SG

Subhash Gupta

CM Chartered Semiconductor Manufacturing: 24 patents #3 of 191Top 2%
AM AMD: 1 patents #531 of 1,128Top 50%
🗺 Massachusetts: #2 of 6,384 inventorsTop 1%
Overall (2002): #126 of 266,432Top 1%
25
Patents 2002

Issued Patents 2002

Showing 1–25 of 25 patents

Patent #TitleCo-InventorsDate
6489233 Non-metallic barrier formations for copper damascene type interconnects Simon Chooi, Mei Sheng Zhou, Sangki Hong 2002-12-03
6475810 Method of manufacturing embedded organic stop layer for dual damascene patterning Mei Sheng Zhou, John Sudijono, Sudipto Ranendra Roy, Paul Ho, Yi Xu +2 more 2002-11-05
6465157 Dual layer pattern formation method for dual damascene interconnect Jianxun Li, Mei Sheng Zhou, Ming hui Far 2002-10-15
6465888 Composite silicon-metal nitride barrier to prevent formation of metal fluorides in copper damascene Simon Chooi, Mei Sheng Zhou, Sang-Ki Hong 2002-10-15
6429122 Non metallic barrier formations for copper damascene type interconnects Simon Chooi, Mei Sheng Zhou, Sangki Hong 2002-08-06
6429117 Method to create copper traps by modifying treatment on the dielectrics surface John Sudijono, Yakub Aliyu, Mei Sheng Zhou, Simon Chooi, Sudipto Ranendra Roy +2 more 2002-08-06
6417088 Method of application of displacement reaction to form a conductive cap layer for flip-chip, COB, and micro metal bonding Kwok Keung Paul Ho, Yi Xu, Simon Chooi, Yakub Aliyu, Mei Sheng Zhou +2 more 2002-07-09
6415973 Method of application of copper solution in flip-chip, COB, and micrometal bonding Kwok Keung Paul Ho, Simon Chooi, Yi Xu, Mei Sheng Zhou, Yakub Aliyu +2 more 2002-07-09
6394114 Method for stripping copper in damascene interconnects Simon Chooi, Paul Ho, Mei Sheng Zhou 2002-05-28
6391783 Method to thin down copper barriers in deep submicron geometries by using alkaline earth element, barrier additives, or self assembly technique John Sudijono, Yakub Aliyu, Mei Sheng Zhou, Simon Chooi, Sudipto Ranendra Roy +2 more 2002-05-21
6391732 Method to form self-aligned, L-shaped sidewall spacers Yelehanka Ramachandramurthy, Vijai Kumar Chhagan 2002-05-21
6380084 Method to form high performance copper damascene interconnects by de-coupling via and metal line filling Yeow Kheng Lim, Alex See, Cher Liang Cha, Wang Ling Goh, Man Siu Tse 2002-04-30
6378759 Method of application of conductive cap-layer in flip-chip, COB, and micro metal bonding Kwok Keung Paul Ho, Simon Chooi, Yi Xu, Yakub Aliyu, Mei Sheng Zhou +2 more 2002-04-30
6380087 CMP process utilizing dummy plugs in damascene process Mei Sheng Zhou, Ramasamy Chockalingam 2002-04-30
6372636 Composite silicon-metal nitride barrier to prevent formation of metal fluorides in copper damascene Simon Chooi, Mei Sheng Zhou, Sangki Hong 2002-04-16
6368958 Method to deposit a cooper seed layer for dual damascence interconnects Paul Ho, Mei Sheng Zhou, Simon Chooi 2002-04-09
6365508 Process without post-etch cleaning-converting polymer and by-products into an inert layer Mei Sheng Zhou, John Sudijono, Sudipto Ranendra Roy, Paul Ho, Xu Yi +2 more 2002-04-02
6365320 Process for forming anti-reflective film for semiconductor fabrication using extremely short wavelength deep ultraviolet photolithography David K. Foote 2002-04-02
6358821 Method of copper transport prevention by a sputtered gettering layer on backside of wafer Simon Chooi, Sudipto Ranendra Roy, Paul Ho, Xu Yi, Yakub Aliyu +2 more 2002-03-19
6352917 Reversed damascene process for multiple level metal interconnects Mei Sheng Zhou, Simon Chooi, Sangki Hong 2002-03-05
6350675 Integration of silicon-rich material in the self-aligned via approach of dual damascene interconnects Simon Chooi, Mei Sheng Zhou, Yi Xu 2002-02-26
6350689 Method to remove copper contamination by using downstream oxygen and chelating agent plasma Paul Ho, Simon Chooi, Yakub Aliyu, Mei Sheng Zhou, John Sudijono +2 more 2002-02-26
6348407 Method to improve adhesion of organic dielectrics in dual damascene interconnects Yi Xu, Simon Chooi, Mei Sheng Zhou 2002-02-19
6346468 Method for forming an L-shaped spacer using a disposable polysilicon spacer Yelehanka Ramachandramurthy Pradeep, Vijai Chhagan 2002-02-12
6340608 Method of fabricating copper metal bumps for flip-chip or chip-on-board IC bonding on terminating copper pads Simon Chooi, Yakub Aliyu, Mei Sheng Zhou, John Sudijono, Sudipto Ranendra Roy +2 more 2002-01-22