RY

Roger J. Yerdon

IBM: 6 patents #16,453 of 70,183Top 25%
Overall (All Time): #853,668 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
9097989 Target and method for mask-to-wafer CD, pattern placement and overlay measurement and control Christopher P. Ausschnitt, Jaime D. Morillo, Jed H. Rankin 2015-08-04
9087740 Fabrication of lithographic image fields using a proximity stitch metrology Christopher P. Ausschnitt, Jaime D. Morillo 2015-07-21
8423945 Methods and systems to meet technology pattern density requirements of semiconductor fabrication processes Jeanne P. Bickford, Allan O. Cruz, Michelle Lynn GILL, Howard S. Landis, David V. MacDonnell, II +1 more 2013-04-16
8039366 Method for providing rotationally symmetric alignment marks for an alignment system that requires asymmetric geometric layout Karen L. Holloway, Holly LaFerrara, Alexander L. Martin, Martin E. Powell, Timothy J. Wiltshire 2011-10-18
6908830 Method for printing marks on the edges of wafers Andrew Lu, Donald M. Odiwo 2005-06-21
5304441 Method of optimizing exposure of photoresist by patterning as a function of thermal modeling Donald J. Samuels 1994-04-19