PK

Prashant Kumar Kulshreshtha

📍 San Jose, CA: #1,288 of 32,062 inventorsTop 5%
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42
Patents All Time

Issued Patents All Time

Showing 26–42 of 42 patents

Patent #TitleCo-InventorsDate
10971364 Ultra-high modulus and etch selectivity boron carbon hardmask films Ziqing Duan, Karthik Thimmavajjula Narasimha, Kwangduk Douglas Lee, Bok Hoen Kim 2021-04-06
10950445 Deposition of metal silicide layers on substrates and chamber components Jiarui Wang, Kwangduk Douglas Lee, Milind Gadre, Xiaoquan Min, Paul Connors 2021-03-16
10930475 Graded in-situ charge trapping layers to enable electrostatic chucking and excellent particle performance for boron-doped carbon films Ziqing Duan, Abdul Aziz Khaja, Zheng John Ye, Amit Kumar BANSAL 2021-02-23
10923334 Selective deposition of hardmask Satya THOKACHICHU, Edward P. Hammond, IV, Viren Kalsekar, Zheng John Ye, Sarah Michelle Bobek +4 more 2021-02-16
10734232 Deposition of metal silicide layers on substrates and chamber components Jiarui Wang, Kwangduk Douglas Lee, Milind Gadre, Xiaoquan Min, Paul Connors 2020-08-04
10679830 Cleaning process for removing boron-carbon residuals in processing chamber at high temperature Feng Bi, Kwangduk Douglas Lee, Paul Connors 2020-06-09
10636684 Loadlock integrated bevel etcher system Saptarshi Basu, Jeongmin Lee, Paul Connors, Dale R. Du Bois, Karthik Thimmavajjula Narasimha +12 more 2020-04-28
10504727 Thick tungsten hardmask films deposition on high compressive/tensile bow wafers Jiarui Wang, Eswaranand Venkatasubramanian, Susmit Singha Roy, Kwangduk Douglas Lee 2019-12-10
10418243 Ultra-high modulus and etch selectivity boron-carbon hardmask films Ziqing Duan, Karthik Thimmavajjula Narasimha, Kwangduk Douglas Lee, Bok Hoen Kim 2019-09-17
10403515 Loadlock integrated bevel etcher system Saptarshi Basu, Jeongmin Lee, Paul Connors, Dale R. Du Bois, Karthik Thimmavajjula Narasimha +12 more 2019-09-03
10403535 Method and apparatus of processing wafers with compressive or tensile stress at elevated temperatures in a plasma enhanced chemical vapor deposition system Zheng John Ye, Jay D. Pinson, II, Hiroji Hanawa, Jianhua Zhou, Xing Lin +11 more 2019-09-03
10373822 Gas flow profile modulated control of overlay in plasma CVD films Sudha Rathi, Praket P. Jha, Saptarshi Basu, Kwangduk Douglas Lee, Martin Jay Seamons +5 more 2019-08-06
10325800 High temperature electrostatic chucking with dielectric constant engineered in-situ charge trap materials Kwangduk Douglas Lee, Bok Hoen Kim, Zheng John Ye, Swayambhu Prasad Behera, Ganesh Balasubramanian +2 more 2019-06-18
10128088 Graded in-situ charge trapping layers to enable electrostatic chucking and excellent particle performance for boron-doped carbon films Ziqing Duan, Abdul Aziz Khaja, Zheng John Ye, Amit Kumar BANSAL 2018-11-13
9837265 Gas flow profile modulated control of overlay in plasma CVD films Sudha Rathi, Praket P. Jha, Saptarshi Basu, Kwangduk Douglas Lee, Martin Jay Seamons +5 more 2017-12-05
9711360 Methods to improve in-film particle performance of amorphous boron-carbon hardmask process in PECVD system Ziqing Duan, Kwangduk Douglas Lee, Abdul Aziz Khaja, Amit Kumar BANSAL, Bok Hoen Kim 2017-07-18
9390910 Gas flow profile modulated control of overlay in plasma CVD films Sudha Rathi, Praket P. Jha, Saptarshi Basu, Kwangduk Douglas Lee, Martin Jay Seamons +5 more 2016-07-12