JH

James M. Hackman

📍 Long Beach, CA: #12 of 55 inventorsTop 25%
🗺 California: #1,105 of 6,198 inventorsTop 20%
Overall (1982): #56,315 of 81,411Top 70%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4334573 Pet access door kit and method of installation La Vona R. Hackman 1982-06-15