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USPTO Patent Rankings Data through Sept 30, 2025
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Ching-Lun Ma — 2 Patents

CTChangxin Memory Technologies: 2 patents #237 of 743Top 35%
Overall (All Time): #1,788,775 of 4,157,543Top 45%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12166032 Semiconductor structure and method for manufacturing semiconductor structure 2024-12-10
12154953 Method for manufacturing contact hole, semiconductor structure and electronic equipment Ran Li, Leilei Duan, Xinru Han 2024-11-26