SJ

Steven J. Griegelis, Jr.

UN Unknown: 1 patents #344 of 3,329Top 15%
📍 Grand Rapids, MI: #82 of 234 inventorsTop 40%
🗺 Michigan: #3,301 of 9,874 inventorsTop 35%
Overall (2021): #252,035 of 548,734Top 50%
1
Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11131416 Pipe coupling seal assembly Keith R. Bunn, Sr. 2021-09-28