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

Robert Rash — 48 Patents

NSNovellus Systems: 27 patents #17 of 780Top 3%
Lam Research: 21 patents #117 of 2,128Top 6%
West Linn, OR: #13 of 419 inventorsTop 4%
Oregon: #729 of 28,073 inventorsTop 3%
Overall (All Time): #57,594 of 4,157,543Top 2%
48 Patents All Time

Issued Patents All Time

Showing 26–48 of 48 patents

Patent #TitleCo-InventorsDate
9988733 Apparatus and method for modulating azimuthal uniformity in electroplating Gabriel Hay Graham, Lee Peng Chua, Steven T. Mayer, Aaron Berke 2018-06-05
9834852 Enhancement of electrolyte hydrodynamics for efficient mass transfer during electroplating Steven T. Mayer, Bryan L. Buckalew, Haiying Fu, Thomas A. Ponnuswamy, Hilton Diaz Camilo +1 more 2017-12-05
9828688 Methods and apparatus for wetting pretreatment for through resist metal plating Bryan L. Buckalew, Steven T. Mayer, Thomas A. Ponnuswamy, Brian Paul Blackman, Doug Higley 2017-11-28
9752248 Methods and apparatuses for dynamically tunable wafer-edge electroplating Burhanuddin Kagajwala, Bryan L. Buckalew, Aaron Berke, James Isaac Fortner 2017-09-05
9721800 Apparatus for wetting pretreatment for enhanced damascene metal filling Steven T. Mayer, David W. Porter, Mark J. Willey 2017-08-01
9624592 Cross flow manifold for electroplating apparatus Richard Abraham, Steven T. Mayer, Bryan L. Buckalew 2017-04-18
9617652 Bubble and foam solutions using a completely immersed air-free feedback flow control valve Richard Abraham, David W. Porter, Steven T. Mayer, John Floyd Ostrowski 2017-04-11
9567685 Apparatus and method for dynamic control of plated uniformity with the use of remote electric current Burhanuddin Kagajwala, Bryan L. Buckalew, Steven T. Mayer, Lee Peng Chua, Aaron Berke +1 more 2017-02-14
9523155 Enhancement of electrolyte hydrodynamics for efficient mass transfer during electroplating Steven T. Mayer, Bryan L. Buckalew, Haiying Fu, Thomas A. Ponnuswamy, Hilton Diaz Camilo +1 more 2016-12-20
9455139 Methods and apparatus for wetting pretreatment for through resist metal plating Bryan L. Buckalew, Steven T. Mayer, Thomas A. Ponnuswamy, Brian Paul Blackman, Doug Higley 2016-09-27
9394620 Control of electrolyte hydrodynamics for efficient mass transfer during electroplating Steven T. Mayer, David W. Porter, Edwin Goh, Bryan L. Buckalew 2016-07-19
9260793 Electroplating apparatus for tailored uniformity profile Steven T. Mayer, David W. Porter, Bryan L. Buckalew 2016-02-16
9221081 Automated cleaning of wafer plating assembly Steven T. Mayer, Thomas A. Ponnuswamy, Lee Peng Chua 2015-12-29
9139927 Electrolyte loop with pressure regulation for separated anode chamber of electroplating system Richard Abraham, David W. Porter, Steven T. Mayer 2015-09-22
8858774 Electroplating apparatus for tailored uniformity profile Steven T. Mayer, David W. Porter, Bryan L. Buckalew 2014-10-14
8603305 Electrolyte loop with pressure regulation for separated anode chamber of electroplating system Richard Abraham, David W. Porter, Steven T. Mayer 2013-12-10
8475637 Electroplating apparatus with vented electrolyte manifold Jingbin Feng, Zhian He, Steven T. Mayer 2013-07-02
8398831 Rapidly cleanable electroplating cup seal Shantinath Ghongadi, Jeff Hawkins, Seshasayee Varadarajan, Tariq Majid, Kousik Ganesan +2 more 2013-03-19
8377268 Electroplating cup assembly Shantinath Ghongadi, Kousik Ganesan, Zhian He, Tariq Majid, Jeff Hawkins +2 more 2013-02-19
8172992 Wafer electroplating apparatus for reducing edge defects Vinay Prabhakar, Bryan L. Buckalew, Kousik Ganesan, Shantinath Ghongadi, Zhian He +4 more 2012-05-08
D648289 Electroplating flow shaping plate having offset spiral hole pattern Steven T. Mayer, David W. Porter 2011-11-08
7985325 Closed contact electroplating cup assembly Shantinath Ghongadi, Kousik Ganesan, Zhian He, Tariq Majid, Jeff Hawkins +2 more 2011-07-26
7935231 Rapidly cleanable electroplating cup assembly Shantinath Ghongadi, Jeff Hawkins, Seshasayee Varadarajan, Tariq Majid, Kousik Ganesan +2 more 2011-05-03