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

Hiroji Hanawa

Applied Materials: 107 patents #34 of 7,310Top 1%
GTGamma Precision Technology: 1 patents #3 of 4Top 75%
Sharp Kabushiki Kaisha: 1 patents #6,861 of 10,731Top 65%
Sunnyvale, CA: #77 of 14,302 inventorsTop 1%
California: #1,844 of 386,348 inventorsTop 1%
Overall (All Time): #11,999 of 4,157,543Top 1%
110 Patents All Time

Issued Patents All Time

Showing 51–75 of 110 patents

Patent #TitleCo-InventorsDate
7291545 Plasma immersion ion implantation process using a capacitively couple plasma source having low dissociation and low minimum plasma voltage Kenneth S. Collins, Kartik Ramaswamy, Andrew Nguyen, Amir Al-Bayati, Biagio Gallo +1 more 2007-11-06
7292428 Electrostatic chuck with smart lift-pin mechanism for a plasma reactor Andrew Nguyen, Kenneth S. Collins, Kartik Ramaswamy, Biagio Gallo, Amir Al-Bayati 2007-11-06
7288491 Plasma immersion ion implantation process Kenneth S. Collins, Kartik Ramaswamy, Andrew Nguyen, Amir Al-Bayati, Biagio Gallo 2007-10-30
7244474 Chemical vapor deposition plasma process using an ion shower grid Tsutomu Tanaka, Kenneth S. Collins, Amir Al-Bayati, Kartik Ramaswamy, Andrew Nguyen 2007-07-17
7229340 Monitoring a metal layer during chemical mechanical polishing Nils Johansson, Boguslaw A. Swedek, Manoocher Birang 2007-06-12
7223676 Very low temperature CVD process with independently variable conformality, stress and composition of the CVD layer Kartik Ramaswamy, Kenneth S. Collins, Amir Al-Bayati, Biagio Gallo, Andrew Nguyen 2007-05-29
7221553 Substrate support having heat transfer system Andrew Nguyen, Wing Cheng, Semyon L. Kats, Kartik Ramaswamy, Yan Ye +4 more 2007-05-22
7183177 Silicon-on-insulator wafer transfer method using surface activation plasma immersion ion implantation for wafer-to-wafer adhesion enhancement Amir Al-Bayati, Kenneth S. Collins, Kartik Ramaswamy, Biagio Gallo, Andrew Nguyen 2007-02-27
7166524 Method for ion implanting insulator material to reduce dielectric constant Amir Al-Bayati, Rick J. Roberts, Kenneth S. Collins, Ken MacWilliams, Kartik Ramaswamy +2 more 2007-01-23
7137354 Plasma immersion ion implantation apparatus including a plasma source having low dissociation and low minimum plasma voltage Kenneth S. Collins, Kartik Ramaswamy, Andrew Nguyen, Amir Al-Bayati, Biagio Gallo +1 more 2006-11-21
7126138 Electron flood apparatus and ion implantation system Hiroyuki Ito, Yasuhiko Matsunaga 2006-10-24
7109098 Semiconductor junction formation process including low temperature plasma deposition of an optical absorption layer and high speed optical annealing Kartik Ramaswamy, Biagio Gallo, Kenneth S. Collins, Kai Ma, Vijay Parihar +4 more 2006-09-19
7094670 Plasma immersion ion implantation process Kenneth S. Collins, Kartik Ramaswamy, Andrew Nguyen, Amir Al-Bayati, Biagio Gallo 2006-08-22
7094316 Externally excited torroidal plasma source Kenneth S. Collins, Kartik Ramaswamy, Andrew Nguyen, Tsutomu Tanaka, Yan Ye 2006-08-22
7037813 Plasma immersion ion implantation process using a capacitively coupled plasma source having low dissociation and low minimum plasma voltage Kenneth S. Collins, Kartik Ramaswamy, Andrew Nguyen, Amir Al-Bayati, Biagio Gallo +1 more 2006-05-02
7001246 Method and apparatus for monitoring a metal layer during chemical mechanical polishing Nils Johansson, Boguslaw A. Swedek, Manoocher Birang 2006-02-21
6975107 Eddy current sensing of metal removal for chemical mechanical polishing Nils Johansson, Boguslaw A. Swedek, Manoocher Birang 2005-12-13
6939434 Externally excited torroidal plasma source with magnetic control of ion distribution Kenneth S. Collins, Yan Ye, Kartik Ramaswamy, Andrew Nguyen, Michael Barnes +1 more 2005-09-06
6930478 Method for monitoring a metal layer during chemical mechanical polishing using a phase difference signal Nils Johansson, Boguslaw A. Swedek, Manoocher Birang 2005-08-16
6924641 Method and apparatus for monitoring a metal layer during chemical mechanical polishing Nils Johansson, Boguslaw A. Swedek, Manoocher Birang 2005-08-02
6893907 Fabrication of silicon-on-insulator structure using plasma immersion ion implantation Dan Maydan, Randir P. S. Thakur, Kenneth S. Collins, Amir Al-Bayati, Kartik Ramaswamy +2 more 2005-05-17
6878036 Apparatus for monitoring a metal layer during chemical mechanical polishing using a phase difference signal Nils Johansson, Bogusla W Swedek, Manoocher Birang 2005-04-12
6679981 Inductive plasma loop enhancing magnetron sputtering Shaoher X. Pan, John C. Forster, Fusen Chen 2004-01-20
6634313 High-frequency electrostatically shielded toroidal plasma and radical source Kenneth S. Collins, John Trow, David Stover, Fernando Silveira 2003-10-21
6551446 Externally excited torroidal plasma source with a gas distribution plate Yan Ye, Kenneth S. Collins, Kartik Ramaswamy, Andrew Nguyen, Tsutomu Tanaka 2003-04-22