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Inventor profile of:

Ping (Robert) Du

City:

Shanghai

Country:

China

Published Applications:

1

Last publication date:

2007-03-01

Recent patent applications by Du Ping (Robert)

Ping (Robert) Du from Shanghai, CN has applied for patents for these inventions. The list has both pending applications and granted patents:

#1 | 2007-03-01

US20070048697A1

Interactive language learning techniques

InventorID:

4366032 ⎘