Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Ruma Ghosh — 2 Patents

LTLummus Technology: 2 patents #146 of 280Top 55%
Livingston, NJ: #187 of 447 inventorsTop 45%
New Jersey: #30,063 of 69,400 inventorsTop 45%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Ruma Ghosh has been granted 2 US patents while listed as an inventor at Lummus Technology. All of these patents were granted in 2012. Ruma Ghosh ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Ruma Ghosh in Livingston, NJ, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8105971 Process for making catalysts useful for the conversion of paraffins to olefins Anne Mae Gaffney, Ruozhi Song, Chuen Y. Yeh, Tadeusz W. Langner 2012-01-31
8105972 Catalysts for the conversion of paraffins to olefins and use thereof Anne Mae Gaffney, Ruozhi Song, Chuen Y. Yeh, Tadeusz W. Langner 2012-01-31