AK

Ajay Kumar

Applied Materials: 22 patents #3 of 946Top 1%
HU Hong Kong Polytechnic University: 1 patents #6 of 66Top 10%
TI Texas Instruments: 1 patents #396 of 1,200Top 35%
Overall (2016): #972 of 481,213Top 1%
24
Patents 2016

Issued Patents 2016

Patent #TitleCo-InventorsDate
9483681 Method of 3D biometrics identification Cyril Kwong 2016-11-01
9460966 Method and apparatus for dicing wafers having thick passivation polymer layer Wei-Sheng Lei, Brad Eaton 2016-10-04
9443765 Water soluble mask formation by dry film vacuum lamination for laser and plasma dicing Wei-Sheng Lei, James S. Papanu, Prabhat Kumar, Brad Eaton 2016-09-13
9425062 Method for improving CD micro-loading in photomask plasma etching Zhigang Mao, Xiaoyi Chen, Amitabh Sabharwal 2016-08-23
9412619 Method of outgassing a mask material deposited over a workpiece in a process tool Prabhat Kumar, Wei-Sheng Lei, Martin S. Wohlert, James S. Papanu, Brad Eaton 2016-08-09
9401722 Autoconfigurable phase-locked loop which automatically maintains a constant damping factor and adjusts the loop bandwidth to a constant ratio of the reference frequency Krishnaswamy Nagaraj, Joonsung Park 2016-07-26
9355907 Hybrid wafer dicing approach using a line shaped laser beam profile laser scribing process and plasma etch process Wei-Sheng Lei, Jungrae Park, Prabhat Kumar, James S. Papanu, Brad Eaton 2016-05-31
9349648 Hybrid wafer dicing approach using a rectangular shaped two-dimensional top hat laser beam profile or a linear shaped one-dimensional top hat laser beam profile laser scribing process and plasma etch process Wei-Sheng Lei, Prabhat Kumar, Jungrae Park, Brad Eaton 2016-05-24
9343366 Dicing wafers having solder bumps on wafer backside Wei-Sheng Lei, James S. Papanu, Aparna Iyer, Brad Eaton 2016-05-17
9330977 Hybrid wafer dicing approach using a galvo scanner and linear stage hybrid motion laser scribing process and plasma etch process Wei-Sheng Lei, Brad Eaton 2016-05-03
9312177 Screen print mask for laser scribe and plasma etch wafer dicing process Prabhat Kumar, Brad Eaton, Wei-Sheng Lei, James S. Papanu 2016-04-12
9299614 Method and carrier for dicing a wafer James M. Holden, Brad Eaton, Aparna Iyer 2016-03-29
9299611 Method of wafer dicing using hybrid laser scribing and plasma etch approach with mask plasma treatment for improved mask etch resistance Wei-Sheng Lei, Brad Eaton, James S. Papanu, Jungrae Park 2016-03-29
9287093 Dynamic ion radical sieve and ion radical aperture for an inductively coupled plasma (ICP) reactor Saravjeet Singh, Graeme Scott 2016-03-15
9281244 Hybrid wafer dicing approach using an adaptive optics-controlled laser scribing process and plasma etch process Jungrae Park, Wei-Sheng Lei, James S. Papanu, Brad Eaton 2016-03-08
9280051 Methods for reducing line width roughness and/or critical dimension nonuniformity in a patterned photoresist layer Banqiu Wu, Rao Yalamanchili, Omkaram Nalamasu 2016-03-08
9275902 Dicing processes for thin wafers with bumps on wafer backside Wei-Sheng Lei, James S. Papanu, Aparna Iyer, Brad Eaton 2016-03-01
9269604 Wafer edge warp suppression for thin wafer supported by tape frame Wei-Sheng Lei, Brad Eaton 2016-02-23
9263308 Water soluble mask for substrate dicing by laser and plasma etch Wei-Sheng Lei, Saravjeet Singh, Madhava Rao Yalamanchili, Brad Eaton 2016-02-16
9252057 Laser and plasma etch wafer dicing with partial pre-curing of UV release dicing tape for film frame wafer application Mohammad Kamruzzaman Chowdhury, Wei-Sheng Lei, Todd Egan, Brad Eaton, Madhava Rao Yalamanchili 2016-02-02
9250514 Apparatus and methods for fabricating a photomask substrate for EUV applications Banqiu Wu 2016-02-02
9245802 Wafer dicing using femtosecond-based laser and plasma etch Wei-Sheng Lei, Brad Eaton, Madhava Rao Yalamanchili, Saravjeet Singh, James M. Holden 2016-01-26
9245803 Hybrid wafer dicing approach using a bessel beam shaper laser scribing process and plasma etch process Jungrae Park, Wei-Sheng Lei, James S. Papanu, Brad Eaton 2016-01-26
9236305 Wafer dicing with etch chamber shield ring for film frame wafer applications Wei-Sheng Lei, Saravjeet Singh, Jivko Dinev, Aparna Iyer, Brad Eaton 2016-01-12