ZL

Zhizheng Liu

SL Spansion Llc.: 31 patents #9 of 769Top 2%
AM AMD: 13 patents #907 of 9,279Top 10%
Cypress Semiconductor: 3 patents #568 of 1,852Top 35%
DE Delta Electronics: 1 patents #1,366 of 2,746Top 50%
LP Lineage Power: 1 patents #11 of 36Top 35%
LH Linear Technology Holding: 1 patents #192 of 326Top 60%
📍 Shanghai, CA: #106 of 801 inventorsTop 15%
Overall (All Time): #54,789 of 4,157,543Top 2%
50
Patents All Time

Issued Patents All Time

Showing 1–25 of 50 patents

Patent #TitleCo-InventorsDate
9171936 Barrier region underlying source/drain regions for dual-bit memory devices Shankar Sinha, Yi He, Ming Sang Kwan 2015-10-27
9153596 Adjacent wordline disturb reduction using boron/indium implant Gulzar Kathawala, Kuo-Tung Chang, Lei Xue 2015-10-06
9142311 Screening for reference cells in a memory Cindy Sun, He Yi, Gulzar Kathawala 2015-09-22
8995198 Multi-pass soft programming Gulzar Kathawala, Mark Randolph, Yi He, Tio Wei Neo, Cindy Sun +5 more 2015-03-31
8559255 Controlling AC disturbance while programming Sung-Yong Chung, Yugi Mizuguchi, Xuguang Wang, Yi He, Ming Sang Kwan +4 more 2013-10-15
8404541 Strapping contact for charge protection Wei Zheng, Jean Y. Yang, Mark Randolph, Ming Sang Kwan, Yi He +1 more 2013-03-26
8264165 Method and system for dimming an offline LED driver Wei Gu 2012-09-11
8264898 Controlling AC disturbance while programming Sung-Yong Chung, Yugi Mizuguchi, Xuguang Wang, Yi He, Ming Sang Kwan +4 more 2012-09-11
8203178 System and method for reducing process-induced charging Ashot Melik Martirosian, Mark Randolph 2012-06-19
7995386 Applying negative gate voltage to wordlines adjacent to wordline associated with read or verify to reduce adjacent wordline disturb Yuji Mizuguchi, Mark Randolph, Darlene Hamilton, Yi He, Yanxia Lin +9 more 2011-08-09
7986562 Controlling AC disturbance while programming Sung-Yong Chung, Yugi Mizuguchi, Xuguang Wang, Yi He, Ming Sang Kwan +4 more 2011-07-26
7977218 Thin oxide dummy tiling as charge protection Cinti X. Chen, Yi He, Wenmei Li, Ming Sang Kwan, Yu Sun +1 more 2011-07-12
7952938 Selective application of word line bias to minimize fringe effects in electromagnetic fields during erase of nonvolatile memory Gulzar Kathawala, Wei Zheng, Sung-Yong Chung, Timothy Thurgate, Kuo-Tung Chang +2 more 2011-05-31
7944746 Room temperature drift suppression via soft program after erase Gwyn Robert Jones, Mark Randolph, John Anthony Darilek, Sean Michael O'Mullan, Jacob Marcantel +7 more 2011-05-17
7888218 Using thick spacer for bitline implant then remove Shankar Sinha, Timothy Thurgate, Ming Sang Kwan 2011-02-15
7804125 System and method for reducing process-induced charging Ashot Melik Martirosian, Mark Randolph 2010-09-28
7750407 Strapping contact for charge protection Wei Zheng, Jean Y. Yang, Mark Randolph, Ming Sang Kwan, Yi He +1 more 2010-07-06
7746698 Programming in memory devices using source bitline voltage bias An-Chung Chen, Wei Zheng, Kuo-Tung Chang, Sung-Yong Chung, Gulzar Ahmed Kathawala +1 more 2010-06-29
7746705 Selective application of word line bias to minimize fringe effects in electromagnetic fields during erase of nonvolatile memory Gulzar Ahmed Kathawala, Wei Zheng, Sung-Yong Chung, Timothy Thurgate, Kuo-Tung Chang +2 more 2010-06-29
7679967 Controlling AC disturbance while programming Sung-Yong Chung, Yugi Mizuguchi, Xuguang Wang, Yi He, Ming Sang Kwan +4 more 2010-03-16
7671405 Deep bitline implant to avoid program disturb Timothy Thurgate, Yi He, Ming Sang Kwan, Xuguang Wang 2010-03-02
7626869 Multi-phase wordline erasing for flash memory Xuguang Wang, Yi He, Sung-Yong Chung, Darlene Hamilton, Ashot Melik-Martirosian +4 more 2009-12-01
7619932 Algorithm for charge loss reduction and Vt distribution improvement Gwyn Robert Jones, Edward Franklin Runnion, Mark Randolph 2009-11-17
7573103 Back-to-back NPN/PNP protection diodes Yi He, Meng Ding, Wei Zheng 2009-08-11
7561457 Select transistor using buried bit line from core Mark Randolph, Ashot Melik-Martirosian, Yi He, Shankar Sinha 2009-07-14