Inventor · Felton, CA, US

Steven Sapp

59Patents
24h-index
55Co-inventors
91Inventor score

Filing activity: Jun 6, 1989 → Oct 31, 2013

Most-cited inventions

PatentTitleAreaCited byStatus
US6429481B1 Field effect transistor and method of its manufacture Electricity 366 Expired
US7345342B2 Power semiconductor devices and methods of manufacture Emerging Cross-Sectional Technologies 270 Expired
US6710403B2 Dual trench power MOSFET Emerging Cross-Sectional Technologies 201 Expired
US6351018B1 Monolithically integrated trench MOSFET and Schottky diode Electricity 175 Expired
US8143124B2 Methods of making power semiconductor devices with thick bottom oxide layer Emerging Cross-Sectional Technologies 132 Active
US7576388B1 Trench-gate LDMOS structures Electricity 110 Expired
US6566749B1 Semiconductor die package with improved thermal and electrical performance Electricity 84 Expired
US5879994A Self-aligned method of fabricating terrace gate DMOS transistor Emerging Cross-Sectional Technologies 83 Expired
US7982265B2 Trenched shield gate power semiconductor devices and methods of manufacture Emerging Cross-Sectional Technologies 71 Active
US7504306B2 Method of forming trench gate field effect transistor with recessed mesas Electricity 64 Active
US7393749B2 Charge balance field effect transistor Electricity 62 Active
US7504303B2 Trench-gate field effect transistors and methods of forming the same Electricity 61 Active
US6803626B2 Vertical charge control semiconductor device Electricity 60 Expired
US6424035B1 Semiconductor bilateral switch Electricity 59 Expired
US4908328A High voltage power IC process Emerging Cross-Sectional Technologies 57 Expired
US5602046A Integrated zener diode protection structures and fabrication methods for DMOS power devices Emerging Cross-Sectional Technologies 52 Expired
US5342797A Method for forming a vertical power MOSFET having doped oxide side wall spacers Emerging Cross-Sectional Technologies 48 Expired
US6423623B1 Low Resistance package for semiconductor devices Electricity 41 Expired
US6710406B2 Field effect transistor and method of its manufacture Electricity 39 Expired
US6710418B1 Schottky rectifier with insulation-filled trenches and method of forming the same Electricity 39 Expired
US7033891B2 Trench gate laterally diffused MOSFET devices and methods for making such devices Electricity 35 Expired
US6828195B2 Method of manufacturing a trench transistor having a heavy body region Electricity 32 Expired
US5767550A Integrated zener diode overvoltage protection structures in power DMOS device applications Emerging Cross-Sectional Technologies 31 Expired
US7416948B2 Trench FET with improved body to gate alignment Electricity 24 Active
US7514322B2 Shielded gate field effect transistor Electricity 24 Active

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