This inventor holds 5 USPTO granted patents. Top assignees: American Telephone & Telegraph Co., At&t Bell Laboratories, American Telephone and Telegraph, Co., At&t Bell Laboratories. Active years: 1986-1990.
IDiyas Innovation Intelligence. (2026). Inventor Profile: Charles W Tu. Retrieved from https://idiyas.com/inventor/charles-w-tu
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 = 2.1
ph-index = 4
Forward Citations = 29(Granted Patents)
Location History:
- Bridgewater, NJ (US) (1986 - 1987)
- Basking Ridge, NJ (US) (1989 - 1990)
Company Filing History:
3 out of 745 American Telephone & Telegraph Co., At&t Bell Laboratories
1 out of 386 
American Telephone and Telegraph, Co.
1 out of 3,345 
At&t Bell Laboratories
Years Active: 1986-1990
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5 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]
IDiyas Innovation Intelligence. (2026). Inventor Profile: Charles W Tu. Retrieved from https://idiyas.com/inventor/charles-w-tu
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]