Inventor · Ryugasaki, JP

Hiroya Shimizu

21Patents
7h-index
31Co-inventors
65Inventor score

Filing activity: Jan 27, 1997 → Sep 13, 2007

Most-cited inventions

PatentTitleAreaCited byStatus
US6211576A Semiconductor device Electricity 36 Expired
US5838549A Memory module and an IC card Emerging Cross-Sectional Technologies 29 Expired
US7823096B2 Inductance analysis system and method and program therefor Electricity 12 Active
US6326699A Semiconductor device Electricity 9 Expired
US6531785B2 Semiconductor device Electricity 8 Expired
US6828810B2 Semiconductor device testing apparatus and method for manufacturing the same Physics 7 Expired
US6864568B2 Packaging device for holding a plurality of semiconductor devices to be inspected Electricity 7 Expired
US6784533B2 Semiconductor device Electricity 5 Expired
US7345892B2 Semiconductor device, noise reduction method, and shield cover Electricity 5 Expired
US6614246B1 Probe structure Physics 4 Expired
US7119446B2 Semiconductor device Electricity 4 Expired
US6864695B2 Semiconductor device testing apparatus and semiconductor device manufacturing method using it Physics 3 Expired
US6955870B2 Method of manufacturing a semiconductor device Physics 3 Expired
US6882039B2 Semiconductor device Electricity 3 Expired
US6952110B2 Testing apparatus for carrying out inspection of a semiconductor device Physics 2 Expired
US6977514B2 Probe structure Physics 2 Expired
US6465264B1 Method for producing semiconductor device and apparatus usable therein Physics 1 Expired
US7030478B2 Semiconductor device Electricity 1 Expired
US7681154B2 Method for designing device, system for aiding to design device, and computer program product therefor Physics 1 Active
US8362614B2 Fine pitch grid array type semiconductor device Electricity 1 Active
US6885208B2 Semiconductor device and test device for same Electricity 1 Expired

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