JB

John H. Brywig

GE Grace Engineering: 2 patents #6 of 15Top 40%
📍 Carsonville, MI: #3 of 10 inventorsTop 30%
🗺 Michigan: #35,034 of 86,293 inventorsTop 45%
Overall (All Time): #2,072,284 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8449416 Mechanical broadhead Nathaniel E. Grace 2013-05-28
7993224 Battery holder for a lighted archery nock — 2011-08-09