Patent assignee · US · COMPANY

Symbios Logic Inc.

85Patents
0Active
85Granted
41Portfolio score

Filing activity: Nov 8, 1990 → Apr 14, 1997

Most-cited patents

PatentTitleAreaCited byStatus
US5568629A Method for partitioning disk drives within a physical disk array and selectively assigning disk drive partitions into a logical disk array Physics 252 Expired
US5742752A Method for performing a RAID stripe write operation using a drive XOR command set Physics 160 Expired
US5487160A Concurrent image backup for disk storage system Physics 155 Expired
US5625405A Architectural arrangement for a video server Electricity 142 Expired
US5736833A Rapid battery charging circuit with overvoltage shunt Electricity 137 Expired
US5574851A Method for performing on-line reconfiguration of a disk array concurrent with execution of disk I/O operations Physics 129 Expired
US5617102A Communications transceiver using an adaptive directional antenna Electricity 127 Expired
US5480840A Multi-chip module with multiple compartments Emerging Cross-Sectional Technologies 123 Expired
US5533190A Method for maintaining parity-data consistency in a disk array Physics 120 Expired
US5536968A Polysilicon fuse array structure for integrated circuits Electricity 119 Expired
US5577213A Multi-device adapter card for computer Physics 115 Expired
US5596708A Method and apparatus for the protection of write data in a disk array Physics 77 Expired
US5563782A Wall outlet with direct current output Electricity 74 Expired
US5644786A Method for scheduling the execution of disk I/O operations Physics 62 Expired
US5671365A I/O system for reducing main processor overhead in initiating I/O requests and servicing I/O completion events Physics 59 Expired
US5665845A Electronic device with a spin-on glass dielectric layer Emerging Cross-Sectional Technologies 59 Expired
US5726991A Integral bit error rate test system for serial data communication links Electricity 48 Expired
US5728626A Spin-on conductor process for integrated circuits Electricity 48 Expired
US5701309A Automated test equipment digital tester expansion apparatus Physics 48 Expired
US5598549A Array storage system for returning an I/O complete signal to a virtual I/O daemon that is separated from software array driver and physical device driver Physics 47 Expired
US5719983A Method and apparatus for placement of video data based on disk zones Electricity 45 Expired
US5645736A Method for polishing a wafer Chemistry; Metallurgy 42 Expired
US5616943A Electrostatic discharge protection system for mixed voltage application specific integrated circuit design Electricity 41 Expired
US5574262A Noise cancellation for non-ideal electrostatic shielding Physics 41 Expired
US5608390A Synchronous telemetry channel Physics 40 Expired

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