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Ashim Dutta

IBM: 12 patents #35 of 3,866Top 1%
Overall (2025): #4,484 of 469,880Top 1%
12
Patents 2025

Issued Patents 2025

Patent #TitleCo-InventorsDate
12414480 MRAM bottom electrode contact with taper profile Saumya Sharma, Tianji Zhou, Chih-Chao Yang 2025-09-09
12414312 Back-end-of-line thin film resistor Baozhen Li, Chih-Chao Yang, Huimei Zhou 2025-09-09
12389803 Magnetoresistive random-access memory (MRAM) with preserved underlying dielectric layer Shyng-Tsong Chen, Terry A. Spooner, Chih-Chao Yang 2025-08-12
12363913 Fabrication of embedded memory devices utilizing a self assembled monolayer Ekmini Anuja De Silva, Chih-Chao Yang 2025-07-15
12341066 Advanced metal interconnect Chih-Chao Yang, Lawrence A. Clevenger, Ruilong Xie 2025-06-24
12327770 Probe pad with built-in interconnect structure Ruturaj Nandkumar Pujari, Saumya Sharma, Chih-Chao Yang 2025-06-10
12324358 Tall bottom electrode structure in embedded magnetoresistive random-access memory Lili Cheng, Chih-Chao Yang 2025-06-03
12277960 Modified top electrode contact for MRAM embedding in advanced logic nodes Dominik Metzler, Oscar van der Straten, Theodorus E. Standaert 2025-04-15
12272545 Embedded metal contamination removal from BEOL wafers Devika Sil, Yann Mignot, John C. Arnold, Daniel C. Edelstein, Kedari Matam +1 more 2025-04-08
12243771 Selective patterning of vias with hardmasks John C. Arnold, Dominik Metzler, Timothy Mathew Philip, Sagarika Mukesh 2025-03-04
12219881 Dual layer top contact for magnetic tunnel junction stack Chih-Chao Yang 2025-02-04
12207561 MRAM device with wrap-around top electrode Shravana Kumar Katakam, Chih-Chao Yang 2025-01-21