Inventor · Yokohama, JP

Joerg Wohlfahrt

18Patents
7h-index
21Co-inventors
55Inventor score

Filing activity: Jan 11, 2000 → Dec 30, 2003

Most-cited inventions

PatentTitleAreaCited byStatus
US7187602B2 Reducing memory failures in integrated circuits Physics 10 Expired
US6717431B2 Method for semiconductor yield loss calculation Electricity 9 Expired
US6999887B2 Memory cell signal window testing apparatus Physics 8 Expired
US6482716B1 Uniform recess depth of recessed resist layers in trench structure Electricity 7 Expired
US6639824B1 Memory architecture Physics 7 Expired
US6553521B1 Method for efficient analysis semiconductor failures Physics 7 Expired
US6963813B1 Method and apparatus for fast automated failure classification for semiconductor wafers Electricity 7 Expired
US6800890B1 Memory architecture with series grouped by cells Electricity 6 Expired
US6826099B2 2T2C signal margin test mode using a defined charge and discharge of BL and /BL Physics 6 Expired
US6720598B1 Series memory architecture Electricity 4 Expired
US6731529B2 Variable capacitances for memory cells within a cell group Electricity 3 Expired
US6731554B1 2T2C signal margin test mode using resistive element Physics 3 Expired
US6707699B1 Historical information storage for integrated circuits Physics 2 Expired
US6885597B2 Sensing test circuit Physics 2 Expired
US6807084B1 FeRAM memory device Physics 1 Expired
US6856560B2 Redundancy in series grouped memory architecture Physics 1 Expired
US6903959B2 Sensing of memory integrated circuits Physics 1 Expired
US7003432B2 Method of and system for analyzing cells of a memory device Physics 1 Expired

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