Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
SG

Subbash Gupta — 1 Patent

CMChartered Semiconductor Manufacturing: 1 patents #419 of 840Top 50%
Singapore, SG: #6,866 of 13,971 inventorsTop 50%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Subbash Gupta has been granted 1 US patent while listed as an inventor at Chartered Semiconductor Manufacturing. All of these patents were granted in 2006. Subbash Gupta ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Subbash Gupta in Singapore, SG.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
6987321 Copper diffusion deterrent interface Simon Chooi, Yakub Aliyu, Mei Sheng Zhou, John Sudijono, Sudipto Ranendra Roy +2 more 2006-01-17 $371,000