Inventor · Toyota, JP

Akitaka Soeno

38Patents
5h-index
39Co-inventors
65Inventor score

Filing activity: Aug 28, 2008 → Jan 23, 2018

Most-cited inventions

PatentTitleAreaCited byStatus
US8248116B2 Method of driving reverse conducting semiconductor device, semiconductor device and power supply device Electricity 11 Active
US9520487B2 Reverse conducting insulated gate bipolar transistor Electricity 8 Active
US7952143B2 Semiconductor device having IGBT and diode Electricity 7 Active
US8716746B2 Semiconductor device Electricity 6 Active
US9379224B2 Semiconductor device Electricity 5 Active
US8952449B2 Semiconductor device having both IGBT area and diode area Electricity 5 Active
US8384211B2 Semiconductor apparatus with improved efficiency of thermal radiation Electricity 5 Active
US9029871B2 Semiconductor device Electricity 4 Active
US8330185B2 Semiconductor device having semiconductor substrate including diode region and IGBT region Electricity 4 Active
US8362519B2 Semiconductor device Electricity 4 Active
US9647108B2 Silicon carbide semiconductor device Electricity 4 Active
US9853139B2 Semiconductor device and method for manufacturing the semiconductor device Electricity 4 Active
US9818860B2 Silicon carbide semiconductor device and method for producing the same Electricity 3 Active
US8299496B2 Semiconductor device having semiconductor substrate including diode region and IGBT region Electricity 3 Active
US9865728B2 Switching device Electricity 3 Active
US9768287B1 Switching device Electricity 3 Active
US8686467B2 Semiconductor device comprising semiconductor substrate and having diode region and IGBT region Electricity 3 Active
US9722075B2 Semiconductor device Electricity 2 Active
US8531857B2 Power supply device and method for driving the same Electricity 2 Active
US9773883B2 Method for manufacturing insulated gate type switching device having low-density body region and high-density body region Electricity 2 Active
US9941273B2 Semiconductor device and method of manufacturing the semiconductor device Electricity 2 Active
US9966460B2 Switching device Electricity 2 Active
US9543428B2 Silicon carbide semiconductor device and method for producing the same Electricity 2 Active
US9627248B2 Insulated gate type semiconductor device Electricity 1 Active
US8723220B2 Semiconductor device Electricity 1 Active

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