Inventor · Singapore, SG

Xu Shi

27Patents
9h-index
28Co-inventors
75Inventor score

Filing activity: Nov 21, 1997 → Jan 20, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US6031239A Filtered cathodic arc source Electricity 23 Expired
US6423193B1 Nitrogen doped carbon electrodes Chemistry; Metallurgy 23 Expired
US6413387B1 Cathode arc source for metallic and dielectric coatings Electricity 15 Expired
US6319369A Ignition means for a cathodic arc source Electricity 14 Expired
US6511585B1 Enhanced macroparticle filter and cathode arc source Electricity 11 Expired
US6387443B1 Composite coatings Emerging Cross-Sectional Technologies 11 Expired
US6923891B2 Copper interconnects Electricity 10 Expired
US6571865B1 Heat transfer surface Emerging Cross-Sectional Technologies 9 Expired
US7014738B2 Enhanced macroparticle filter and cathode arc source Electricity 9 Expired
US6143142A Composite coatings Emerging Cross-Sectional Technologies 7 Expired
US6262539A Cathode arc source with target feeding apparatus Electricity 5 Expired
US6761805B1 Cathode arc source with magnetic field generating means positioned above and below the cathode Electricity 4 Expired
US6338779B1 Arc monitoring Electricity 2 Expired
US6736949B2 Filtered cathode arc source deposition apparatus Electricity 2 Expired
US10087015B2 Roller assembly and transmission device Performing Operations; Transporting 2 Active
US7871506B2 Continuous ARC deposition apparatus and method with multiple available targets Electricity 1 Active
US6899828B2 Composite coatings Emerging Cross-Sectional Technologies 1 Expired
US11567249B2 Light absorbing device, manufacturing method thereof, and photoelectrode Performing Operations; Transporting 1 Active
US10120215B2 Apparatus for carrying substrate by off-line vacuum suction and method for transporting substrate Electricity 1 Active
US12202488B2 Method and device for gradient calculating Performing Operations; Transporting 0 Active
US11903116B2 Cathode arc source, filters thereof and method of filtering macroparticles Electricity 0 Active
US11898257B1 Carbon coated electrodes Emerging Cross-Sectional Technologies 0 Active
US11855308B2 Carbon coated hydrogen fuel cell bipolar plates Emerging Cross-Sectional Technologies 0 Active
US12123088B2 Temperature resistant carbon coatings Chemistry; Metallurgy 0 Active
US11643733B2 ta-C based coatings with improved hardness Chemistry; Metallurgy 0 Active

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