Inventor · Cupertino, CA, US

William Lo

229Patents
28h-index
60Co-inventors
93Inventor score

Filing activity: Feb 19, 1993 → Nov 1, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US6831479B2 Circuit for reducing pin count of a semiconductor chip and method for configuring the chip Electricity 140 Expired
US5375089A Plural port memory system utilizing a memory having a read port and a write port Physics 113 Expired
US7005861B1 Cable tester Physics 66 Expired
US6825672B1 Cable tester Physics 65 Expired
US8829917B1 Cable tester Electricity 64 Active
US7203851B1 Method and apparatus for detecting and supplying power by a first network device to a second network device Electricity 55 Expired
US7068044B1 Cable tester Electricity 53 Expired
US6992491B1 Cable tester Physics 52 Expired
US6977507B1 Cable tester with indicator Physics 51 Expired
US7403018B1 Cable tester Physics 50 Active
US5592486A System and method for efficiently monitoring information in a network having a plurality of repeaters Electricity 50 Expired
US7173431B1 Cable tester Physics 50 Expired
US6587558B2 System and method for virtual interactive response unit Electricity 49 Expired
US7068043B1 Cable tester Electricity 49 Expired
US5550803A Method and system for increasing network information carried in a data packet via packet tagging Electricity 44 Expired
US6980007B1 Cable tester with insertion loss and return loss estimators Physics 43 Expired
US5850515A Intrusion control in repeater based networks Electricity 43 Expired
US5539737A Programmable disrupt of multicast packets for secure networks Electricity 41 Expired
US5905577A Dual-laser voltage probing of IC's Physics 40 Expired
US5353353A Repeater security system Electricity 36 Expired
US7161911B1 Method and apparatus for autonegotiation between network devices Electricity 34 Expired
US7570657B1 Autonegotiation between 1000Base-X and 1000Base-T Electricity 32 Expired
US7639687B1 Encoding scheme with arbitrary control symbol placement Electricity 32 Active
US6462814B1 Beam delivery and imaging for optical probing of a device operating under electrical test Physics 31 Expired
US7054309B1 Ethernet automatic fiber/copper media selection logic Emerging Cross-Sectional Technologies 31 Expired

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