Partial year: Data through Q3 2025 (Sept 30). Full-year totals not yet available.
NS

Nathan Stafford

AL American Air Liquide: 4 patents #1 of 15Top 7%
Samsung: 1 patents #6,142 of 15,164Top 45%
📍 Bear, DE: #1 of 23 inventorsTop 5%
🗺 Delaware: #14 of 558 inventorsTop 3%
Overall (2025): #21,427 of 469,880Top 5%
5
Patents 2025

Issued Patents 2025

Showing 1–5 of 5 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