Inventor · Lompoc, CA, US

Mathew C. Schmidt

51Patents
13h-index
35Co-inventors
80Inventor score

Filing activity: Dec 11, 2007 → Jun 9, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US8351478B2 Growth structures and method for forming laser diodes on {30-31} or off cut gallium and nitrogen containing substrates Electricity 235 Active
US8355418B2 Growth structures and method for forming laser diodes on {20-21} or off cut gallium and nitrogen containing substrates Electricity 233 Active
US8252662B1 Method and structure for manufacture of light emitting diode devices using bulk GaN Electricity 215 Active
US8451876B1 Method and system for providing bidirectional light sources with broad spectrum Electricity 138 Active
US8634442B1 Optical device structure using GaN substrates for laser applications Electricity 73 Active
US8048225B2 Large-area bulk gallium nitride wafer and method of manufacture Chemistry; Metallurgy 64 Active
US8306081B1 High indium containing InGaN substrates for long wavelength optical devices Electricity 60 Active
US8492185B1 Large area nonpolar or semipolar gallium and nitrogen containing substrate and resulting devices Electricity 38 Active
US9543738B2 Low voltage laser diodes on {20-21} gallium and nitrogen containing substrates Electricity 36 Active
US9048170B2 Method of fabricating optical devices using laser treatment Electricity 25 Active
US8975615B2 Method of fabricating optical devices using laser treatment of contact regions of gallium and nitrogen containing material Electricity 20 Active
US9071039B2 Optical device structure using GaN substrates for laser applications Electricity 14 Active
US9184563B1 Laser diodes with an etched facet and surface treatment Electricity 13 Active
US8638828B1 Method and system for providing directional light sources with broad spectrum Electricity 12 Active
US9166372B1 Gallium nitride containing laser device configured on a patterned substrate Electricity 8 Active
US8848755B1 Method and system for providing directional light sources with broad spectrum Electricity 8 Active
US8211723B2 Al(x)Ga(1-x)N-cladding-free nonpolar III-nitride based laser diodes and light emitting diodes Electricity 7 Active
US10090644B2 Low voltage laser diodes on {20-21} gallium and nitrogen containing substrates Electricity 6 Active
US9106049B1 Method and system for providing directional light sources with broad spectrum Electricity 6 Active
US9722398B2 Optical device structure using GaN substrates for laser applications Electricity 5 Active
US9837790B1 Method and system for providing directional light sources with broad spectrum Electricity 5 Active
US9608407B1 Laser diodes with an etched facet and surface treatment Electricity 5 Active
US9362720B1 Method and system for providing directional light sources with broad spectrum Electricity 5 Active
US9466949B1 Gallium nitride containing laser device configured on a patterned substrate Electricity 4 Active
US9853420B2 Low voltage laser diodes on {20-21} gallium and nitrogen containing substrates Electricity 4 Active

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