CL

Choonghyun Lee

IBM: 18 patents #184 of 10,623Top 2%
Overall (2018): #1,939 of 503,207Top 1%
18
Patents 2018

Issued Patents 2018

Patent #TitleCo-InventorsDate
10157923 Vertical transport transistors with equal gate stack thicknesses Ruqiang Bao, Zhenxing Bi, Zheng Xu 2018-12-18
10147820 Germanium condensation for replacement metal gate devices with silicon germanium channel Takashi Ando, Pouya Hashemi 2018-12-04
10141420 Transistors with dielectric-isolated source and drain regions Kangguo Cheng, Juntao Li, Peng Xu 2018-11-27
10141232 Vertical CMOS devices with common gate stacks Injo Ok, Soon-Cheon Seo 2018-11-27
10134642 Semiconductor device and method of forming the semiconductor device Brent A. Anderson, Ruqiang Bao, Paul C. Jamison 2018-11-20
10134833 Multiple work function device using GeOx/TiN cap on work function setting metal Takashi Ando, Pouya Hashemi 2018-11-20
10128372 Bottom contact resistance reduction on VFET Ruqiang Bao, Shogo Mochizuki, Hemanth Jagannathan 2018-11-13
10115800 Vertical fin bipolar junction transistor with high germanium content silicon germanium base Seyoung Kim, Injo Ok, Soon-Cheon Seo 2018-10-30
10103147 Vertical transport transistors with equal gate stack thicknesses Ruqiang Bao, Zhenxing Bi, Zheng Xu 2018-10-16
10084055 Uniform threshold voltage for nanosheet devices Ruqiang Bao, Hemanth Jagannathan, Paul C. Jamison, Vijay Narayanan, Koji Watanabe 2018-09-25
10084082 Bottom contact resistance reduction on VFET Ruqiang Bao, Shogo Mochizuki, Hemanth Jagannathan 2018-09-25
10079233 Semiconductor device and method of forming the semiconductor device Robin Hsin Kuo Chao, Hemanth Jagannathan, Chun Wing Yeung, Jingyun Zhang 2018-09-18
10008417 Vertical transport fin field effect transistors having different channel lengths Ruqiang Bao, Shogo Mochizuki, Chun Wing Yeung 2018-06-26
10008386 Formation of pure silicon oxide interfacial layer on silicon-germanium channel field effect transistor device Takashi Ando, Pouya Hashemi, Hemanth Jagannathan, Vijay Narayanan 2018-06-26
10002791 Multi-layer work function metal gates with similar gate thickness to achieve multi-Vt for vFETS Ruqiang Bao, Hemanth Jagannathan, Paul C. Jamison 2018-06-19
9984263 Simplified gate stack process to improve dual channel CMOS performance Hemanth Jagannathan, Richard Southwick 2018-05-29
9960272 Bottom contact resistance reduction on VFET Ruqiang Bao, Shogo Mochizuki, Hemanth Jagannathan 2018-05-01
9947767 Self-limited inner spacer formation for gate-all-around field effect transistors Robinhsinku Chao, Heng Wu, Chun Wing Yeung, Jingyun Zhang 2018-04-17