Inventor · Los Gatos, CA, US

Kristian E. Johnsgard

15Patents
12h-index
17Co-inventors
71Inventor score

Filing activity: Feb 25, 1992 → Apr 10, 2002

Most-cited inventions

PatentTitleAreaCited byStatus
US5830277A Thermal processing system with supplemental resistive heater and shielded optical pyrometry Electricity 107 Expired
US6172337A System and method for thermal processing of a semiconductor substrate Chemistry; Metallurgy 107 Expired
US5324684A Gas phase doping of semiconductor material in a cold-wall radiantly heated reactor under reduced pressure Emerging Cross-Sectional Technologies 80 Expired
US6200634A Thermal processing system with supplemental resistive heater and shielded optical pyrometry Electricity 80 Expired
US5493987A Chemical vapor deposition reactor and method Electricity 65 Expired
US6342691B1 Apparatus and method for thermal processing of semiconductor substrates Chemistry; Metallurgy 54 Expired
US6301434A Apparatus and method for CVD and thermal processing of semiconductor substrates Chemistry; Metallurgy 52 Expired
US6002109A System and method for thermal processing of a semiconductor substrate Chemistry; Metallurgy 52 Expired
US6403925B1 System and method for thermal processing of a semiconductor substrate Chemistry; Metallurgy 22 Expired
US6046439A System and method for thermal processing of a semiconductor substrate Electricity 22 Expired
US6436796B1 Systems and methods for epitaxial processing of a semiconductor substrate Chemistry; Metallurgy 20 Expired
US6902622B2 Systems and methods for epitaxially depositing films on a semiconductor substrate Electricity 19 Expired
US6399921B1 System and method for thermal processing of a semiconductor substrate Electricity 10 Expired
US6043460A System and method for thermal processing of a semiconductor substrate Chemistry; Metallurgy 9 Expired
US7176417B2 Apparatuses and methods for resistively heating a thermal processing system Electricity 3 Expired

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