Inventor · Boise, ID, US

Ray Beffa

29Patents
15h-index
9Co-inventors
70Inventor score

Filing activity: Sep 19, 1995 → Apr 7, 2005

Most-cited inventions

PatentTitleAreaCited byStatus
US6032264A Apparatus and method implementing repairs on a memory device Physics 83 Expired
US5910921A Self-test of a memory device Physics 68 Expired
US5867505A Method and apparatus for testing an integrated circuit including the step/means for storing an associated test identifier in association with integrated circuit identifier for each test to be performed on the integrated circuit Physics 59 Expired
US5982682A Self-test circuit for memory integrated circuits Physics 50 Expired
US5657284A Apparatus and method for testing for defects between memory cells in packaged semiconductor memory devices Physics 48 Expired
US6233185A Wafer level burn-in of memory integrated circuits Physics 47 Expired
US6058056A Data compression circuit and method for testing memory devices Physics 39 Expired
US5754486A Self-test circuit for memory integrated circuits Physics 38 Expired
US6119251A Self-test of a memory device Physics 27 Expired
US5852581A Method of stress testing memory integrated circuits Physics 24 Expired
US6625073B1 Apparatus and method for testing for defects between memory cells in packaged semiconductor memory devices Physics 21 Expired
US5898629A System for stressing a memory integrated circuit die Physics 20 Expired
US6128756A System for optimizing the testing and repair time of a defective integrated circuit Physics 19 Expired
US6145092A Apparatus and method implementing repairs on a memory device Physics 16 Expired
US6181154A Method and apparatus for testing of dielectric defects in a packaged semiconductor memory device Physics 15 Expired
US6094734A Test arrangement for memory devices using a dynamic row for creating test data Physics 15 Expired
US6003149A Test method and apparatus for writing a memory array with a reduced number of cycles Physics 14 Expired
US6079037A Method and apparatus for detecting intercell defects in a memory device Physics 14 Expired
US5966025A Method and apparatus for testing of dielectric defects in a packaged semiconductor memory device Physics 11 Expired
US6477662B1 Apparatus and method implementing repairs on a memory device Physics 10 Expired
US6347386B1 System for optimizing the testing and repair time of a defective integrated circuit Physics 10 Expired
US5885846A Method and apparatus for testing of dielectric defects in a packaged semiconductor memory device Physics 10 Expired
US5965902A Method and apparatus for testing of dielectric defects in a packaged semiconductor memory device Physics 8 Expired
US7069484B2 System for optimizing anti-fuse repair time using fuse id Physics 7 Expired
US6622270B2 System for optimizing anti-fuse repair time using fuse ID Physics 6 Expired

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