Hasnain Rangwalla has been granted 6 US patents while listed as an inventor at ExxonMobil . The first was granted in 2019 and the most recent in July 2025. Hasnain Rangwalla ranks #779,687 of 4,157,543 US inventors in our database (top 18.8%). Patent records list Hasnain Rangwalla in Katy, TX, US.
Patents per Year Patents granted per year, 2019 to 2025 Bar chart with a peak of 3 patents in 2020. peak 3 2019: 1 patents 2019 2020: 3 patents 2020 2023: 1 patents 2023 2025: 1 patents 2025
Issued Patents All Time
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Showing 1–6 of 6 patents
Patent # Title Co-Inventors Date Approx Value ⓘ
12344686 Broad orthogonal distribution polyethylenes for films Matthew W. Holtcamp , Matthew S. Bedoya , Timothy M. Boller , David F. Sanders , Ching-Tai Lue +4 more 2025-07-01
11649331 Polyethylene blends and films Ching-Tai Lue , Dongming Li , Matthew F. Yott 2023-05-16
$420,000,000
10865258 Mixed catalyst systems containing bridged metallocenes with a pendant group 13 element, processes for making a polymer product using same, and products made from same Matthew W. Holtcamp , Subramaniam Kuppuswamy , Matthew S. Bedoya , Kevin A. Stevens , Ching-Tai Lue 2020-12-15
$197,655,000
10844150 Mixed catalysts with 2,6-bis(imino)pyridyl iron complexes and bridged hafnocenes Matthew W. Holtcamp , Xuan Ye , Charles J. Harlan , Michelle E. Titone , Matthew S. Bedoya +1 more 2020-11-24
$111,324,000
10618989 Polyethylene composition Antonios K. Doufas , David F. Sanders , Matthew W. Holtcamp , Xuan Ye , Alexander I. Norman +1 more 2020-04-14
$126,539,000
10302621 Methods for characterizing branching distribution in polymers — 2019-05-28
$176,849,000
