Lung-En Cheng

HC Hanpin Electron Co.: 1 patents #7 of 11Top 65%

📍 Danei, TW: #570 of 1,188 inventorsTop 50%

Overall (All Time): #3,453,454 of 4,157,543Top 85%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
6917689	Sound mixing equipment	—	2005-07-12