Company Badge
USPTO Data Jan 1 1976 - Oct 27 2026
2 Patents
#908 in Wilmington, DE
#1,328 in Delaware
#94,953 in US
Sierra Valve LLC
Forward Citations = 1
3 inventors:
Wilmington, DE, United States of America
Sierra Valve LLC
Calculating rank
EPO Patents = 1
Forward Citations = 1
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3 inventors (with patents filed for the assignee):
Yi Zhang (2 out of 16 patents)
Kai Wang (2 out of 15 patents)
Jian Fong Tan (2 out of 2 patents)
4. Kai Wang (8 patents)
5. Yi Zhang (5 patents)
2 patents:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Sierra Valve LLC. Retrieved from https://idiyas.com/company/sierra-valve
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]
1 patent (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]