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

Unoh Kwon — 94 Patents

IBM: 70 patents #1,048 of 70,183Top 2%
Globalfoundries: 24 patents #117 of 4,424Top 3%
GUGlobalfoundries U.S.: 2 patents #5 of 211Top 3%
FSFreeescale Semiconductor: 1 patents #2,021 of 3,767Top 55%
Fishkill, NY: #6 of 387 inventorsTop 2%
New York: #629 of 115,490 inventorsTop 1%
Overall (All Time): #16,507 of 4,157,543Top 1%
94 Patents All Time

Issued Patents All Time

Showing 51–75 of 94 patents

Patent #TitleCo-InventorsDate
9224826 Multiple thickness gate dielectrics for replacement gate field effect transistors Wing L. Lai, Vijay Narayanan, Sean M. Polvino, Ravikumar Ramachandran, Shahab Siddiqui 2015-12-29
9177868 Annealing oxide gate dielectric layers for replacement metal gate field effect transistors Wing L. Lai, Vijay Narayanan, Ravikumar Ramachandran, Shahab Siddiqui 2015-11-03
9171844 Gate structures and methods of manufacture Ramachandran Muralidhar, Viorel Ontalus 2015-10-27
9105745 Fabrication of low threshold voltage and inversion oxide thickness scaling for a high-k metal gate p-type MOSFET Takashi Ando, Changhwan Choi, Martin M. Frank, Vijay Narayanan 2015-08-11
9099394 Non-volatile memory structure employing high-k gate dielectric and metal gate Nicolas L. Breil, Michael P. Chudzik, Rishikesh Krishnan, Siddarth A. Krishnan 2015-08-04
9087784 Structure and method of Tinv scaling for high k metal gate technology Michael P. Chudzik, Dechao Guo, Siddarth A. Krishnan, Carl Radens, Shahab Siddiqui 2015-07-21
9087722 Semiconductor devices having different gate oxide thicknesses Charlotte DeWan Adams, Michael P. Chudzik, Siddarth A. Krishnan, Shahab Siddiqui 2015-07-21
9082877 Complementary metal oxide semiconductor (CMOS) device having gate structures connected by a metal gate conductor Yue Liang, Dureseti Chidambarrao, Brian J. Greene, William K. Henson, Shreesh Narasimha +1 more 2015-07-14
9059313 Replacement gate having work function at valence band edge Keith Kwong Hon Wong, Michael P. Chudzik 2015-06-16
9006837 Structure and method of Tinv scaling for high k metal gate technology Michael P. Chudzik, Dechao Guo, Siddarth A. Krishnan, Carl Radens, Shahab Siddiqui 2015-04-14
8940599 Scaled equivalent oxide thickness for field effect transistor devices Takashi Ando, Changhwan Choi, Vijay Narayanan 2015-01-27
8941177 Semiconductor devices having different gate oxide thicknesses Charlotte DeWan Adams, Michael P. Chudzik, Siddarth A. Krishnan, Shahab Siddiqui 2015-01-27
8912607 Replacement metal gate structures providing independent control on work function and gate leakage current Ramachandra Divakaruni, Siddarth A. Krishnan, Ravikumar Ramachandran 2014-12-16
8901674 Scaling of metal gate with aluminum containing metal layer for threshold voltage shift Keith Kwong Hon Wong, Dechao Guo, Christopher C. Parks, Yun-Yu Wang 2014-12-02
8895384 Gate structures and methods of manufacture Ramachandran Muralidhar, Viorel Ontalus 2014-11-25
8809176 Replacement gate with reduced gate leakage current Takashi Ando, Michael P. Chudzik, Rishikesh Krishnan, Siddarth A. Krishnan, Keith Kwong Hon Wong 2014-08-19
8803243 Complementary metal oxide semiconductor (CMOS) device having gate structures connected by a metal gate conductor Yue Liang, Dureseti Chidambarrao, Brian J. Greene, William K. Henson, Shreesh Narasimha +1 more 2014-08-12
8759172 Etch stop layer formation in metal gate process Zhengwen Li, Michael P. Chudzik, Ramachandra Divakaruni, Siddarth A. Krishnan, Richard S. Wise 2014-06-24
8735996 Scavenging metal stack for a high-K gate dielectric Takashi Ando, Vijay Narayanan, James K. Schaeffer 2014-05-27
8728925 Method and structure for work function engineering in transistors including a high dielectric constant gate insulator and metal gate (HKMG) Michael P. Chudzik, William K. Henson 2014-05-20
8716088 Scavenging metal stack for a high-K gate dielectric Takashi Ando, Vijay Narayanan, James K. Schaeffer 2014-05-06
8716118 Replacement gate structure for transistor with a high-K gate stack Takashi Ando, Eduard A. Cartier, Vijay Narayanan 2014-05-06
8716813 Scaled equivalent oxide thickness for field effect transistor devices Takashi Ando, Changhwan Choi, Vijay Narayanan 2014-05-06
8659077 Multi-layer work function metal replacement gate Takashi Ando, Aritra Dasgupta, Sean M. Polvino 2014-02-25
8647972 Multi-layer work function metal replacement gate Takashi Ando, Aritra Dasgupta, Sean M. Polvino 2014-02-11