Inventor · San Francisco, CA, US

Felix Ejeckam

17Patents
7h-index
13Co-inventors
63Inventor score

Filing activity: Dec 11, 1998 → Sep 15, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US6329063A Method for producing high quality heteroepitaxial growth using stress engineering and innovative substrates Emerging Cross-Sectional Technologies 108 Expired
US7595507B2 Semiconductor devices having gallium nitride epilayers on diamond substrates Electricity 30 Active
US8674405B1 Gallium—nitride-on-diamond wafers and devices, and methods of manufacture Electricity 13 Active
US8283672B2 Semiconductor devices having gallium nitride epilayers on diamond substrates Electricity 12 Active
US7943485B2 Composite wafers having bulk-quality semiconductor layers and method of manufacturing thereof Emerging Cross-Sectional Technologies 10 Active
US9359693B2 Gallium-nitride-on-diamond wafers and manufacturing equipment and methods of manufacture Electricity 8 Active
US8759134B2 Gallium-nitride-on-diamond wafers and devices, and methods of manufacture Electricity 8 Active
US8283189B2 Method for manufacturing semiconductor devices having gallium nitride epilayers on diamond substrates Electricity 7 Active
US8945966B2 Method for manufacturing semiconductor devices having gallium nitride epilayers on diamond substrates using intermediate nucleating layer Electricity 6 Active
US10374553B2 Microwave transmitter with improved information throughput Electricity 3 Active
US10332820B2 Satellite communication transmitter with improved thermal management Electricity 2 Active
US10985082B2 Apparatus for efficient high-frequency communications Electricity 1 Active
US10811335B2 Satellite communication transmitter with improved thermal management Electricity 1 Active
US10804853B2 Microwave transmitter with improved information throughput Electricity 1 Active
US10586850B2 Handle for semiconductor-on-diamond wafers and method of manufacture Emerging Cross-Sectional Technologies 0 Active
US11495515B2 Wireless communication system with improved thermal performance Electricity 0 Active
US11594466B2 Wireless transmitter with improved thermal management Electricity 0 Active

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