HA

H. Ward Alter

📍 Walnut Creek, CA: #9 of 43 inventorsTop 25%
🗺 California: #2,144 of 10,592 inventorsTop 25%
Overall (1989): #109,199 of 140,708Top 80%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
RE33065 Compact detector for radon and radon daughter products Richard A. Oswald 1989-09-19