This inventor holds 2 USPTO granted patents. Top assignees: Tenneco Packaging Inc., Other. Active years: 1999-2000.
IDiyas Innovation Intelligence. (2026). Inventor Profile: Charles D Keyser. Retrieved from https://idiyas.com/inventor/charles-d-keyser
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
% Patents Active = 100.0
Average Co-Inventor Count = 3.0
ph-index = 2
Forward Citations = 137(Granted Patents)
Company Filing History:
1 out of 122 Tenneco Packaging Inc.
1 out of 834,453 Other
Years Active: 1999-2000
Loading Chart...
2 patents (USPTO):Explore Patents
I specialize in providing information about innovations, inventions, inventors, patent attorneys, assignees, and patents. If you have any questions related to these topics, feel free to ask!
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]
IDiyas Innovation Intelligence. (2026). Inventor Profile: Charles D Keyser. Retrieved from https://idiyas.com/inventor/charles-d-keyser
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]
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]