guide for sheet or web-formed material (2002-03-26),

9. 6360663 - Imaging device and method for forming an image on a printing form for an offset printing press (2002-03-26),

10. 6360640 - Variable velocity cutting cylinders (2002-03-26),

11. 6349936 - Device for measuring the height of a sheet pile by using a reflectively operating radiation detector (2002-02-26),

12. 6349645 - Ink fountain in a printing machine and method of fixing an ink fountain foil in an ink fountain (2002-02-26),

13. 6349643 - Method and device for influencing ink-trapping behavior (2002-02-26),

14. 6316765 - Device for detecting the position of rotating objects (2001-11-13),

15. 6308620 - Printing press having a multiply-positioned and multi-functioned sheet guiding cylinder (2001-10-30),

Heidelberger Druckmaschinen AG is a German precision mechanical engineering company specialized in the manufacture of offset printing presses. With a history dating back to 1850, Heidelberg has established itself as a world leader in the printing industry, delivering high-quality, innovative solutions to printing businesses worldwide.

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

Company Badge

USPTO Data Jan 1 1976 - Jan 6 2026

42 Patents

#9 in Heidelberg

#1,254 in Germany

#15,867 in the World

Heidelberg, Germany

Heidelberger Druckmaschinen

Forward Citations = 348

75 inventors:

Willi Jeschke (4 out of 74 patents)

Bernhard Roskosch (2 out of 17 patents)

Gotthard Schmid (2 out of 26 patents)

4. Kevin Lauren Cote (2 out of 63 patents)

5. Jens Friedrichs (2 out of 17 patents)

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