Inventor · Chandler, AZ, US

Mark Durlam

57Patents
21h-index
50Co-inventors
87Inventor score

Filing activity: Jun 6, 1994 → May 2, 2006

Most-cited inventions

PatentTitleAreaCited byStatus
US6331943A MTJ MRAM series-parallel architecture Physics 238 Expired
US5966323A Low switching field magnetoresistive tunneling junction for high density arrays Physics 186 Expired
US5940319A Magnetic random access memory and fabricating method thereof Electricity 154 Expired
US6211090A Method of fabricating flux concentrating layer for use with magnetoresistive random access memories Performing Operations; Transporting 153 Expired
US6233172A Magnetic element with dual magnetic states and fabrication method thereof Electricity 153 Expired
US5861328A Method of fabricating GMR devices Electricity 136 Expired
US6835423B2 Method of fabricating a magnetic element with insulating veils Emerging Cross-Sectional Technologies 134 Expired
US6174737A Magnetic random access memory and fabricating method thereof Electricity 125 Expired
US5902690A Stray magnetic shielding for a non-volatile MRAM Emerging Cross-Sectional Technologies 91 Expired
US6153443A Method of fabricating a magnetic random access memory Electricity 86 Expired
US5659499A Magnetic memory and method therefor Physics 80 Expired
US6544801B1 Method of fabricating thermally stable MTJ cell and apparatus Electricity 66 Expired
US5699293A Method of operating a random access memory device having a plurality of pairs of memory cells as the memory device Physics 53 Expired
US6365419B1 High density MRAM cell array Electricity 51 Expired
US5804458A Method of fabricating spaced apart submicron magnetic memory cells Electricity 51 Expired
US5959880A Low aspect ratio magnetoresistive tunneling junction Physics 39 Expired
US5768183A Multi-layer magnetic memory cells with improved switching characteristics Physics 38 Expired
US6909631B2 MRAM and methods for reading the MRAM Physics 30 Expired
US7262069B2 3-D inductor and transformer devices in MRAM embedded integrated circuits Electricity 30 Expired
US6518071B1 Magnetoresistive random access memory device and method of fabrication thereof Electricity 25 Expired
US6784510B1 Magnetoresistive random access memory device structures Performing Operations; Transporting 24 Expired
US5703805A Method for detecting information stored in a MRAM cell having two magnetic layers in different thicknesses Physics 19 Expired
US6760266B2 Sense amplifier and method for performing a read operation in a MRAM Physics 17 Expired
US6812040B2 Method of fabricating a self-aligned via contact for a magnetic memory element Electricity 17 Expired
US6911156B2 Methods for fabricating MRAM device structures Emerging Cross-Sectional Technologies 17 Expired

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