CL

Choonghyun Lee

IBM: 99 patents #7 of 11,638Top 1%
ET Elpis Technologies: 3 patents #1 of 38Top 3%
KF Korea University Research And Business Foundation: 1 patents #34 of 274Top 15%
Overall (2021): #49 of 548,734Top 1%
103
Patents 2021

Issued Patents 2021

Showing 25 most recent of 103 patents

Patent #TitleCo-InventorsDate
11211462 Using selectively formed cap layers to form self-aligned contacts to source/drain regions Chanro Park, Kangguo Cheng, Ruilong Xie 2021-12-28
11211379 Fabrication of field effect transistors with different threshold voltages through modified channel interfaces Takashi Ando, Ruqiang Bao, Hemanth Jagannathan 2021-12-28
11205728 Vertical field effect transistor with reduced parasitic capacitance Alexander Reznicek, Xin Miao, Jingyun Zhang 2021-12-21
11201092 Gate channel length control in VFET Injo Ok, Soon-Cheon Seo, Alexander Reznicek 2021-12-14
11201241 Vertical field effect transistor and method of manufacturing a vertical field effect transistor Alexander Reznicek, Xin Miao, Richard Southwick 2021-12-14
11195764 Vertical transport field-effect transistors having germanium channel surfaces Pouya Hashemi, Takashi Ando 2021-12-07
11195912 Inner spacer for nanosheet transistors Kangguo Cheng, Juntao Li, Peng Xu 2021-12-07
11189661 FinFET 2T2R RRAM Alexander Reznicek, Takashi Ando, Pouya Hashemi, Jingyun Zhang 2021-11-30
11183430 Self-limiting liners for increasing contact trench volume in n-type and p-type transistors Kangguo Cheng, Juntao Li, Peng Xu 2021-11-23
11183577 Formation of air gap spacers for reducing parasitic capacitance Kangguo Cheng, Peng Xu, Heng Wu 2021-11-23
11177257 Fabrication of field effect transistors with different threshold voltages through modified channel interfaces Takashi Ando, Ruqiang Bao, Hemanth Jagannathan 2021-11-16
11165017 Replacement bottom electrode structure process to form misalignment tolerate MRAM with high yield Pouya Hashemi, Takashi Ando, Dimitri Houssameddine, Alexander Reznicek, Jingyun Zhang 2021-11-02
11158715 Vertical FET with asymmetric threshold voltage and channel thicknesses Takashi Ando, Jingyun Zhang, Pouya Hashemi, Alexander Reznicek 2021-10-26
11152510 Long channel optimization for gate-all-around transistors Jingyun Zhang, Takashi Ando, Pouya Hashemi, Alexander Reznicek 2021-10-19
11145555 Gate-last process for vertical transport field-effect transistor Shogo Mochizuki, Hemanth Jagannathan 2021-10-12
11139380 Vertical fin-type bipolar junction transistor with self-aligned base contact Seyoung Kim, Injo Ok, Soon-Cheon Seo 2021-10-05
11133305 Nanosheet P-type transistor with oxygen reservoir Takashi Ando, Jingyun Zhang 2021-09-28
11133309 Multi-threshold voltage gate-all-around transistors Jingyun Zhang, Takashi Ando 2021-09-28
11121232 Stacked nanosheets with self-aligned inner spacers and metallic source/drain Kangguo Cheng, Juntao Li 2021-09-14
11121218 Gate-all-around transistor structure Jingyun Zhang, Takashi Ando 2021-09-14
11120991 Lateral semiconductor nanotube with hexagonal shape Juntao Li, Kangguo Cheng, Peng Xu 2021-09-14
11101182 Nanosheet transistors with different gate dielectrics and workfunction metals Kangguo Cheng, Juntao Li, Peng Xu 2021-08-24
11094801 Oxide isolated fin-type field-effect transistors Ruqiang Bao, Hemanth Jagannathan, Paul C. Jamison 2021-08-17
11094883 Structure and method to fabricate resistive memory with vertical pre-determined filament Chanro Park, Kangguo Cheng, Ruilong Xie 2021-08-17
11088139 Asymmetric threshold voltage VTFET with intrinsic dual channel epitaxy Jingyun Zhang, Takashi Ando, Alexander Reznicek, Pouya Hashemi 2021-08-10