This inventor holds 3 USPTO granted patents and 2 published patent applications and 3 EPO patents. Top assignees: Agc Flat Glass North America, Inc., Agc Glass Europe, Agc Inc.. Active years: 2023-2025.
IDiyas Innovation Intelligence. (2026). Inventor Profile: Vincent Lieffrig. Retrieved from https://idiyas.com/inventor/vincent-lieffrig
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
USPTO Granted Patents = 3 (Patent Applications = 2)
% Patents Active = 100.0
EPO Patents = 3 (Patent Applications = 3)
Average Co-Inventor Count = 7.0
ph-index = 1
Company Filing History:
3 out of 101 
Agc Flat Glass North America, Inc.
3 out of 275 
Agc Glass Europe
3 out of 1,150 
Agc Inc.
4. 3 out of 33
Agc Vidros Do Brasil Ltda.
where one patent can have more than one assignee
Years Active: 2023-2025
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3 patents (USPTO):Explore Patents
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Profile summary based on public USPTO records.
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]
2 patents pending:
IDiyas Innovation Intelligence. (2026). Inventor Profile: Vincent Lieffrig. Retrieved from https://idiyas.com/inventor/vincent-lieffrig
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]
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]
3 patents pending (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]