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USPTO Data Jan 1 1976 - Oct 27 2026
1 Patents
#2 in St. Malo
#7,714 in France
Ets. Quillan Freres
Forward Citations = 0
3 inventors:
Ets. Quillan Freres
Calculating rank
Forward Citations = 0
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3 inventors (with patents filed for the assignee):
Bernard Guillou (1 out of 25 patents)
Maurice Guillou (1 out of 27 patents)
Jacques Guillou (1 out of 20 patents)
1 patent:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Ets. Quillan Freres. Retrieved from https://idiyas.com/company/ets-quillan-freres
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]
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]