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Chi Shun Cheung

📍 Yuen Long, CN: #1 of 7 inventorsTop 15%
Overall (2004): #248,895 of 270,089Top 95%
1
Patents 2004

Issued Patents 2004

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6687689 System and methods for document retrieval using natural language-based queries Pascale Fung, Yi Guan, Yongsheng Yang 2004-02-03