Company Badge
USPTO Data Jan 1 1976 - Oct 20 2026
1 Patents
#1,301 in Wilmington, DE
#1,948 in Delaware
#136,919 in US
Prj Holding Company, LLC
Forward Citations = 0
1 inventor:
Wilmington, DE, United States of America
Prj Holding Company, LLC
EPO Patents = 3
Forward Citations = 0
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1 inventor (with patents filed for the assignee):
Gerald CheShun Chao (1 out of 7 patents)
Kristan Bullett (8 patents)
Ralf Wilhelm Tillmann (18 patents)
4. Ralf Tilmann (5 patents)
5. Sean Everett (6 patents)
6. Mark Christie (17 patents)
7. Fabrice Hamaide (3 patents)
8. Philip Antony Shaw (35 patents)
9. Stefano Valsecchi (5 patents)
10. Giorgio Tornielli (6 patents)
11. Hans-Jurgen Mass (1 patent)
12. Peter Heiland (0 patent)
13. Kristine Bullet (0 patent)
14. Sean Everet (0 patent)
15. Hans -Jurgen Maas (0 patent)
1 patent:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Prj Holding Company, LLC. Retrieved from https://idiyas.com/company/prj-holding-company
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]
3 patents (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]