Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Purnendu Dhal

AVAvaya: 2 patents #513 of 1,730Top 30%
Rourkela, IN: #3 of 10 inventorsTop 30%
Overall (All Time): #1,931,510 of 4,157,543Top 50%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10225401 Emergency call back for remote workers Manish Chatterjee, Harsh V. Mendiratta 2019-03-05
9979754 Emergency call back for session initiation protocol sessions Harsh V. Mendiratta, Manish Chatterjee 2018-05-22