WJ

William John Sperry, Jr.

📍 Poway, CA: #19 of 72 inventorsTop 30%
🗺 California: #4,598 of 17,285 inventorsTop 30%
Overall (1997): #58,969 of 185,788Top 35%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5638561 Combination infant blanket and toy with convertible bag Rosemarie Patricia Sperry 1997-06-17