Patent assignee · US · COMPANY

Programmable Microelectronics Corporation

35Patents
0Active
35Granted
37Portfolio score

Filing activity: Nov 14, 1995 → Aug 17, 2004

Most-cited patents

PatentTitleAreaCited byStatus
US5581504A Non-volatile electrically erasable memory with PMOS transistor NAND gate structure Physics 252 Expired
US5907484A Charge pump Electricity 116 Expired
US5625544A Charge pump Electricity 89 Expired
US5687118A PMOS memory cell with hot electron injection programming and tunnelling erasing Electricity 84 Expired
US5761121A PMOS single-poly non-volatile memory structure Electricity 81 Expired
US6166954A Single poly non-volatile memory having a PMOS write path and an NMOS read path Physics 74 Expired
US5736764A PMOS flash EEPROM cell with single poly Electricity 71 Expired
US5841165A PMOS flash EEPROM cell with single poly Electricity 67 Expired
US5723355A Method to incorporate non-volatile memory and logic components into a single sub-0.3 micron fabrication process for embedded non-volatile memory Electricity 53 Expired
US5912842A Nonvolatile PMOS two transistor memory cell and array Electricity 51 Expired
US5706227A Double poly split gate PMOS flash memory cell Electricity 47 Expired
US5798967A Sensing scheme for non-volatile memories Physics 42 Expired
US5666307A PMOS flash memory cell capable of multi-level threshold voltage storage Electricity 40 Expired
US5691939A Triple poly PMOS flash memory cell Electricity 39 Expired
US5796656A Row decoder circuit for PMOS non-volatile memory cell which uses electron tunneling for programming and erasing Physics 37 Expired
US5966329A Apparatus and method for programming PMOS memory cells Physics 36 Expired
US5909392A PMOS memory array having OR gate architecture Physics 32 Expired
US5801994A Non-volatile memory array architecture Physics 32 Expired
US5687116A Programming pulse ramp control circuit Physics 27 Expired
US5777926A Row decoder circuit for PMOS non-volatile memory cell which uses channel hot electrons for programming Physics 25 Expired
US7009880B1 Non-volatile memory architecture to improve read performance Physics 19 Expired
US6851014B2 Memory device having automatic protocol detection Physics 16 Expired
US6204721A Method and apparatus for switching a well potential in response to an output voltage Electricity 15 Expired
US5982693A Sense amplifier with improved bit line initialization Physics 12 Expired
US5952851A Boosted voltage driver Electricity 12 Expired

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