Inventor · Keelung, TW

Chih-Kun Chen

19Patents
4h-index
18Co-inventors
53Inventor score

Filing activity: Dec 28, 2001 → Nov 18, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US6726554B1 Guide ring removal device Emerging Cross-Sectional Technologies 15 Expired
US6932094B2 Slurry tank autocleaner Performing Operations; Transporting 10 Expired
US6923709B2 Chemical mechanical polishing apparatus having a measuring device for measuring a guide ring Performing Operations; Transporting 7 Expired
US6834547B2 Humidity sensor and fabrication method thereof Physics 5 Expired
US6790010B2 Switching system for a reciprocating piston pump Mechanical Engineering; Lighting; Heating 4 Expired
US6671576B1 Wafer carrier Emerging Cross-Sectional Technologies 4 Expired
US7091868B2 Portable liquid level detector Physics 4 Expired
US7252099B2 Wafer cleaning apparatus with multiple wash-heads Emerging Cross-Sectional Technologies 3 Expired
US11309646B2 Electrical connector having terminals with reduced height Electricity 2 Active
US10998662B2 Electrical connector Electricity 2 Active
US6941811B2 Method and apparatus for detecting wafer flaw Physics 2 Expired
US6743081B2 In-line oscillating device Emerging Cross-Sectional Technologies 1 Expired
US8692570B2 Probe card for testing high-frequency signals Physics 1 Active
US6745631B2 Method of measuring pore depth on the surface of a polishing pad Physics 0 Expired
US11303072B2 Electrical connector and electrical connector assembly Electricity 0 Active
US11146007B2 Electrical connector and method for manufacturing the same Electricity 0 Active
US11469533B2 Electrical terminal and electrical connector in vertical compression contact with chip module Electricity 0 Active
US6719617B2 Slurry homogenizer and supply system Performing Operations; Transporting 0 Expired
US6920796B2 Device used for detecting clamping force of processed object and method thereof Electricity 0 Expired

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