Inventor · San Jose, CA, US

Cheng T. Horng

167Patents
33h-index
70Co-inventors
93Inventor score

Filing activity: Dec 30, 1977 → Dec 28, 2015

Most-cited inventions

PatentTitleAreaCited byStatus
US7449345B2 Capping structure for enhancing dR/R of the MTJ device Electricity 133 Expired
US6773515B2 FeTa nano-oxide layer as a capping layer for enhancement of giant magnetoresistance in bottom spin valve structures Emerging Cross-Sectional Technologies 111 Expired
US7262941B2 FeTa nano-oxide layer as a capping layer for enhancement of giant magnetoresistance in bottom spin valve structures Emerging Cross-Sectional Technologies 104 Expired
US6292336A Giant magnetoresistive (GMR) sensor element with enhanced magnetoresistive (MR) coefficient Physics 96 Expired
US5159508A Magnetic head slider having a protective coating thereon Emerging Cross-Sectional Technologies 92 Expired
US6466418B1 Bottom spin valves with continuous spacer exchange (or hard) bias Emerging Cross-Sectional Technologies 90 Expired
US7948044B2 Low switching current MTJ element for ultra-high STT-RAM and a method for making the same Emerging Cross-Sectional Technologies 89 Active
US7750421B2 High performance MTJ element for STT-RAM and method for making the same Electricity 88 Active
US8823118B2 Spin torque transfer magnetic tunnel junction fabricated with a composite tunneling barrier layer Electricity 82 Active
US4211582A Process for making large area isolation trenches utilizing a two-step selective etching technique Emerging Cross-Sectional Technologies 72 Expired
US8470462B2 Structure and method for enhancing interfacial perpendicular anisotropy in CoFe(B)/MgO/CoFe(B) magnetic tunnel junctions Emerging Cross-Sectional Technologies 65 Active
US4318751A Self-aligned process for providing an improved high performance bipolar transistor Emerging Cross-Sectional Technologies 59 Expired
US5175658A Thin film magnetic head having a protective coating and method for making same Physics 58 Expired
US7480173B2 Spin transfer MRAM device with novel magnetic free layer Emerging Cross-Sectional Technologies 57 Active
US7595520B2 Capping layer for a magnetic tunnel junction device to enhance dR/R and a method of making the same Electricity 56 Active
US8138561B2 Structure and method to fabricate high performance MTJ devices for spin-transfer torque (STT)-RAM Electricity 53 Active
US8749003B2 High performance MTJ element for conventional MRAM and for STT-RAM and a method for making the same Electricity 51 Active
US7105372B2 Magnetic tunneling junction film structure with process determined in-plane magnetic anisotropy Electricity 51 Expired
US4381953A Polysilicon-base self-aligned bipolar transistor process Electricity 47 Expired
US8080432B2 High performance MTJ element for STT-RAM and method for making the same Electricity 45 Active
US9006704B2 Magnetic element with improved out-of-plane anisotropy for spintronic applications Electricity 45 Active
US5874010A Pole trimming technique for high data rate thin film heads Physics 45 Expired
US4338138A Process for fabricating a bipolar transistor Emerging Cross-Sectional Technologies 44 Expired
US6770382B1 GMR configuration with enhanced spin filtering Emerging Cross-Sectional Technologies 43 Expired
US7390529B2 Free layer for CPP GMR having iron rich NiFe Emerging Cross-Sectional Technologies 43 Expired

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