Patent assignee · COMPANY

STMicroelectronics SA

7,965Patents
4,972Active
7,965Granted
59Portfolio score

Filing activity: Mar 31, 1992 → Jun 28, 2024 · 1,337 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US6953609B2 High-density plasma process for depositing a layer of silicon nitride Electricity 510 Expired
US6828712B2 High-efficiency driver circuit for capacitive loads Electricity 369 Expired
US8862955B2 Apparatus for at-speed testing, in inter-domain mode, of a multi-clock-domain digital integrated circuit according to BIST or SCAN techniques Physics 216 Active
US7369165B2 Noise filter for Bayer pattern image data Physics 202 Expired
US8228684B2 Multi chip electronic system Electricity 196 Active
US6473028B1 Detection of the distance between an electromagnetic transponder and a terminal Physics 194 Expired
US6703921B1 Operation in very close coupling of an electromagnetic transponder system Physics 193 Expired
US6031445A Transformer for integrated circuits Emerging Cross-Sectional Technologies 176 Expired
US7012832B1 Magnetic memory cell with plural read transistors Physics 157 Expired
US7110289B1 Method and system for controlling MRAM write current to reduce power consumption Physics 153 Expired
US6320394A Capacitive distance sensor Physics 136 Expired
US6972430B2 Sublithographic contact structure, phase change memory cell with optimized heater shape, and manufacturing method thereof Electricity 134 Expired
US6259635A Capacitive boosting circuit for the regulation of the word line reading voltage in non-volatile memories Physics 132 Expired
US6256022A Low-cost semiconductor user input device Physics 128 Expired
US7122824B2 Sublithographic contact structure, in particular for a phase change memory cell, and fabrication process thereof Electricity 127 Expired
US6836081B2 LED driver circuit and method Electricity 124 Expired
US6807103B2 Page-erasable flash memory Physics 120 Expired
US6169691A Method for maintaining the memory content of non-volatile memory cells Physics 118 Expired
US6157073A Isolation between power supplies of an analog-digital circuit Electricity 116 Expired
US6362633B1 Capacitive distance sensor Physics 116 Expired
US6365930B1 Edge termination of semiconductor devices for high voltages with resistive voltage divider Electricity 116 Expired
US6329808A Method and system for the detection, by inductive coupling, of a load modulation signal Electricity 115 Expired
US5942004A Device and a method for storing data and corresponding error-correction information Physics 115 Expired
US6894471B2 Method of regulating the supply voltage of a load and related voltage regulator Electricity 114 Expired
US6927441B2 Variable stage charge pump Electricity 114 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.