Inventor · San Diego, CA, US

Igor V. Fomenkov

164Patents
40h-index
182Co-inventors
93Inventor score

Filing activity: Jul 16, 1993 → Oct 16, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US6128323A Reliable modular production quality narrow-band high REP rate excimer laser Electricity 171 Expired
US5729562A Pulse power generating circuit with energy recovery Electricity 151 Expired
US6005879A Pulse energy control for excimer laser Electricity 146 Expired
US6567450B2 Very narrow band, two chamber, high rep rate gas discharge laser system Electricity 144 Expired
US5991324A Reliable. modular, production quality narrow-band KRF excimer laser Electricity 139 Expired
US6625191B2 Very narrow band, two chamber, high rep rate gas discharge laser system Electricity 136 Expired
US6192064A Narrow band laser with fine wavelength control Electricity 135 Expired
US6094448A Grating assembly with bi-directional bandwidth control Electricity 112 Expired
US5978391A Wavelength reference for excimer laser Electricity 111 Expired
US5771258A Aerodynamic chamber design for high pulse repetition rate excimer lasers Electricity 110 Expired
US6064072A Plasma focus high energy photon source Electricity 92 Expired
US6078599A Wavelength shift correction technique for a laser Electricity 88 Expired
US6566667B1 Plasma focus light source with improved pulse power system Electricity 88 Expired
US6972421B2 Extreme ultraviolet light source Electricity 86 Expired
US5450207A Method and apparatus for calibrating a laser wavelength control mechanism Physics 84 Expired
US7164144B2 EUV light source Physics 79 Expired
US6671294B2 Laser spectral engineering for lithographic process Electricity 77 Expired
US6452199B1 Plasma focus high energy photon source with blast shield Electricity 76 Expired
US6586757B2 Plasma focus light source with active and buffer gas control Electricity 75 Expired
US7087914B2 High repetition rate laser produced plasma EUV light source Electricity 69 Expired
US6815700B2 Plasma focus light source with improved pulse power system Electricity 69 Expired
US6566668B2 Plasma focus light source with tandem ellipsoidal mirror units Electricity 66 Expired
US7405416B2 Method and apparatus for EUV plasma source target delivery Electricity 64 Expired
US5898725A Excimer laser with greater spectral bandwidth and beam stability Electricity 61 Expired
US7491954B2 Drive laser delivery systems for EUV light source Electricity 60 Active

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