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For the Inventor, By the Inventor

Duisburg, Germany

Gea Messo Gmbh


USPTO Granted Patents = 3

Forward Citations = 2

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4 inventors (with patents filed for the assignee):

goldMedal Günter Hofmann (3 out of 3 patents)

silverMedal Reinhard Scholz (2 out of 6 patents)

bronzeMedal Holger Leptien (1 out of 1 patent)

4.  Johannes Widua (1 out of 1 patent)


3 patents:

1. 8658123 - Method for producing a coarse-grained ammonium sulfate product via crystallization and installation for operating the method (2014-02-25),
2. 8486158 - Method and device for continuously producing a crystallite having a constant particle size distribution (2013-07-16),
3. 7942939 - Method and facility for producing a coarse-grained ammonium sulfate product by crystallization (2011-05-17),
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USPTO Data Jan 1 1976 - Oct 13 2026

3 Patents

#37 in Duisburg

#8,427 in Germany

Duisburg, DE
Duisburg, Germany

Gea Messo Gmbh

Forward Citations = 2

4 inventors:

goldMedal Günter Hofmann (3 out of 3 patents)

silverMedal Reinhard Scholz (2 out of 6 patents)

bronzeMedal Holger Leptien (1 out of 1 patent)

4.  Johannes Widua (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Gea Messo Gmbh. Retrieved from https://idiyas.com/company/gea-messo

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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