WJ

William John Sperry, Jr.

HP HP: 1 patents #3,612 of 7,018Top 55%
📍 Poway, CA: #592 of 1,186 inventorsTop 50%
🗺 California: #185,134 of 386,348 inventorsTop 50%
Overall (All Time): #2,270,993 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5638561 Combination infant blanket and toy with convertible bag Rosemarie Patricia Sperry 1997-06-17
4940413 Electrical make/break interconnect having high trace density Winthrop D. Childers 1990-07-10