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USPTO Data Jan 1 1976 - Nov 3 2026
1 Patents
#942 in Toronto
#9,473 in Canada
Sulfachar Inc.
Forward Citations = 9
3 inventors:
Sulfachar Inc.
Calculating rank
Forward Citations = 9
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3 inventors (with patents filed for the assignee):
Donald W Kirk (1 out of 7 patents)
John W Graydon (1 out of 3 patents)
Andrew J White (1 out of 2 patents)
1 patent:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Sulfachar Inc.. Retrieved from https://idiyas.com/company/sulfachar
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]