Inventor · Beaverton, OR, US

David R. Evans

104Patents
24h-index
32Co-inventors
90Inventor score

Filing activity: Oct 3, 1986 → Jun 6, 2016

Most-cited inventions

PatentTitleAreaCited byStatus
US7968419B2 Back-to-back metal/semiconductor/metal (MSM) Schottky diode Electricity 109 Active
US7029924B2 Buffered-layer memory cell Physics 94 Expired
US6194310A Method of forming amorphous conducting diffusion barriers Electricity 81 Expired
US5939334A System and method of selectively cleaning copper substrate surfaces, in-situ, to remove copper oxides Electricity 78 Expired
US6200866A Use of silicon germanium and other alloys as the replacement gate for the fabrication of MOSFET Electricity 70 Expired
US6410462B1 Method of making low-K carbon doped silicon oxide Electricity 64 Expired
US6573134B2 Dual metal gate CMOS devices and method for making the same Electricity 62 Expired
US7407858B2 Resistance random access memory devices and method of fabrication Electricity 61 Active
US7205238B2 Chemical mechanical polish of PCMO thin films for RRAM applications Electricity 56 Expired
US7060586B2 PCMO thin film with resistance random access memory (RRAM) characteristics Physics 52 Expired
US5936707A Multi-level reticle system and method for forming multi-level resist profiles Physics 46 Expired
US7633108B2 Metal/semiconductor/metal current limiter Electricity 46 Active
US6620664B2 Silicon-germanium MOSFET with deposited gate dielectric and metal gate electrode and method for making the same Electricity 46 Expired
US7446010B2 Metal/semiconductor/metal (MSM) back-to-back Schottky diode Electricity 43 Active
US7160819B2 Method to perform selective atomic layer deposition of zinc oxide Electricity 37 Expired
US6290736A Chemically active slurry for the polishing of noble metals and method for same Chemistry; Metallurgy 34 Expired
US5906910A Multi-level photoresist profile method Physics 34 Expired
US7271081B2 Metal/ZnOx/metal current limiter Electricity 32 Expired
US6992025B2 Strained silicon on insulator from film transfer and relaxation by hydrogen implantation Electricity 27 Expired
US6774054B1 High temperature annealing of spin coated Pr1-xCaxMnO3 thim film for RRAM application Electricity 27 Expired
US5907762A Method of manufacture of single transistor ferroelectric memory cell using chemical-mechanical polishing Electricity 26 Expired
US6939724B2 Method for obtaining reversible resistance switches on a PCMO thin film when integrated with a highly crystallized seed layer Physics 26 Expired
US5914202A Method for forming a multi-level reticle Physics 26 Expired
US7256429B2 Memory cell with buffered-layer Physics 25 Expired
US6133106A Fabrication of a planar MOSFET with raised source/drain by chemical mechanical polishing and nitride replacement Electricity 22 Expired

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