JF

John Fretwell

FE Fei: 1 patents #375 of 681Top 60%
KL Kla-Tencor: 1 patents #316 of 626Top 55%
Overall (All Time): #1,862,156 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11513079 Method and system for wafer defect inspection Roger Alvis, Laurens Franz Taemsz Kwakman, Tomas Vystavel 2022-11-29
7453274 Detection of defects using transient contrast Lei Zhong, Kara L. Sherman, Robert W. Fiordalice 2008-11-18