Inventor · Torrance, CA, US

Aaron K. Oki

19Patents
10h-index
17Co-inventors
65Inventor score

Filing activity: Aug 30, 1991 → Feb 2, 2001

Most-cited inventions

PatentTitleAreaCited byStatus
US6465289B1 Method of fabricating monolithic multifunction integrated circuit devices Electricity 34 Expired
US5672522A Method for making selective subcollector heterojunction bipolar transistors Emerging Cross-Sectional Technologies 21 Expired
US5323138A Reliable thin film resistors for integrated circuit applications Electricity 20 Expired
US5838031A Low noise-high linearity HEMT-HBT composite Electricity 19 Expired
US5162243A Method of producing high reliability heterojunction bipolar transistors Emerging Cross-Sectional Technologies 17 Expired
US5448087A Heterojunction bipolar transistor with graded base doping Electricity 15 Expired
US5648666A Double-epitaxy heterojunction bipolar transistors for high speed performance Electricity 14 Expired
US6680494B2 Ultra high speed heterojunction bipolar transistor having a cantilevered base Electricity 12 Expired
US5631477A Quaternary collector InAlAs-InGaAlAs heterojunction bipolar transistor Electricity 12 Expired
US6376867B1 Heterojunction bipolar transistor with reduced thermal resistance Electricity 10 Expired
US6072371A Quenchable VCO for switched band synthesizer applications Electricity 10 Expired
US5262335A Method to produce complementary heterojunction bipolar transistors Emerging Cross-Sectional Technologies 9 Expired
US5736417A Method of fabricating double photoresist layer self-aligned heterojunction bipolar transistor Emerging Cross-Sectional Technologies 8 Expired
US5840612A Method of fabricating very high gain heterojunction bipolar transistors Electricity 8 Expired
US5930636A Method of fabricating high-frequency GaAs substrate-based Schottky barrier diodes Electricity 5 Expired
US6037646A High-frequency GaAs substrate based schottky barrier diodes Electricity 3 Expired
US5892248A Double photoresist layer self-aligned heterojuction bipolar transistor Emerging Cross-Sectional Technologies 3 Expired
US5986517A Low-loss air suspended radially combined patch for N-way RF switch Electricity 2 Expired
US6528829B1 Integrated circuit structure having a charge injection barrier Electricity 0 Expired

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