CL

Choonghyun Lee

IBM: 72 patents #18 of 11,143Top 1%
Overall (2019): #134 of 560,194Top 1%
72
Patents 2019

Issued Patents 2019

Showing 25 most recent of 72 patents

Patent #TitleCo-InventorsDate
10522649 Inverse T-shaped contact structures having air gap spacers Kangguo Cheng, Juntao Li, Heng Wu, Peng Xu 2019-12-31
10522594 Resistive memory with a plurality of resistive random access memory cells each comprising a transistor and a resistive element Peng Xu, Kangguo Cheng, Juntao Li 2019-12-31
10522419 Stacked field-effect transistors (FETs) with shared and non-shared gates Takashi Ando, Pouya Hashemi, Alexander Reznicek, Jingyun Zhang 2019-12-31
10504794 Self-aligned silicide/germanide formation to reduce external resistance in a vertical field-effect transistor Kangguo Cheng, Juntao Li, Peng Xu 2019-12-10
10504997 Silicon-germanium Fin structure having silicon-rich outer surface Hemanth Jagannathan, Shogo Mochizuki, Koji Watanabe 2019-12-10
10497796 Vertical transistor with reduced gate length variation Kangguo Cheng, Juntao Li, Peng Xu 2019-12-03
10497752 Resistive random-access memory array with reduced switching resistance variability Takashi Ando, Seyoung Kim, Wilfried E. Haensch 2019-12-03
10490559 Gate formation scheme for nanosheet transistors having different work function metals and different nanosheet width dimensions Takashi Ando, Ruqiang Bao, Pouya Hashemi 2019-11-26
10483361 Wrap-around-contact structure for top source/drain in vertical FETs Christopher J. Waskiewicz, Alexander Reznicek, Hemanth Jagannathan 2019-11-19
10475923 Method and structure for forming vertical transistors with various gate lengths Kangguo Cheng, Shogo Mochizuki, Juntao Li 2019-11-12
10468498 Vertical fin bipolar junction transistor with high germanium content silicon germanium base Seyoung Kim, Injo Ok, Soon-Cheon Seo 2019-11-05
10468532 Nanosheet substrate isolation scheme by lattice matched wide bandgap semiconductor Alexander Reznicek, Xin Miao, Jingyun Zhang 2019-11-05
10461184 Transistor having reduced gate-induced drain-leakage current Kangguo Cheng 2019-10-29
10460982 Formation of semiconductor devices with dual trench isolations Juntao Li, Kangguo Cheng, Peng Xu 2019-10-29
10453844 Techniques for enhancing vertical gate-all-around FET performance Injo Ok, Soon-Cheon Seo, Seyoung Kim 2019-10-22
10453937 Self-limited inner spacer formation for gate-all-around field effect transistors Robinhsinku Chao, Heng Wu, Chun Wing Yeung, Jingyun Zhang 2019-10-22
10453940 Vertical field effect transistor with strained channel region extension Shogo Mochizuki, Juntao Li, Kangguo Cheng 2019-10-22
10446664 Inner spacer formation and contact resistance reduction in nanosheet transistors Kangguo Cheng, Juntao Li, Peng Xu 2019-10-15
10439043 Formation of self-aligned bottom spacer for vertical transistors Ruqiang Bao, Hemanth Jagannathan, Shogo Mochizuki 2019-10-08
10439044 Method and structure of fabricating I-shaped silicon germanium vertical field-effect transistors Kangguo Cheng, Juntao Li, Peng Xu 2019-10-08
10431502 Maskless epitaxial growth of phosphorus-doped Si and boron-doped SiGe (Ge) for advanced source/drain contact Shogo Mochizuki, Chun Wing Yeung, Hemanth Jagannathan 2019-10-01
10431660 Self-limiting fin spike removal Kangguo Cheng, Juntao Li, Peng Xu 2019-10-01
10424482 Methods and structures for forming a tight pitch structure Peng Xu, Kangguo Cheng, Juntao Li 2019-09-24
10418288 Techniques for forming different gate length vertical transistors with dual gate oxide Ruqiang Bao, Shogo Mochizuki, Chun Wing Yeung 2019-09-17
10410928 Homogeneous densification of fill layers for controlled reveal of vertical fins Kangguo Cheng, Juntao Li, Heng Wu, Peng Xu 2019-09-10