Inventor · Irvine, CA, US

Roger Koumans

16Patents
12h-index
20Co-inventors
74Inventor score

Filing activity: Sep 18, 2003 → Mar 14, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US7085443B1 Doping profiles in PN diode optical modulators Physics 56 Expired
US7136544B1 PN diode optical modulators fabricated in strip loaded waveguides Physics 52 Expired
US8168939B2 Method and system for a light source assembly supporting direct coupling to an integrated circuit Electricity 49 Active
US7251408B1 Doping profiles in PN diode optical modulators Physics 40 Expired
US7116853B2 PN diode optical modulators fabricated in rib waveguides Physics 31 Expired
US8772704B2 Method and system for a light source assembly supporting direct coupling to an integrated circuit Electricity 26 Active
US7515775B1 Distributed amplifier optical modulator Physics 26 Active
US8440989B2 Method and system for a light source assembly supporting direct coupling to an integrated circuit Electricity 20 Active
US7039258B2 Distributed amplifier optical modulators Physics 19 Expired
US10234646B2 Light source assembly supporting direct coupling to an integrated circuit Electricity 15 Active
US7826688B1 Enhancing the sensitivity of resonant optical modulating and switching devices Electricity 13 Active
US7450787B2 Distributed amplifier optical modulators Physics 12 Active
US7899276B2 Distributed amplifier optical modulator Physics 9 Active
US10948665B2 Optical coupling assembly Physics 1 Active
US11163126B2 Light source assembly supporting direct coupling to an integrated circuit Electricity 1 Active
US7006550B2 Traveling-wave lasers with a linear cavity Electricity 1 Expired

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