Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
SD

Sanjana Das — 4 Patents in 2021

PSPison Stream Solutions: 3 patents #2 of 4Top 50%
TLTokyo Electron Limited: 1 patents #275 of 787Top 35%
New York, NY: #140 of 2,984 inventorsTop 5%
New York: #1,039 of 12,766 inventorsTop 9%
Overall (2021): #41,083 of 548,734Top 8%
4 Patents 2021

Issued Patents 2021

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
11118071 Multi-functional additive for mar and scratch resistance in chemical coating compositions Joseph H. James, Subadhra Janardhanan, Kathleen McAfee 2021-09-14
11008474 Multi-purpose flexibility additive for chemical coating compositions Joseph H. James, Subadhra Janardhanan, Kathleen McAfee 2021-05-18
10947395 Multi-functional flow modifier for chemical coating compositions Joseph H. James, Subadhra Janardhanan, Kathleen McAfee 2021-03-16
10923363 Method for increasing pattern density on a wafer Anton J. deVilliers, Daniel Fulford 2021-02-16