MC

Ming-Hwai Chen

Overall (All Time): #1,610,501 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6573443 Pedal structure for musical drum — 2003-06-03
6180860 Structure of a drum beater — 2001-01-30
5251112 Flashing and musical device for a writing implement — 1993-10-05