Inventor · Yokkaichi, JP

Ippei Kume

31Patents

6h-index

45Co-inventors

65Inventor score

Filing activity: May 8, 2007 → Mar 4, 2022

Most-cited inventions

Patent	Title	Area	Cited by	Status
US8759212B2	Semiconductor device and method of manufacturing semiconductor device	Electricity	9	Active
US8648441B2	Semiconductor device and method of manufacturing semiconductor device	Electricity	8	Active
US8946800B2	Semiconductor device with protective layer and method of manufacturing same	Electricity	7	Active
US10026715B2	Semiconductor device and manufacturing method thereof	Electricity	7	Active
US9337093B2	Method of manufacturing semiconductor device	Electricity	7	Active
US8390046B2	Semiconductor device	Electricity	6	Active
US11043419B2	Semiconductor device and manufacturing method thereof	Electricity	4	Active
US9196731B2	Semiconductor device	Electricity	3	Active
US11769747B2	Semiconductor device and method of manufacturing the same	Electricity	3	Active
US9231105B2	Semiconductor device with group-III nitride compound semiconductor layer on substrate for transistor	Electricity	2	Active
US10153227B2	Method for producing semiconductor device and semiconductor device	Electricity	2	Active
US8624328B2	Semiconductor device	Electricity	2	Active
US10297531B2	Method for producing semiconductor device and semiconductor device	Electricity	1	Active
US8803285B2	Semiconductor device capable of reducing interelectrode leak current and manufacturing method thereof	Electricity	1	Active
US10204862B2	Method of manufacturing semiconductor device, and semiconductor device	Electricity	1	Active
US10468334B2	Semiconductor device and manufacturing method thereof	Electricity	1	Active
US10269748B2	Semiconductor device and manufacturing method of semiconductor device	Electricity	0	Active
US10566311B2	Semiconductor device	Electricity	0	Active
US10943852B2	Semiconductor device and method for manufacturing the same	Electricity	0	Active
US10741505B2	Method of manufacturing semiconductor device and semiconductor device	Electricity	0	Active
US10211165B2	Method of manufacturing semiconductor device and semiconductor device	Electricity	0	Active
US9589951B2	High-electron-mobility transistor with protective diode	Electricity	0	Active
US12394482B2	Semiconductor memory device and manufacturing method thereof	Electricity	0	Active
US10971400B2	Semiconductor device, substrate for semiconductor device and method of manufacturing the semiconductor device	Electricity	0	Active
US10892232B2	Semiconductor device	Electricity	0	Active

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