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For the Inventor, By the Inventor

Eppingen, Germany

Dieffenbacher Gmbh + Co. Kg


USPTO Granted Patents = 7



Trademarks = 2

Forward Citations = 26

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9 inventors (with patents filed for the assignee):

goldMedal Gernot Von Haas (3 out of 14 patents)

silverMedal Matthias Graf (1 out of 8 patents)

bronzeMedal Detlef Kroll (1 out of 9 patents)

4.  Richard Brussel (1 out of 17 patents)

5.  Sten Dueholm (1 out of 3 patents)

6.  Armin Seitz (1 out of 1 patent)

7.  Richard Brüssel (1 out of 2 patents)

8.  John Holbert (1 out of 1 patent)

9.  Gerhard M Melzer (1 out of 7 patents)

10.  Matthias Graf (5 patents)

11.  Ulf Konekamp (1 patent)

12.  Richard Brüssel (5 patents)

13.  Fritz Schneider (4 patents)

14.  Hans-Joachim Schreiber (1 patent)

15.  Werner Hoffmann (0 patent)


7 patents:

1. 7699593 - Hydraulic press for synthetic and metal processing (2010-04-20),
2. 7393480 - Method and apparatus for the manufacture of chip boards and fiber boards (2008-07-01),
3. 7264763 - Method and apparatus for the manufacture of compacts (2007-09-04),
4. 7220375 - Method and single or multiple platen press for the manufacture of wood material boards (2007-05-22),
5. 6885198 - Method and device for testing a mat made of biomass particles (2005-04-26),
6. 6817851 - Method and apparatus for the manufacture of fiber-reinforced plastic compositions (2004-11-16),
7. 6811647 - Method and apparatus for the production of extra-wide veneers (2004-11-02),
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USPTO Data Jan 1 1976 - Dec 16 2025

7 Patents

#3 in Eppingen

#4,792 in Germany

...
Eppingen, Germany

Dieffenbacher Gmbh + Co. Kg

Forward Citations = 26

9 inventors:

goldMedal Gernot Von Haas (3 out of 14 patents)

silverMedal Matthias Graf (1 out of 8 patents)

bronzeMedal Detlef Kroll (1 out of 9 patents)

4.  Richard Brussel (1 out of 17 patents)

5.  Sten Dueholm (1 out of 3 patents)

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