Inventor · Yamanashi, JP

Etuo Egashira

4Patents
3h-index
3Co-inventors
43Inventor score

Filing activity: Feb 19, 1986 → Nov 3, 2000

Most-cited inventions

PatentTitleAreaCited byStatus
US4783225A Wafer and method of working the same Emerging Cross-Sectional Technologies 19 Expired
US5230747A Wafer having chamfered bend portions in the joint regions between the contour of the wafer and the cut-away portion of the wafer Emerging Cross-Sectional Technologies 11 Expired
US5279992A Method of producing a wafer having a curved notch Emerging Cross-Sectional Technologies 10 Expired
USRE40139E1 Wafer having chamfered bend portions in the joint regions between the contour of the cut-away portion of the wafer General 0 Expired

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