Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
RD

Ramachandra Divakaruni — 251 Patents

IBM: 237 patents #122 of 70,183Top 1%
Infineon Technologies Ag: 18 patents #789 of 7,486Top 15%
Globalfoundries: 13 patents #279 of 4,424Top 7%
Kabushiki Kaisha Toshiba: 2 patents #9,982 of 21,451Top 50%
SSStmicroelectronics Sa: 2 patents #601 of 1,676Top 40%
ETElpis Technologies: 1 patents #31 of 121Top 30%
Ossining, NY: #5 of 613 inventorsTop 1%
New York: #90 of 115,490 inventorsTop 1%
Overall (All Time): #1,970 of 4,157,543Top 1%
251 Patents All Time

Issued Patents All Time

Showing 26–50 of 251 patents

Patent #TitleCo-InventorsDate
9966253 Forming nanotips Kangguo Cheng, Juntao Li, Shogo Mochizuki 2018-05-08
9960168 Capacitor strap connection structure and fabrication method Veeraraghavan S. Basker, Kangguo Cheng, Benjamin Cipriany, Brian J. Greene, Ali Khakifirooz +2 more 2018-05-01
9954109 Vertical transistor including controlled gate length and a self-aligned junction Kangguo Cheng 2018-04-24
9929060 Porous silicon relaxation medium for dislocation free CMOS devices Kangguo Cheng, Jeehwan Kim, Juntao Li, Devendra K. Sadana 2018-03-27
9917021 Porous silicon relaxation medium for dislocation free CMOS devices Kangguo Cheng, Jeehwan Kim, Juntao Li, Devendra K. Sadana 2018-03-13
9917199 Method for reduced parasitic capacitance and contact resistance in extremely thin silicon-on-insulator (ETSOI) devices due to wrap-around structure of source/drain regions Kangguo Cheng 2018-03-13
9911834 Integrated strained stacked nanosheet FET Kangguo Cheng, Juntao Li, Xin Miao 2018-03-06
9865509 FinFET CMOS with Si NFET and SiGe PFET Kangguo Cheng, Jeehwan Kim 2018-01-09
9735173 Reduced parasitic capacitance and contact resistance in extremely thin silicon-on-insulator (ETSOI) devices due to wrap-around structure of source/drain regions Kangguo Cheng 2017-08-15
9735277 Partially dielectric isolated fin-shaped field effect transistor (FinFET) Kangguo Cheng, Johnathan E. Faltermeier, Edward J. Nowak, Kern Rim 2017-08-15
9735269 Integrated strained stacked nanosheet FET Kangguo Cheng, Juntao Li, Xin Miao 2017-08-15
9735234 Stacked nanowire devices Kangguo Cheng, Juntao Li 2017-08-15
9660105 Finfet crosspoint flash memory Arvind Kumar, Carl Radens 2017-05-23
9634006 Third type of metal gate stack for CMOS devices Sameer H. Jain, Viraj Y. Sardesai, Keith H. Tabakman 2017-04-25
9620641 FinFET with epitaxial source and drain regions and dielectric isolated channel region Kangguo Cheng, Ali Khakifirooz, Alexander Reznicek, Soon-Cheon Seo 2017-04-11
9614077 Vertical finfet with strained channel Kangguo Cheng, Juntao Li 2017-04-04
9613956 Self-aligned punchthrough stop doping in bulk finFET by reflowing doped oxide Michael P. Belyansky, Kangguo Cheng 2017-04-04
9608067 Hybrid aspect ratio trapping Kangguo Cheng, Hong He, Juntao Li 2017-03-28
9559120 Porous silicon relaxation medium for dislocation free CMOS devices Kangguo Cheng, Jeehwan Kim, Juntao Li, Devendra K. Sadana 2017-01-31
9537011 Partially dielectric isolated fin-shaped field effect transistor (FinFET) Kangguo Cheng, Johnathan E. Faltermeier, Edward J. Nowak, Kern Rim 2017-01-03
9524986 Trapping dislocations in high-mobility fins below isolation layer Michael P. Chudzik, Judson R. Holt, Arvind Kumar, Unoh Kwon 2016-12-20
9515140 Patterned strained semiconductor substrate and device Kangguo Cheng 2016-12-06
9496258 Semiconductor fin isolation by a well trapping fin portion Henry K. Utomo, Kangguo Cheng, Ravikumar Ramachandran, Huiling Shang, Reinaldo Vega 2016-11-15
9484267 Stacked nanowire devices Kangguo Cheng, Juntao Li 2016-11-01
9484347 FinFET CMOS with Si NFET and SiGe PFET Kangguo Cheng, Jeehwan Kim 2016-11-01