Inventor · Yamagata, JP

Emi Ito

19Patents

4h-index

18Co-inventors

57Inventor score

Filing activity: Sep 19, 1995 → Oct 12, 2023

Most-cited inventions

Patent	Title	Area	Cited by	Status
US6248944A	Apparatus for switching picture items of different types by suitable transition modes	Physics	164	Expired
US5833469A	Method of operating a karaoke network system with system program distribution and karaoke network system	Physics	37	Expired
US5978667A	Electronic exchange system for portable stations	Electricity	8	Expired
US10277193B2	Circuit board and electronic circuit module using the same	Electricity	4	Active
US10186365B2	Inductor	Electricity	2	Active
US11817844B2	Common mode filter	Electricity	1	Active
US10193516B2	Common mode filter	Electricity	1	Active
US10389328B2	Differential mode filter	Electricity	0	Active
US10958233B2	Common mode filter	Electricity	0	Active
US12143089B2	Common mode filter	Electricity	0	Active
US10453600B2	Differential mode filter	Electricity	0	Active
US10629363B2	Coil device	Electricity	0	Active
US10374568B2	Common mode filter	Electricity	0	Active
US12073972B2	Common mode filter	Electricity	0	Active
US12040116B2	Common mode filter	Electricity	0	Active
US11605485B2	Common mode filter	Electricity	0	Active
US9209489B2	Battery and mixed molten liquid	Emerging Cross-Sectional Technologies	0	Active
US12020839B2	Common mode filter	Electricity	0	Active
US11563415B2	Common mode filter	Electricity	0	Active

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