NS

Nathan Stafford

AL American Air Liquide: 25 patents #4 of 326Top 2%
AL Air Liquide Electronics U.S. Lp: 11 patents #1 of 60Top 2%
Samsung: 1 patents #49,284 of 75,807Top 70%
📍 Bear, DE: #6 of 286 inventorsTop 3%
🗺 Delaware: #211 of 7,163 inventorsTop 3%
Overall (All Time): #120,220 of 4,157,543Top 3%
30
Patents All Time

Issued Patents All Time

Showing 1–25 of 30 patents

Patent #TitleCo-InventorsDate
12341017 Etching methods with alternating non-plasma and plasma etching processes Xiangyu Guo 2025-06-24
12327731 Etching gas mixture and method of manufacturing integrated circuit device using the same Changgil Son, Jinhwan Lee, Hoyoung Jang 2025-06-10
12327732 Method to improve profile control during selective etching of silicon nitride spacers Xiangyu Guo, James Royer, Venkateswara R. Pallem 2025-06-10
12224177 Method of running an etch process in higher selectivity to mask and polymer regime by using a cyclic etch process Xiangyu Guo 2025-02-11
12188123 Deposition of iodine-containing carbon films Phong Nguyen, Fabrizio Marchegiani, Xiangyu Guo 2025-01-07
12106971 High conductive passivation layers and method of forming the same during high aspect ratio plasma etching Xiangyu Guo, Kayla Diemoz 2024-10-01
12106940 Systems and methods for storage and supply of F3NO-free FNO gases and F3NO-free FNO gas mixtures for semiconductor processes Ayaka NISHIYAMA, Jiro Yokota, Chih-Yu Hsu, Peng Shen 2024-10-01
12083493 Selective adsorption of halocarbon impurities containing cl, br and i in fluorocarbons or hydrofluorocarbons using adsorbent supported metal oxide Anup Doraiswamy 2024-09-10
11837474 Method to improve profile control during selective etching of silicon nitride spacers Xiangyu Guo, James Royer, Venkateswara R. Pallem 2023-12-05
11469110 Method to improve profile control during selective etching of silicon nitride spacers Xiangyu Guo, James Royer, Venkateswara R. Pallem 2022-10-11
11430663 Iodine-containing compounds for etching semiconductor structures Vijay Surla, Rahul Gupta, Hui SUN, Venkateswara R. Pallem, Fabrizio Marchegiani +2 more 2022-08-30
11152223 Fluorocarbon molecules for high aspect ratio oxide etch Curtis Anderson, Rahul Gupta, Vincent M. Omarjee, Christian Dussarrat 2021-10-19
11024513 Methods for minimizing sidewall damage during low k etch processes Chih-Yu Hsu, Peng Shen 2021-06-01
10720335 Chemistries for TSV/MEMS/power device etching Peng Shen, Christian Dussarrat, Curtis Anderson, Rahul Gupta, Vincent M. Omarjee 2020-07-21
10629451 Method to improve profile control during selective etching of silicon nitride spacers Xiangyu Guo, James Royer, Venkateswara R. Pallem 2020-04-21
10607850 Iodine-containing compounds for etching semiconductor structures Vijay Surla, Rahul Gupta, Hui SUN, Venkateswara R. Pallem, Fabrizio Marchegiani +2 more 2020-03-31
10529581 SiN selective etch to SiO2 with non-plasma dry process for 3D NAND device applications Chih-Yu Hsu, Peng Shen, Takashi TERAMOTO, Jiro Yokota 2020-01-07
10410878 Hydrofluorocarbons containing —NH2 functional group for 3D NAND and DRAM applications Hui SUN, Fabrizio Marchegiani, James Royer, Rahul Gupta 2019-09-10
10381240 Fluorocarbon molecules for high aspect ratio oxide etch Curtis Anderson, Rahul Gupta, Vincent M. Omarjee, Christian Dussarrat 2019-08-13
10347498 Methods of minimizing plasma-induced sidewall damage during low K etch processes Chih-Yu Hsu, Peng Shen 2019-07-09
10115600 Method of etching semiconductor structures with etch gas Rahul Gupta, Venkateswara R. Pallem, Vijay Surla, Curtis Anderson 2018-10-30
10103031 Chemistries for TSV/MEMS/power device etching Peng Shen, Christian Dussarrat, Curtis Anderson, Rahul Gupta, Vincent M. Omarjee 2018-10-16
9892932 Chemistries for TSV/MEMS/power device etching Peng Shen, Christian Dussarrat, Curtis Anderson, Rahul Gupta, Vincent M. Omarjee 2018-02-13
9773679 Method of etching semiconductor structures with etch gas Rahul Gupta, Venkateswara R. Pallem, Vijay Surla, Curtis Anderson 2017-09-26
9514959 Fluorocarbon molecules for high aspect ratio oxide etch Curtis Anderson, Rahul Gupta, Vincent M. Omarjee, Christian Dussarrat 2016-12-06