Inventor · Taipei, TW

Michael Chang

51Patents
9h-index
36Co-inventors
78Inventor score

Filing activity: Apr 12, 1985 → Nov 3, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US10251242B1 Information and hub lights Emerging Cross-Sectional Technologies 145 Active
US4907828A Alignable, threaded, sealed connection Fixed Constructions 126 Expired
US6712146B2 Downhole assembly releasable connection Fixed Constructions 25 Expired
US5245839A Adsorption-type refrigerant recovery apparatus Mechanical Engineering; Lighting; Heating 19 Expired
US9115740B2 Fixer for handheld, portable, mobile device Mechanical Engineering; Lighting; Heating 16 Active
US10677402B2 Lighting drywall Electricity 13 Active
US6390882B1 Decorative-article structure made from winding metallic wires and being rotatable under solar energy Human Necessities 11 Expired
US9206943B2 Extension rod device working with fixer for handheld, portable, mobile devices Mechanical Engineering; Lighting; Heating 10 Active
US8096837B2 Replaceable connection for portable electronic devices Emerging Cross-Sectional Technologies 10 Active
US9225625B1 Detecting and alerting performance degradation during features ramp-up Electricity 9 Active
US10867486B2 Hospitality light Physics 8 Active
USD298240S Telephone handset and base combination General 8 Expired
US9273821B2 Positioning device working with fixer for handheld, portable, mobile device Electricity 7 Active
US7280695B2 System and method of pen-based data input into a computing device Physics 6 Expired
US10574757B2 Self aware lights that self-configure Emerging Cross-Sectional Technologies 5 Active
US10500699B2 Hands-free dual clamp device Mechanical Engineering; Lighting; Heating 4 Active
USD891507S1 Combined rollable screen, remote and remote container with a hook General 4 Active
US10794603B2 Intelligent purifier light Mechanical Engineering; Lighting; Heating 4 Active
USD294652S Expandable hat and fan General 4 Expired
US8475215B2 Replaceable connection for portable electronic devices Emerging Cross-Sectional Technologies 3 Active
US6602799B2 Method of forming a uniform ultra-thin gate oxide layer Electricity 3 Expired
US8517771B2 Replaceable connection for portable electronic devices Emerging Cross-Sectional Technologies 2 Active
US10510251B2 Parking space light Physics 2 Active
US9479408B2 Detecting and alerting performance degradation during features ramp-up Electricity 2 Active
USD764564S1 Camera mount General 1 Active

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