RC

Ramesh Chandrasekharan

Lam Research: 49 patents #32 of 2,128Top 2%
NS Novellus Systems: 6 patents #147 of 780Top 20%
📍 Portland, OR: #290 of 9,213 inventorsTop 4%
🗺 Oregon: #578 of 28,073 inventorsTop 3%
Overall (All Time): #43,483 of 4,157,543Top 2%
56
Patents All Time

Issued Patents All Time

Showing 26–50 of 56 patents

Patent #TitleCo-InventorsDate
10808317 Deposition apparatus including an isothermal processing zone Jeremy Tucker, Karl Leeser, Alan M. Schoepp 2020-10-20
10781516 Chemical deposition chamber having gas seal Jeremy Tucker, Saangrut Sangplung 2020-09-22
10741365 Low volume showerhead with porous baffle Saangrut Sangplung, Shankar Swaminathan, Frank L. Pasquale, Hu Kang, Adrien LaVoie 2020-08-11
10633742 Use of voltage and current measurements to control dual zone ceramic pedestals Aaron Durbin, Dirk Rudolph, Thomas G. Jewell 2020-04-28
10622243 Planar substrate edge contact with open volume equalization pathways and side containment Patrick Breiling, Karl Leeser, Paul Konkola, Adrien LaVoie, Chloe Baldasseroni +7 more 2020-04-14
10378107 Low volume showerhead with faceplate holes for improved flow uniformity Saangrut Sangplung, Shankar Swaminathan, Frank L. Pasquale, Hu Kang, Adrien LaVoie +6 more 2019-08-13
10347547 Suppressing interfacial reactions by varying the wafer temperature throughout deposition Seshasayee Varadarajan, Aaron R. Fellis, Andrew John McKerrow, James S. Sims, Jon Henri 2019-07-09
10323323 Systems and methods enabling low defect processing via controlled separation and delivery of chemicals during atomic layer deposition Jennifer O'Loughlin, Saangrut Sangplung, Shankar Swaminathan, Frank L. Pasquale, Chloe Baldasseroni +1 more 2019-06-18
10301718 Asymmetric pedestal/carrier ring arrangement for edge impedance modulation Ryan Blaquiere, Shankar Swaminathan, Yukinori Sakiyama 2019-05-28
10287683 Suppression of parasitic deposition in a substrate processing system by suppressing precursor flow and plasma outside of substrate region Chunguang Xia, Douglas Keil, Edward Augustyniak, Karl Leeser 2019-05-14
10157755 Purge and pumping structures arranged beneath substrate plane to reduce defects Shankar Swaminathan, Adrien LaVoie 2018-12-18
10128116 Integrated direct dielectric and metal deposition William T. Lee, Bart J. van Schravendijk, David Charles Smith, Michal Danek, Patrick A. Van Cleemput 2018-11-13
10128160 Systems and methods for detection of plasma instability by electrical measurement Yukinori Sakiyama, Ishtak Karim, Yaswanth Rangineni, Adrien LaVoie, Edward Augustyniak +1 more 2018-11-13
10020188 Method for depositing ALD films using halide-based precursors James S. Sims, Jon Henri, Andrew John McKerrow, Seshasayee Varadarajan, Kathryn M. Kelchner 2018-07-10
9997422 Systems and methods for frequency modulation of radiofrequency power supply for controlling plasma instability Ishtak Karim, Yukinori Sakiyama, Yaswanth Rangineni, Edward Augustyniak, Douglas Keil +2 more 2018-06-12
9970108 Systems and methods for vapor delivery in a substrate processing system Jun Qian, Hu Kang, Purushottam Kumar, Chloe Baldasseroni, Heather Landis +11 more 2018-05-15
9870917 Variable temperature hardware and methods for reduction of wafer backside deposition Hu Kang, Ishtak Karim, Purushottam Kumar, Jun Qian, Adrien LaVoie 2018-01-16
9824884 Method for depositing metals free ald silicon nitride films using halide-based precursors James S. Sims, Jon Henri, Andrew John McKerrow, Seshasayee Varadarajan, Kathryn M. Kelchner 2017-11-21
9824941 Systems and methods for detection of plasma instability by electrical measurement Yukinori Sakiyama, Ishtak Karim, Yaswanth Rangineni, Adrien LaVoie, Edward Augustyniak +1 more 2017-11-21
9758868 Plasma suppression behind a showerhead through the use of increased pressure Patrick Breiling, Edmund Minshall, Colin F. Smith, Andrew Duvall, Karl Leeser 2017-09-12
9698042 Wafer centering in pocket to improve azimuthal thickness uniformity at wafer edge Chloe Baldasseroni, Ted Minshall, Frank L. Pasquale, Shankar Swaminathan 2017-07-04
9677176 Multi-plenum, dual-temperature showerhead Jennifer Leigh Petraglia 2017-06-13
9631276 Systems and methods enabling low defect processing via controlled separation and delivery of chemicals during atomic layer deposition Jennifer O'Loughlin, Saangrut Sangplung, Shankar Swaminathan, Frank L. Pasquale, Chloe Baldasseroni +1 more 2017-04-25
9490149 Chemical deposition apparatus having conductance control Karl Leeser, Chunguang Xia, Jeremy Tucker 2016-11-08
9388494 Suppression of parasitic deposition in a substrate processing system by suppressing precursor flow and plasma outside of substrate region Chunguang Xia, Douglas Keil, Edward Augustyniak, Karl Leeser 2016-07-12