Patent assignee · US · COMPANY

T-RAM Semiconductor

58Patents
31Active
58Granted
43Portfolio score

Filing activity: Feb 4, 2003 → Jul 1, 2011 · 29 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US7078739B1 Thyristor-based memory and its method of operation Electricity 279 Expired
US7456439B1 Vertical thyristor-based memory with trench isolation and its method of fabrication Electricity 147 Expired
US7464282B1 Apparatus and method for producing dummy data and output clock generator using same Physics 53 Active
US7786505B1 Reduction of charge leakage from a thyristor-based memory cell Electricity 40 Active
US7326969B1 Semiconductor device incorporating thyristor-based memory and strained silicon Electricity 38 Expired
US8093107B1 Thyristor semiconductor memory and method of manufacture Electricity 37 Active
US7460395B1 Thyristor-based semiconductor memory and memory array with data refresh Physics 37 Expired
US7268373B1 Thyristor-based memory and its method of operation Electricity 34 Expired
US7897440B1 Vertical thyristor-based memory with trench isolation and method of fabrication thereof Electricity 32 Active
US7195959B1 Thyristor-based semiconductor device and method of fabrication Electricity 31 Expired
US7304327B1 Thyristor circuit and approach for temperature stability Electricity 28 Expired
US7488627B1 Thyristor-based memory and its method of operation Electricity 28 Active
US7738274B1 Content-addressable memory architecture Physics 26 Active
US7157342B1 Thyristor-based semiconductor memory device and its method of manufacture Electricity 24 Expired
US7324394B1 Single data line sensing scheme for TCCT-based memory cells Physics 24 Active
US7893456B1 Thyristor-based memory and its method of operation Electricity 24 Active
US7279367B1 Method of manufacturing a thyristor semiconductor device Electricity 23 Expired
US8441881B1 Tracking for read and inverse write back of a group of thyristor-based memory cells Physics 22 Active
US7969777B1 Thyristor-based memory array having lines with standby voltages Physics 20 Active
US7187530B2 Electrostatic discharge protection circuit Electricity 17 Expired
US7894255B1 Thyristor based memory cell Electricity 16 Active
US7587643B1 System and method of integrated circuit testing Physics 15 Expired
US7573077B1 Thyristor-based semiconductor memory device with back-gate bias Electricity 15 Expired
US7042759B2 Dynamic data restore in thyristor-based memory device Physics 15 Expired
US7320895B1 Thyristor-based device having dual control ports Electricity 13 Expired

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