DP

David W. Porter

NS Novellus Systems: 39 patents #6 of 780Top 1%
MM Mcelroy Manufacturing: 9 patents #2 of 31Top 7%
Lam Research: 7 patents #410 of 2,128Top 20%
CR Coleman Research: 2 patents #2 of 12Top 20%
The Johns Hopkins University: 2 patents #1,071 of 4,416Top 25%
UN Unknown: 2 patents #12,644 of 83,584Top 20%
📍 Sherwood, OR: #7 of 276 inventorsTop 3%
🗺 Oregon: #503 of 28,073 inventorsTop 2%
Overall (All Time): #37,910 of 4,157,543Top 1%
61
Patents All Time

Issued Patents All Time

Showing 26–50 of 61 patents

Patent #TitleCo-InventorsDate
9689083 TSV bath evaluation using field versus feature contrast Lee J. Brogan, Steven T. Mayer, Matthew Thorum, Joseph Richardson, Haiying Fu 2017-06-27
9677188 Electrofill vacuum plating cell R. Marshall Stowell, Jingbin Feng 2017-06-13
9617652 Bubble and foam solutions using a completely immersed air-free feedback flow control valve Richard Abraham, Robert Rash, Steven T. Mayer, John Floyd Ostrowski 2017-04-11
9534308 Protecting anodes from passivation in alloy plating systems Lee Peng Chua, Steven T. Mayer, Thomas A. Ponnuswamy 2017-01-03
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
9464361 Control of electrolyte hydrodynamics for efficient mass transfer during electroplating Steven T. Mayer 2016-10-11
9449808 Apparatus for advanced packaging applications Bryan L. Buckalew, Steven T. Mayer, Thomas A. Ponnuswamy 2016-09-20
9447505 Wet etching methods for copper removal and planarization in semiconductor processing Steven T. Mayer, Eric G. Webb 2016-09-20
9412713 Treatment method of electrodeposited copper for wafer-level-packaging process flow Bryan L. Buckalew, Steven T. Mayer, Thomas A. Ponnuswamy 2016-08-09
9404194 Electroplating apparatus and process for wafer level packaging Steven T. Mayer 2016-08-02
9393739 Rack type pipe feeder for a pipe fusion machine James R. Perrault, Brandon William Jackman, William Barton Draeger, Bobby Lee Murray, Timothy M. Thoman +1 more 2016-07-19
9394620 Control of electrolyte hydrodynamics for efficient mass transfer during electroplating Steven T. Mayer, Edwin Goh, Bryan L. Buckalew, Robert Rash 2016-07-19
9296154 Tapered wattage radial heater 2016-03-29
9260793 Electroplating apparatus for tailored uniformity profile Steven T. Mayer, Bryan L. Buckalew, Robert Rash 2016-02-16
9242410 Top-loading straddle-mounted pipe fusion machine Jason A. Lawrence, James R. Perrault, Timothy M. Thoman, Bobby Lee Murray 2016-01-26
9139927 Electrolyte loop with pressure regulation for separated anode chamber of electroplating system Robert Rash, Richard Abraham, Steven T. Mayer 2015-09-22
9074287 Reduced isotropic etchant material consumption and waste generation Steven T. Mayer 2015-07-07
9074286 Wet etching methods for copper removal and planarization in semiconductor processing Steven T. Mayer, Eric G. Webb 2015-07-07
9045840 Dynamic current distribution control apparatus and method for wafer electroplating Jonathan D. Reid, Frederick Dean Wilmot 2015-06-02
8962085 Wetting pretreatment for enhanced damascene metal filling Steven T. Mayer, Mark J. Willey 2015-02-24
8858774 Electroplating apparatus for tailored uniformity profile Steven T. Mayer, Bryan L. Buckalew, Robert Rash 2014-10-14
8795480 Control of electrolyte hydrodynamics for efficient mass transfer during electroplating Steven T. Mayer 2014-08-05
8690517 Rack type pipe feeder for a pipe fusion machine James R. Perrault, Brandon William Jackman, William Barton Draeger, Bobby Lee Murray, Timothy M. Thoman +1 more 2014-04-08
8603305 Electrolyte loop with pressure regulation for separated anode chamber of electroplating system Robert Rash, Richard Abraham, Steven T. Mayer 2013-12-10
8597461 Reduced isotropic etchant material consumption and waste generation Steven T. Mayer 2013-12-03