Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Chia-Kai Chou

STSandisk Technologies: 2 patents #96 of 332Top 30%
Newark, CA: #37 of 186 inventorsTop 20%
California: #13,721 of 66,859 inventorsTop 25%
Overall (2021): #174,191 of 548,734Top 35%
2 Patents 2021

Issued Patents 2021

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11139022 Source line voltage control for NAND memory Kou Tei, Ohwon Kwon, Jongyeon Kim, Yuedan Li 2021-10-05
10984877 Multi BLCS for multi-state verify and multi-level QPW Jongyeon Kim, Hiroki Yabe, Kou Tei, Ohwon Kwon 2021-04-20