KW

Keith Wells

KL Kla-Tencor: 10 patents #185 of 1,394Top 15%
TI Tencor Instruments: 3 patents #9 of 50Top 20%
Lam Research: 2 patents #1,015 of 2,128Top 50%
Applied Materials: 1 patents #4,780 of 7,310Top 70%
Overall (All Time): #286,698 of 4,157,543Top 7%
16
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12394655 Subsurface alignment metrology system for packaging applications Venkatakaushik Voleti, Mehdi Vaez-Iravani 2025-08-19
11984330 Atomic layer etch and deposition processing systems including a lens circuit with a tele-centric lens, an optical beam folding assembly, or a polygon scanner Dong Woo Paeng, Yunsang Kim, He Zhang, Alan M. Schoepp 2024-05-14
11263737 Defect classification and source analysis for semiconductor equipment Kapil Sawlani, Richard A. Gottscho, Michal Danek, Keith J. Hansen 2022-03-01
10648924 Generating high resolution images from low resolution images for semiconductor applications Jing Zhang, Grace Hsiu-Ling Chen, Kris Bhaskar, Nan BAI, Ping Gu +1 more 2020-05-12
10012599 Optical die to database inspection Xiaochun Li, Lisheng Gao, Tao Luo, Markus Huber 2018-07-03
9915625 Optical die to database inspection Lisheng Gao, Tao Luo, Xiaochun Li 2018-03-13
9816940 Wafer inspection with focus volumetric method Grace Hsiu-Ling Chen, Markus Huber, Se Baek Oh 2017-11-14
7477372 Optical scanning system for surface inspection Brian C. Leslie, Mehrdad Nikoonahad 2009-01-13
7075637 Optical scanning system for surface inspection Brian C. Leslie, Mehrdad Nikoonahad 2006-07-11
6922236 Systems and methods for simultaneous or sequential multi-perspective specimen defect inspection Mehdi Vaez-Iravani, Stan Stokowski, Steven Biellak, Jamie M. Sullivan, Mehrdad Nikoonahad 2005-07-26
6888627 Optical scanning system for surface inspection Brian C. Leslie, Mehrdad Nikoonahad 2005-05-03
6081325 Optical scanning system for surface inspection Brian C. Leslie, Mehrdad Nikoonahad 2000-06-27
5864394 Surface inspection system John R. Jordan, Mehrdad Nikoonahad 1999-01-26
5604585 Particle detection system employing a subsystem for collecting scattered light from the particles Ralph Johnson, Lee K. Galbraith 1997-02-18
5530550 Optical wafer positioning system Mehrdad Nikoonahad, Philip R. Rigg, David S. Calhoun 1996-06-25
5355212 Process for inspecting patterned wafers Hung Nguyen, Ralph Johnson, Brian C. Leslie 1994-10-11