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USPTO Data Jan 1 1976 - Oct 13 2026
2 Patents
#1 in Livry-sur-Seine
#5,154 in France
Htp Est
Forward Citations = 52
4 inventors:
Htp Est
% Expired Patents = 100.0
Forward Citations = 52
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4 inventors (with patents filed for the assignee):
Alain Romier (2 out of 2 patents)
Yves Martineau (2 out of 2 patents)
Jacques David (2 out of 2 patents)
4. Maurice Audeon (2 out of 2 patents)
2 patents:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Htp Est. Retrieved from https://idiyas.com/company/htp-est
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]