Da-Ming Liu

📍 Milpitas, CA: #20 of 233 inventorsTop 9%

🗺 California: #2,413 of 28,521 inventorsTop 9%

Overall (2003): #31,998 of 273,478Top 15%

Patents 2003

Issued Patents 2003

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
6644139	Gear structure for a figurine	—	2003-11-11
6629871	Transmission mechanism for motion toy	—	2003-10-07
6620021	Oscillation device of motion toy	—	2003-09-16