William P. Campbell

📍 Newport Beach, CA: #13 of 98 inventorsTop 15%

🗺 California: #3,049 of 13,957 inventorsTop 25%

Overall (1994): #52,836 of 165,921Top 35%

Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
5290233	Hypodermic injection device	—	1994-03-01