Hongyi Tao

UC University Of Southern California: 1 patents #782 of 1,826Top 45%

📍 Covina, CA: #137 of 287 inventorsTop 50%

🗺 California: #247,236 of 386,348 inventorsTop 65%

Overall (All Time): #3,878,327 of 4,157,543Top 95%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
5022957	Etching process for improving the strength of a laser-machined silicon-based ceramic article	Stephen M. Copley, Judith A. Todd-Copley	1991-06-11