DC

Donald C. Campion

📍 Wixom, MI: #24 of 80 inventorsTop 30%
🗺 Michigan: #3,056 of 8,960 inventorsTop 35%
Overall (2016): #416,246 of 481,213Top 90%
1
Patents 2016

Issued Patents 2016

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9440142 Blocking mechanism for amusement game with multiple lifting pins Xiwen Jiang, Xi Qingyuan 2016-09-13