Shin H. Chen

📍 Chicago, IL: #3,897 of 13,327 inventorsTop 30%

🗺 Illinois: #26,653 of 84,256 inventorsTop 35%

Overall (All Time): #1,648,137 of 4,157,543Top 40%

Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
5542329	Device for improving sound in guitars and similar stringed instruments	—	1996-08-06
4843940	Tone amplification in stringed instruments	—	1989-07-04
4437381	Metronomic signalling devices and method of tempo signalling	—	1984-03-20