Patent assignee · US · COMPANY

Seagate Technology LLC

8,689Patents
5,167Active
8,689Granted
59Portfolio score

Filing activity: May 14, 1981 → Oct 11, 2024 · 1,273 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US6445530B1 Class AB H-bridge using current sensing MOSFETs Physics 1,013 Expired
US9025393B2 Method of optimizing solid state drive soft retry voltages Physics 324 Active
US8824261B1 Peer to peer vibration mitigation Physics 324 Active
US9069940B2 Secure host authentication using symmetric key cryptography Electricity 292 Active
US7392542B2 Restoration of data corrupted by viruses using pre-infected copy of data Electricity 288 Active
US6731473B2 Dual pseudo spin valve heads Emerging Cross-Sectional Technologies 231 Expired
US5991113A Slider with temperature responsive transducer positioning Physics 229 Expired
US10028402B1 Planar expansion card assembly Electricity 228 Active
USRE34100E Data error correction system General 213 Expired
US6493804B1 Global file system and data storage device locks Emerging Cross-Sectional Technologies 212 Expired
US5678042A Network management system having historical virtual catalog snapshots for overview of historical changes to files distributively stored across network domain Emerging Cross-Sectional Technologies 212 Expired
US9619321B1 Internal copy-back with read-verify Electricity 180 Active
US6081499A Magneto-optical data storage system having an optical-processing flying head Physics 180 Expired
US7330404B2 Near-field optical transducers for thermal assisted magnetic and optical data storage Physics 180 Expired
US9417960B2 Preventing programming errors from occurring when programming flash memory cells Electricity 167 Active
US6049650A Structure for micro-machine optical tooling and method for making and using Physics 166 Expired
US6504675B1 Perpendicular magnetic recording heads with write pole shaped to reduce skew effects during writing Physics 162 Expired
US7006375B2 Hybrid write mechanism for high speed and high density magnetic random access memory Physics 157 Expired
US6058094A Flying magneto-optical head with a steerable mirror Physics 153 Expired
US6954340B2 Perpendicular magnetic recording head with nonmagnetic write gap greater than twice side shield gap distance Physics 152 Expired
US6178150A Offset optics for use with optical heads Physics 148 Expired
US6781927B1 Data storage system having an optical processing flying head Physics 147 Expired
US4746998A Method for mapping around defective sectors in a disc drive Physics 138 Expired
US6185063A Methods and apparatus for overlapping data tracks on a storage medium Physics 138 Expired
US5369345A Method and apparatus for adaptive control Physics 135 Expired

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