Inventor · Tokyo, JP

Kohei Sugihara

21Patents
6h-index
25Co-inventors
69Inventor score

Filing activity: Feb 3, 1999 → Dec 30, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US6566734B2 Semiconductor device Electricity 77 Expired
US6963139B2 Semiconductor device including a layer having a β-crystal structure Electricity 28 Expired
US6633070B2 Semiconductor device Electricity 25 Expired
US6228728A Method of fabricating semiconductor device Electricity 20 Expired
US6617654B2 Semiconductor device with sidewall spacers and elevated source/drain region Electricity 11 Expired
US6770977B2 Semiconductor device and method for fabricating the same Electricity 7 Expired
US7015107B2 Method of manufacturing semiconductor device Electricity 5 Expired
US7170109B2 Heterojunction semiconductor device with element isolation structure Electricity 4 Expired
US6624034B2 Method of making field effect transistor in which the increase of parasitic capacitance is restrained by scale reduction Electricity 3 Expired
US10716250B2 Component mounting apparatus Electricity 2 Active
US10784129B2 Mounting device and mounting method Electricity 1 Active
US10634325B2 Mounting device Electricity 1 Active
US6780723B2 Method of manufacturing semiconductor device General 0 Revoked
US11122719B2 Component mounter Electricity 0 Active
US10746618B2 Load measuring device and load measuring method Electricity 0 Active
US11835207B2 Mounting device Electricity 0 Active
US10091920B2 Surface mount device for control of holding and moving printed circuit board in the priority order Electricity 0 Active
US11751371B2 Component mounting device Emerging Cross-Sectional Technologies 0 Active
US11412648B2 Component-mounting device Electricity 0 Active
US11262056B2 Mounting device Electricity 0 Active
US10798861B2 Mounter Emerging Cross-Sectional Technologies 0 Active

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