CL

Choonghyun Lee

IBM: 129 patents #3 of 11,274Top 1%
ET Elpis Technologies: 2 patents #7 of 95Top 8%
KF Korea University Research And Business Foundation: 1 patents #52 of 293Top 20%
Overall (2020): #27 of 565,922Top 1%
132
Patents 2020

Issued Patents 2020

Showing 25 most recent of 132 patents

Patent #TitleCo-InventorsDate
10879390 Boosted vertical field-effect transistor Injo Ok, Soon-Cheon Seo, Seyoung Kim 2020-12-29
10879352 Vertically stacked nFETs and pFETs with gate-all-around structure Jingyun Zhang, Takashi Ando, Pouya Hashemi, Alexander Reznicek 2020-12-29
10879311 Vertical transport Fin field effect transistors combined with resistive memory structures Takashi Ando, Alexander Reznicek, Jingyun Zhang, Pouya Hashemi 2020-12-29
10840145 Vertical field-effect transistor devices with non-uniform thickness bottom spacers Juntao Li, Kangguo Cheng, Shogo Mochizuki 2020-11-17
10840052 Planar gate-insulated vacuum channel transistor Injo Ok, Soon-Cheon Seo, Seyoung Kim 2020-11-17
10840349 Formation of air gap spacers for reducing parasitic capacitance Kangguo Cheng, Peng Xu, Heng Wu 2020-11-17
10833168 Complementary metal-oxide-semiconductor (CMOS) nanosheet devices with epitaxial source/drains and replacement metal gate structures Soon-Cheon Seo, Injo Ok 2020-11-10
10832962 Formation of an air gap spacer using sacrificial spacer layer Kangguo Cheng, Peng Xu 2020-11-10
10832969 Single-fin CMOS transistors with embedded and cladded source/drain structures Xin Miao, Shogo Mochizuki, Hemanth Jagannathan 2020-11-10
10832955 Methods and structures for forming uniform fins when using hardmask patterns Peng Xu, Kangguo Cheng, Yann Mignot 2020-11-10
10832970 Self-aligned silicide/germanide formation to reduce external resistance in a vertical field-effect transistor Kangguo Cheng, Juntao Li, Peng Xu 2020-11-10
10832975 Reduced static random access memory (SRAM) device foot print through controlled bottom source/drain placement Ruqiang Bao, Brent A. Anderson, Junli Wang, Kangguo Cheng, Hemanth Jagannathan 2020-11-10
10832960 Quadruple gate dielectric for gate-all-around transistors Jingyun Zhang, Takashi Ando 2020-11-10
10833200 Techniques for forming vertical transport FET having gate stacks with a combination of work function metals Kangguo Cheng, Juntao Li 2020-11-10
10832941 Airgap isolation for backend embedded memory stack pillar arrays Soon-Cheon Seo, Injo Ok, Alexander Reznicek 2020-11-10
10833172 Gate stack reliability in vertical transport field effect transistors Christopher J. Waskiewicz, Miaomiao Wang, Hemanth Jagannathan 2020-11-10
10825916 Vertical transport field-effect transistor including dual layer top spacer Hemanth Jagannathan, Alexander Reznicek, Christopher J. Waskiewicz 2020-11-03
10825736 Nanosheet with selective dipole diffusion into high-k Jingyun Zhang, Takashi Ando, Alexander Reznicek 2020-11-03
10818756 Vertical transport FET having multiple threshold voltages with zero-thickness variation of work function metal Kangguo Cheng, Juntao Li, Shogo Mochizuki 2020-10-27
10818753 VTFET having a V-shaped groove at the top junction region Alexander Reznicek, Injo Ok, Soon-Cheon Seo 2020-10-27
10811413 Multi-threshold vertical FETs with common gates Takashi Ando, Reinaldo Vega, Hari V. Mallela, Li-Wen Hung 2020-10-20
10804165 Source and drain isolation for CMOS nanosheet with one block mask Soon-Cheon Seo, Injo Ok 2020-10-13
10804410 Bottom channel isolation in nanosheet transistors Robin Hsin Kuo Chao, Chun Wing Yeung, Jingyun Zhang 2020-10-13
10790199 Dual channel silicon/silicon germanium complementary metal oxide semiconductor performance with interface engineering Ruqiang Bao, Hemanth Jagannathan, Richard Southwick 2020-09-29
10790357 VFET with channel profile control using selective GE oxidation and drive-out Pouya Hashemi, Takashi Ando, Alexander Reznicek, Jingyun Zhang 2020-09-29