Inventor · Moriyama, JP

Hongbing Du

7Patents
2h-index
11Co-inventors
48Inventor score

Filing activity: Dec 27, 1999 → Aug 11, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US8659850B2 Brushless motor, disk drive apparatus, and method of manufacturing the brushless motor Electricity 3 Active
US6538852B1 Bearing device with damping mechanism Physics 2 Expired
US8867166B2 Spindle motor and disk drive apparatus Electricity 1 Active
US9318928B2 Brushless motor, disk drive apparatus and brushless motor manufacturing method Electricity 0 Active
US9667108B2 Brushless motor and disk drive apparatus Electricity 0 Active
US9209656B2 Brushless motor and disk drive apparatus Electricity 0 Active
US12171057B2 Manufacturing method for pcb with thermal conductor embedded therein, and pcb Emerging Cross-Sectional Technologies 0 Active

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