Sihui Han

📍 Opelika, AL: #40 of 100 inventorsTop 40%

🗺 Alabama: #3,421 of 10,951 inventorsTop 35%

Overall (All Time): #2,311,610 of 4,157,543Top 60%

Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
5145424	Human-powered boat propelling equipments	—	1992-09-08
5145477	Spring saddle cycle	—	1992-09-08