DS

Dongna Shen

TSMC: 45 patents #736 of 12,232Top 7%
HT Headway Technologies: 17 patents #61 of 309Top 20%
📍 San Jose, CA: #657 of 32,062 inventorsTop 3%
🗺 California: #5,467 of 386,348 inventorsTop 2%
Overall (All Time): #36,233 of 4,157,543Top 1%
62
Patents All Time

Issued Patents All Time

Showing 26–50 of 62 patents

Patent #TitleCo-InventorsDate
11088321 Highly selective ion beam etch hard mask for sub 60nm MRAM devices Yi Yang, Yu-Jen Wang 2021-08-10
11081642 MTJ CD variation by HM trimming Yi Yang, Jesmin Haq, Yu-Jen Wang 2021-08-03
11043632 Ion beam etching process design to minimize sidewall re-deposition Vignesh Sundar, Guenole Jan, Yi Yang, Yu-Jen Wang 2021-06-22
11031548 Reduce intermixing on MTJ sidewall by oxidation Yi Yang, Sahil Patel, Vignesh Sundar, Yu-Jen Wang 2021-06-08
11024797 Under-cut via electrode for sub 60 nm etchless MRAM devices by decoupling the via etch process Yi Yang, Yu-Jen Wang 2021-06-01
10964887 Highly physical ion resistive spacer to define chemical damage free sub 60nm MRAM devices Yi Yang, Yu-Jen Wang 2021-03-30
10921707 Self-adaptive halogen treatment to improve photoresist pattern and magnetoresistive random access memory (MRAM) device uniformity Yi Yang, Jesmin Haq, Yu-Jen Wang 2021-02-16
10886461 Highly physical etch resistive photoresist mask to define large height sub 30nm via and metal hard mask for MRAM devices Yi Yang, Yu-Jen Wang 2021-01-05
10868242 Sub 60nm etchless MRAM devices by ion beam etching fabricated T-shaped bottom electrode Yi Yang, Yu-Jen Wang 2020-12-15
10868237 Self-aligned encapsulation hard mask to separate physically under-etched MTJ cells to reduce conductive R-deposition Yi Yang, Vignesh Sundar, Yu-Jen Wang 2020-12-15
10797232 Low resistance MgO capping layer for perpendicularly magnetized magnetic tunnel junctions Sahil Patel, Guenole Jan, Ru-Ying Tong, Vignesh Sundar, Yu-Jen Wang +2 more 2020-10-06
10770654 Multiple spacer assisted physical etching of sub 60nm MRAM devices Yi Yang, Yu-Jen Wang 2020-09-08
10756137 MTJ patterning without etch induced device degradation assisted by hard mask trimming Yi Yang, Yu-Jen Wang 2020-08-25
10714680 Large height tree-like sub 30nm vias to reduce conductive material re-deposition for sub 60nm MRAM devices Yi Yang, Yu-Jen Wang 2020-07-14
10700269 Post treatment to reduce shunting devices for physical etching process Yu-Jen Wang, Vignesh Sundar, Sahil Patel 2020-06-30
10680168 Ion beam etching fabricated sub 30nm vias to reduce conductive material re-deposition for sub 60nm MRAM devices Yi Yang, Zhongjian Teng, Jesmin Haq, Yu-Jen Wang 2020-06-09
10522741 Under-cut via electrode for sub 60nm etchless MRAM devices by decoupling the via etch process Yi Yang, Yu-Jen Wang 2019-12-31
10522753 Highly selective ion beam etch hard mask for sub 60nm MRAM devices Yi Yang, Yu-Jen Wang 2019-12-31
10522751 MTJ CD variation by HM trimming Yi Yang, Jesmin Haq, Yu-Jen Wang 2019-12-31
10522749 Combined physical and chemical etch to reduce magnetic tunnel junction (MTJ) sidewall damage Yu-Jen Wang, Ru-Ying Tong, Vignesh Sundar, Sahil Patel 2019-12-31
10522745 Low resistance MgO capping layer for perpendicularly magnetized magnetic tunnel junctions Sahil Patel, Guenole Jan, Ru-Ying Tong, Vignesh Sundar, Yu-Jen Wang +2 more 2019-12-31
10516100 Silicon oxynitride based encapsulation layer for magnetic tunnel junctions Vignesh Sundar, Yu-Jen Wang, Sahil Patel, Ru-Ying Tong 2019-12-24
10516102 Multiple spacer assisted physical etching of sub 60nm MRAM devices Yi Yang, Yu-Jen Wang 2019-12-24
10418547 Sub 60nm etchless MRAM devices by ion beam etching fabricated T-shaped bottom electrode Yi Yang, Yu-Jen Wang 2019-09-17
10388862 Highly selective ion beam etch hard mask for sub 60nm MRAM devices Yi Yang, Yu-Jen Wang 2019-08-20