Inventor · Houston, TX, US

Patrick C. Chen

22Patents
6h-index
41Co-inventors
69Inventor score

Filing activity: May 10, 1988 → Jun 28, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US6871115B2 Method and apparatus for monitoring the operation of a wafer handling robot Physics 102 Expired
US7258175B2 Method and apparatus and program storage device adapted for automatic drill bit selection based on earth properties and wellbore geometry Fixed Constructions 24 Expired
US4868883A Analysis of thin section images Physics 21 Expired
US10654766B2 Process for making vinylidene olefin Chemistry; Metallurgy 7 Active
US10156081B2 Chlorinators and replaceable cell cartridges therefor Chemistry; Metallurgy 6 Active
US9885193B2 Systems and methods for controlling chlorinators Emerging Cross-Sectional Technologies 6 Active
US11021553B2 Metallocene dimer selective catalysts and processes to produce poly alpha-olefin dimers Chemistry; Metallurgy 2 Active
US10968290B2 Metallocene-catalyzed polyalpha-olefins Chemistry; Metallurgy 2 Active
US10358397B2 Production of olefin dimers Chemistry; Metallurgy 1 Active
US11028197B2 Processes to produce poly alpha-olefin trimer and apparatus therefor Chemistry; Metallurgy 1 Active
US11078308B2 Processes to produce poly alpha-olefin trimers Chemistry; Metallurgy 1 Active
US10604462B2 Process for making gamma-branched alcohol Chemistry; Metallurgy 1 Active
US10351488B2 Unsaturated polyalpha-olefin materials Chemistry; Metallurgy 1 Active
US11091924B2 Systems and methods for controlling chlorinators Emerging Cross-Sectional Technologies 0 Active
US9578717B2 Monitoring and control device and method for an illumination apparatus Electricity 0 Active
US12091380B2 Processes for producing poly alpha olefins and apparatuses therefor Chemistry; Metallurgy 0 Active
US11525020B2 Processes to produce poly alpha-olefin trimers Chemistry; Metallurgy 0 Active
US11661465B2 Dimer selective metallocene catalysts, non-aromatic hydrocarbon soluble activators, and processes to produce poly alpha-olefin oligmers therewith Chemistry; Metallurgy 0 Active
US10876062B2 Cold cranking simulator viscosity boosting base stocks and lubricating oil formulations containing the same Chemistry; Metallurgy 0 Active
US12281490B2 Chlorinators and replaceable cell cartridges therefor Chemistry; Metallurgy 0 Active
US10597347B2 Neo-acids and process for making the same Chemistry; Metallurgy 0 Active
US7912044B2 Expandable structure for peripheral storage device Physics 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.