Inventor · San Francisco, CA, US

William Leong

29Patents
19h-index
15Co-inventors
74Inventor score

Filing activity: Apr 19, 1993 → Jan 31, 2003

Most-cited inventions

PatentTitleAreaCited byStatus
US5550782A Programmable logic array integrated circuits Physics 303 Expired
US5537057A Programmable logic array device with grouped logic regions and three types of conductors Electricity 280 Expired
US5828229A Programmable logic array integrated circuits Physics 159 Expired
US5541530A Programmable logic array integrated circuits with blocks of logic regions grouped into super-blocks Electricity 158 Expired
US5473266A Programmable logic device having fast programmable logic array blocks and a central global interconnect array Electricity 116 Expired
US5598109A Programmable logic array device with grouped logic regions and three types of conductors Electricity 79 Expired
US6134173A Programmable logic array integrated circuits Physics 79 Expired
US5812479A Programmable logic array integrated circuits Physics 70 Expired
US5341044A Flexible configuration logic array block for programmable logic devices Electricity 68 Expired
US5543732A Programmable logic array devices with interconnect lines of various lengths Electricity 59 Expired
US5668771A Programmable logic array integrated circuits Physics 56 Expired
US5883850A Programmable logic array integrated circuits Electricity 53 Expired
US5848005A Programmable logic array integrated circuits Physics 52 Expired
US5592106A Programmable logic array integrated circuits with interconnection conductors of overlapping extent Electricity 50 Expired
US5614840A Programmable logic array integrated circuits with segmented, selectively connectable, long interconnection conductors Electricity 49 Expired
US5705939A Programmable logic array integrated circuits with segmented, selectively connectable, long interconnection conductors Electricity 32 Expired
US5764583A Programmable logic array integrated circuits Physics 26 Expired
US6897679B2 Programmable logic array integrated circuits Physics 26 Expired
US6278291A Programmable logic array devices with interconnect lines of various lengths Electricity 24 Expired
US6128692A Programming and verification address generation for random access memory blocks in programmable logic array integrated circuit devices Electricity 18 Expired
US5900743A Programmable logic array devices with interconnect lines of various lengths Electricity 16 Expired
US6064599A Programmable logic array integrated circuits Physics 14 Expired
US6018490A Programmable logic array integrated circuits Physics 10 Expired
US5838628A Programmable logic array integrated circuits Physics 6 Expired
US6028808A Programmable logic array integrated circuits Physics 4 Expired

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