Inventor · Sugar Land, TX, US

Sheng Chang

29Patents
4h-index
31Co-inventors
59Inventor score

Filing activity: Jul 31, 2007 → Sep 1, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US7730936B2 Active cable for wellbore heating and distributed temperature sensing Physics 57 Active
US9412492B2 Torque-balanced, gas-sealed wireline cables Emerging Cross-Sectional Technologies 7 Active
US8969726B2 Torque-balanced electrical cable Textiles; Paper 5 Active
US10087717B2 Dual use cable with fiber optics for use in wellbore operations Physics 5 Active
US8901425B2 Wireline cables not requiring seasoning Electricity 4 Active
US10001613B2 Methods and cables for use in fracturing zones in a well Electricity 4 Active
US9638021B2 Pump deployment via cable Fixed Constructions 4 Active
US11387014B2 Torque-balanced, gas-sealed wireline cables Emerging Cross-Sectional Technologies 3 Active
US10062476B2 High power opto-electrical cable with multiple power and telemetry paths Emerging Cross-Sectional Technologies 2 Active
US11268329B2 Electrically conductive fiber optic slickline for coiled tubing operations Electricity 2 Active
US10487616B2 Packoff seals and processes for using same Fixed Constructions 2 Active
US9496075B2 Wireline cables not requiring seasoning Electricity 1 Active
US9859037B2 Downhole cables and methods of making the same Electricity 1 Active
US10738577B2 Methods and cables for use in fracturing zones in a well Fixed Constructions 1 Active
US10037836B2 Slickline manufacturing techniques Performing Operations; Transporting 0 Active
US10262770B2 Method of making a cable Emerging Cross-Sectional Technologies 0 Active
US11315706B2 Downhole cable and method of making a downhole cable Emerging Cross-Sectional Technologies 0 Active
US10468156B2 Cables with polymeric jacket layers Electricity 0 Active
US12163394B2 Reduced torque wireline cable Electricity 0 Active
US9679677B2 Cable Emerging Cross-Sectional Technologies 0 Active
US8069879B2 Hydrocarbon application hose Mechanical Engineering; Lighting; Heating 0 Active
US12405436B2 Electrically conductive fiber optic slickline for coiled tubing operations Electricity 0 Active
US10304589B2 Downhole cables and methods of making the same Electricity 0 Active
US9767938B2 Cables and methods of making cables Physics 0 Active
US10854354B2 Downhole cables and methods of making the same Electricity 0 Active

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