John R. Zentner, Jr.

📍 Calabasas, CA: #1,149 of 4,119 inventorsTop 30%

🗺 California: #149,087 of 386,348 inventorsTop 40%

Overall (All Time): #1,661,444 of 4,157,543Top 40%

Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
5116061	Game using beads stacked on pins	—	1992-05-26
4944513	Ball batting game apparatus	—	1990-07-31
4805916	Game of skill and coordination: ring ball	—	1989-02-21