Company Badge
USPTO Data Jan 1 1976 - Oct 13 2026
3 Patents
#28 in Bochum
#8,427 in Germany
P-D Refractories Gmbh
Forward Citations = 0
4 inventors:
P-D Refractories Gmbh
EPO Patents = 1
Forward Citations = 0
Loading Chart...
Loading Chart...
4 inventors (with patents filed for the assignee):
Søren Gyde Thomsen (3 out of 10 patents)
Johannes Ruben Larsen (3 out of 4 patents)
Thomas Sandahl Christensen (3 out of 25 patents)
4. Fred Brunk (3 out of 4 patents)
3 patents:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: P-D Refractories Gmbh. Retrieved from https://idiyas.com/company/p-d-refractories
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]
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]
1 patent (EPO):
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]