Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Seshasayee Varadarajan — 45 Patents

NSNovellus Systems: 30 patents #13 of 780Top 2%
Lam Research: 15 patents #191 of 2,128Top 9%
Lake Oswego, OR: #26 of 769 inventorsTop 4%
Oregon: #804 of 28,073 inventorsTop 3%
Overall (All Time): #64,393 of 4,157,543Top 2%
45 Patents All Time
Seshasayee Varadarajan has been granted 45 US patents while listed as an inventor at Novellus Systems. The first was granted in 2003 and the most recent in July 2025. Seshasayee Varadarajan ranks #64,393 of 4,157,543 US inventors in our database (top 1.5%). Patent records list Seshasayee Varadarajan in Lake Oswego, OR, US.

Patents per Year

Patents granted per year, 2003 to 2025Bar chart with a peak of 7 patents in 2010.peak 72003: 2 patents20032004: 1 patents2005: 1 patents20052006: 1 patents2008: 1 patents20082010: 7 patents2011: 5 patents20112012: 3 patents2013: 5 patents20132015: 3 patents2016: 2 patents20162017: 3 patents2018: 1 patents20182019: 3 patents2021: 2 patents20212023: 2 patents2024: 2 patents20242025: 1 patents2025

Issued Patents All Time

Showing 1–25 of 45 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12351914 Deposition of films using molybdenum precursors Joshua Collins, Griffin John Kennedy, Hanna Bamnolker, Patrick A. Van Cleemput 2025-07-08
12112980 Method to create air gaps Patrick A. Van Cleemput, Bart J. van Schravendijk 2024-10-08 $410,372,000
11970776 Atomic layer deposition of metal films Joshua Collins, Griffin John Kennedy, Hanna Bamnolker, Patrick A. Van Cleemput 2024-04-30 $255,527,000
11637037 Method to create air gaps Patrick A. Van Cleemput, Bart J. van Schravendijk 2023-04-25 $201,276,000
11549175 Method of depositing tungsten and other metals in 3D NAND structures Gorun Butail, Joshua Collins, Hanna Bamnolker 2023-01-10 $278,941,000
11088019 Method to create air gaps Patrick A. Van Cleemput, Bart J. van Schravendijk 2021-08-10 $172,238,000
11075127 Suppressing interfacial reactions by varying the wafer temperature throughout deposition Aaron R. Fellis, Andrew John McKerrow, James S. Sims, Ramesh Chandrasekharan, Jon Henri 2021-07-27 $377,618,000
10472730 Electrolyte concentration control system for high rate electroplating Steven T. Mayer, Jonathan D. Reid 2019-11-12
10378107 Low volume showerhead with faceplate holes for improved flow uniformity Ramesh Chandrasekharan, Saangrut Sangplung, Shankar Swaminathan, Frank L. Pasquale, Hu Kang +6 more 2019-08-13 $53,965,000
10347547 Suppressing interfacial reactions by varying the wafer temperature throughout deposition Aaron R. Fellis, Andrew John McKerrow, James S. Sims, Ramesh Chandrasekharan, Jon Henri 2019-07-09 $66,911,000
10020188 Method for depositing ALD films using halide-based precursors James S. Sims, Jon Henri, Ramesh Chandrasekharan, Andrew John McKerrow, Kathryn M. Kelchner 2018-07-10 $47,978,000
9824884 Method for depositing metals free ald silicon nitride films using halide-based precursors James S. Sims, Jon Henri, Ramesh Chandrasekharan, Andrew John McKerrow, Kathryn M. Kelchner 2017-11-21 $24,021,000
9624578 Method for RF compensation in plasma assisted atomic layer deposition Jun Qian, Frank L. Pasquale, Adrien LaVoie, Chloe Baldasseroni, Hu Kang +7 more 2017-04-18 $24,467,000
9601693 Method for encapsulating a chalcogenide material Jon Henri, Dennis M. Hausmann, Bhadri N. Varadarajan 2017-03-21 $23,472,000
9353444 Two-step deposition with improved selectivity Artur Kolics, Praveen Nalla 2016-05-31 $11,278,000
9309604 Method and apparatus for electroplating Steven T. Mayer, Jingbin Feng, Zhian He, Jonathan D. Reid 2016-04-12
9109295 Electrolyte concentration control system for high rate electroplating Jonathan D. Reid, Steven T. Mayer 2015-08-18
9045841 Control of electrolyte composition in a copper electroplating apparatus Bryan L. Buckalew, Jonathan D. Reid, John Sukamto, Zhian He, Steven T. Mayer 2015-06-02
9029258 Through silicon via metallization Praveen Nalla, Novy Tjokro, Artur Kolics 2015-05-12 $13,244,000
8475636 Method and apparatus for electroplating Steven T. Mayer, Jingbin Feng, Zhian He, Jonathan D. Reid 2013-07-02
8475644 Method and apparatus for electroplating Steven T. Mayer, Jingbin Feng, Zhian He, Jonathan D. Reid 2013-07-02
8398831 Rapidly cleanable electroplating cup seal Shantinath Ghongadi, Robert Rash, Jeff Hawkins, Tariq Majid, Kousik Ganesan +2 more 2013-03-19
8377268 Electroplating cup assembly Robert Rash, Shantinath Ghongadi, Kousik Ganesan, Zhian He, Tariq Majid +2 more 2013-02-19
8362571 High compressive stress carbon liners for MOS devices Qingguo Wu, James S. Sims, Mandyam Sriram, Haiying Fu, Pramod Subramonium +2 more 2013-01-29
8308931 Method and apparatus for electroplating Jonathan D. Reid, Bryan L. Buckalew, Zhian He, Seyang Park, Bryan Pennington +4 more 2012-11-13