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USPTO Patent Rankings Data through Sept 30, 2025
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B. Ramamurthy Acharya — 3 Patents in 2016

WMWd Media: 3 patents #1 of 41Top 3%
Fremont, CA: #242 of 1,686 inventorsTop 15%
California: #7,565 of 57,791 inventorsTop 15%
Overall (2016): #79,411 of 481,213Top 20%
3 Patents 2016

Issued Patents 2016

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
9449633 Smooth structures for heat-assisted magnetic recording media Shahid A. Pirzada, Tomoko Seki, Antony Ajan 2016-09-20
9401170 Perpendicular magnetic recording medium with epitaxial exchange coupling layer Chengjun Sun, Donald C. Stafford 2016-07-26
9269480 Systems and methods for forming magnetic recording media with improved grain columnar growth for energy assisted magnetic recording Antony Ajan, Alexander S. Chernyshov, Hua Yuan 2016-02-23