David W. Chang

📍 Sunnyvale, CA: #387 of 1,107 inventorsTop 35%

🗺 California: #8,996 of 28,521 inventorsTop 35%

Overall (2003): #243,694 of 273,478Top 90%

Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
6663562	Surgical retractor	—	2003-12-16