Inventor · Hitachinaka, JP

Seiji Funaba

45Patents
15h-index
36Co-inventors
77Inventor score

Filing activity: May 1, 2000 → Dec 7, 2016

Most-cited inventions

PatentTitleAreaCited byStatus
US6628538B2 Memory module including module data wirings available as a memory access data bus Electricity 121 Expired
US7102905B2 Stacked memory, memory module and memory system Emerging Cross-Sectional Technologies 64 Expired
US6269051A Semiconductor device and timing control circuit Physics 57 Expired
US7633147B2 Semiconductor unit having two device terminals for every one input/output signal Emerging Cross-Sectional Technologies 57 Expired
US6937494B2 Memory module, memory chip, and memory system Physics 38 Expired
US6707726B2 Register without restriction of number of mounted memory devices and memory module having the same Physics 35 Expired
US6212127A Semiconductor device and timing control circuit Physics 34 Expired
US7095661B2 Semiconductor memory module, memory system, circuit, semiconductor device, and DIMM Physics 30 Expired
US8064222B2 Semiconductor integrated circuit device Electricity 27 Active
US6970369B2 Memory device Physics 26 Expired
US6519173B2 Memory system Electricity 23 Expired
US7385281B2 Semiconductor integrated circuit device Electricity 22 Expired
US7038498B2 Input/output circuit, reference-voltage generating circuit, and semiconductor integrated circuit Electricity 21 Expired
US6853213B2 Input/output circuit, reference-voltage generating circuit, and semiconductor integrated circuit Electricity 17 Expired
US7239169B2 Semiconductor apparatus capable of preventing occurrence of multiple reflection, driving method, and setting method thereof Electricity 16 Expired
US7282791B2 Stacked semiconductor device and semiconductor memory module Electricity 14 Expired
US6438014B2 High speed access compatible memory module Electricity 12 Expired
US7411806B2 Memory module and memory system Electricity 11 Active
US7161820B2 Memory module and memory system having an expandable signal transmission, increased signal transmission and/or high capacity memory Electricity 11 Expired
US8436590B2 Discharge circuit for smoothing capacitor of DC power supply Emerging Cross-Sectional Technologies 10 Active
US8686694B2 Discharge circuit for smoothing capacitor of DC power supply Emerging Cross-Sectional Technologies 10 Active
US6985009B2 Signal transmitting system Electricity 10 Expired
US6986072B2 Register capable of corresponding to wide frequency band and signal generating method using the same Electricity 10 Expired
US7478287B2 Semiconductor integrated circuit and electronic device Electricity 9 Active
US6411539B1 Memory system Electricity 8 Expired

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