Inventor · Setagaya, JP

Ryosuke Iijima

78Patents
4h-index
29Co-inventors
62Inventor score

Filing activity: Jun 22, 2006 → Jul 13, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US10177251B2 Semiconductor device, inverter circuit, drive device, vehicle, and elevator Electricity 5 Active
US9755064B2 Semiconductor device and method for manufacturing the same Electricity 4 Active
US7932150B2 Lateral oxidation with high-K dielectric liner Electricity 4 Active
US9941361B2 Method for fabricating semiconductor substrate, semiconductor substrate, and semiconductor device Electricity 4 Active
US10243038B1 Semiconductor device Electricity 3 Active
US10236339B2 Semiconductor device Electricity 3 Active
US10229994B2 Semiconductor device Electricity 2 Active
US10217811B1 Semiconductor device, method for manufacturing semiconductor device, inverter circuit, driving device, vehicle, and elevator Electricity 2 Active
US9490327B2 Semiconductor device and method of manufacturing the same Electricity 2 Active
US9679971B2 Semiconductor device Electricity 2 Active
US9748343B2 Semiconductor device Electricity 2 Active
US9728608B2 Semiconductor device, inverter circuit, and vehicle Electricity 2 Active
US9825121B2 Semiconductor device Electricity 2 Active
US11201223B2 Semiconductor device, inverter circuit, drive device, vehicle, and elevator each having a threshold-voltage-increasing portion in silicon carbide layer Electricity 1 Active
US9673315B2 Semiconductor device, inverter circuit, driving device, vehicle, and elevator Electricity 1 Active
US9064780B2 Semiconductor device Electricity 1 Active
US11276774B2 Semiconductor device, inverter circuit, driving device, vehicle, and elevator Emerging Cross-Sectional Technologies 1 Active
US11069803B2 Semiconductor device, method of manufacturing semiconductor device, inverter circuit, driving device, vehicle, and elevator Electricity 1 Active
US10431649B2 Semiconductor device Electricity 1 Active
US9812529B2 Semiconductor device and method for manufacturing the same Electricity 1 Active
US9716186B2 Semiconductor device manufacturing method, and semiconductor device Electricity 1 Active
US10249717B2 Semiconductor device and method for manufacturing the same Electricity 1 Active
US9601580B2 Semiconductor device Electricity 0 Active
US11411084B2 Semiconductor device, inverter circuit, drive device, vehicle, and elevator Emerging Cross-Sectional Technologies 0 Active
US10741395B2 Method for manufacturing semiconductor device Electricity 0 Active

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