Inventor · Little Canada, MN, US

Charles C. Lee

29Patents
11h-index
24Co-inventors
75Inventor score

Filing activity: Jul 22, 1982 → Oct 24, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US6282566A System and method for a debit card telecom service Electricity 82 Expired
US6104803A Intelligent service peripheral device Electricity 77 Expired
US5912954A Method and system for providing billing information in a telecommunications network Electricity 75 Expired
US5721086A Image receptor medium Emerging Cross-Sectional Technologies 60 Expired
US6480890B1 World Wide Web interface to telecom service creation environment Electricity 50 Expired
US5747148A Ink jet printing sheet Emerging Cross-Sectional Technologies 48 Expired
US6447112B1 Radiation curing system and method for inkjet printers Performing Operations; Transporting 33 Expired
US6660352B2 Adhesive electrostatic sheets Emerging Cross-Sectional Technologies 28 Expired
US8239674B2 System and method of protecting files from unauthorized modification or deletion Physics 20 Active
US5818484A Printing fluid supply system having an apparatus for maintaining constant static pressure Performing Operations; Transporting 15 Expired
US7388598B2 3D camera system and method Electricity 12 Active
US6713840B1 Metal-insulator-metal device structure inserted into a low k material and the method for making same Electricity 11 Expired
US4492970A Laser diode printer Performing Operations; Transporting 10 Expired
US9064115B2 Malware detection system and method for limited access mobile platforms Electricity 9 Active
US4761660A Laser scanning apparatus using a fan style grating plate Electricity 8 Expired
US6465077B1 Black line screens and methods of making same Emerging Cross-Sectional Technologies 6 Expired
US7611293B2 3D rover camera system and method Electricity 6 Active
US8876558B2 Electrical connector Electricity 2 Active
US8998647B2 Electrical connector Electricity 1 Active
US11004213B2 Methods and systems for determining motion of a device Physics 1 Active
US7416953B2 Vertical MIM capacitors and method of fabricating the same Electricity 1 Active
US8535068B2 USB connector Electricity 1 Active
US6075774A Method and device for generating a frame check sequence Electricity 1 Expired
US10717003B2 Methods and systems for merging real world media within a virtual world Physics 0 Active
US11296906B2 Wireless programming device and methods for machine control systems Electricity 0 Active

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