Assignee
WESTLAKE CHEMICAL CORP
US·3 granted patents·1 pending application·2 citations·filing 2005–2017
Top patents by PatentIndex Score
4 records- 0156US7503961B2Boiler feed water deaerator method and apparatusWESTLAKE CHEMICAL CORP·Filed 2005·Granted Mar 17, 2009·2 cites·14 claims
- 0249US11131408B2System, method and apparatus for expansion coupling for pipesWESTLAKE CHEMICAL CORP·Filed 2017·Granted Sep 28, 2021·0 cites·22 claims
- 0347US11396966B2System, method and apparatus for sheathed retainer for a restrained pipe jointWESTLAKE CHEMICAL CORP·Filed 2017·Granted Jul 26, 2022·0 cites·7 claims
- 0436US2018164182A1System, method and apparatus for pulsating pressure measurementWESTLAKE CHEMICAL CORP·Filed 2017·Application pending·0 cites
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →