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USPTO Data Jan 1 1976 - Oct 6 2026
1 Patents
#14 in Warrendale, PA
#4,965 in Pennsylvania
#136,739 in US
U.S. Filter Membralox
Forward Citations = 17
4 inventors:
Warrendale, PA, United States of America
U.S. Filter Membralox
Forward Citations = 17
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4 inventors (with patents filed for the assignee):
Ramesh R Bhave (1 out of 3 patents)
Stephen P Evans, Iii (1 out of 1 patent)
Abraham S Chen (1 out of 1 patent)
4. Henry J Weltman (1 out of 7 patents)
1 patent:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: U.S. Filter Membralox. Retrieved from https://idiyas.com/company/u-s-filter-membralox
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]