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For the Inventor, By the Inventor

Gelting, Germany

Gammerler Ag

Calculating rank
USPTO Granted Patents = 7

% Expired Patents = 42.9


Forward Citations = 26

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16 inventors (with patents filed for the assignee):

goldMedal Gunter Gämmerler (3 out of 3 patents)

silverMedal Michael Taffertshofer (2 out of 3 patents)

bronzeMedal Helmut Krickl (2 out of 2 patents)

4.  Peter Gauges (2 out of 2 patents)

5.  Ronald Meisel (1 out of 1 patent)

6.  Eckhard Müller (1 out of 1 patent)

7.  Ralf-Peter Schubart (1 out of 1 patent)

8.  Xaver Thum (1 out of 3 patents)

9.  Ralf Peter Schubart (1 out of 1 patent)

10.  Jürgen Dichtl (1 out of 1 patent)

11.  Peter Gämmerler (1 out of 1 patent)

12.  Hagen Gämmerler (1 out of 1 patent)

13.  Ulrich Obermeier (1 out of 1 patent)

14.  Hagen Gammerler (1 out of 1 patent)

15.  Peter Kunz (1 out of 1 patent)


7 patents:

1. 7628575 - Stack gripper with expulsion and spacing accommodation (2009-12-08),
2. 6889973 - Vertical log stacker (2005-05-10),
3. 6585102 - Method and an apparatus for the re-orientation of printed products (2003-07-01),
4. 6354793 - Stack grasper for sheet-like products and method of palletizing using a stack grasper (2002-03-12),
5. 6349937 - Switching mechanism (2002-02-26),
6. 6149149 - Cross stacker (2000-11-21),
7. 6129504 - Method of palletizing sheet-like products using a stack grasper (2000-10-10),
Company Overview
Gammerler AG is a leading manufacturer of high-quality printing and post-press equipment. With over 50 years of experience in the industry, Gammerler is known for its innovative solutions and reliable products. Their portfolio includes stackers, conveying systems, and robotics for the printing industry, catered to meet the specific needs of their clients. Gammerler AG is committed to providing top-notch customer service and support to ensure the success of their customers.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 27 2026

7 Patents

#1 in Gelting

#4,867 in Germany

Gelting, DE
Gelting, Germany

Gammerler Ag

Forward Citations = 26

16 inventors:

goldMedal Gunter Gämmerler (3 out of 3 patents)

silverMedal Michael Taffertshofer (2 out of 3 patents)

bronzeMedal Helmut Krickl (2 out of 2 patents)

4.  Peter Gauges (2 out of 2 patents)

5.  Ronald Meisel (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Gammerler Ag. Retrieved from https://idiyas.com/company/gammerler-ag

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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