FS

Frank L. Sprowl

OC Owens-Illinois Closure: 2 patents #5 of 19Top 30%
📍 Sturgis, MI: #1 of 9 inventorsTop 15%
🗺 Michigan: #358 of 4,492 inventorsTop 8%
Overall (1997): #40,654 of 185,788Top 25%
2
Patents 1997

Issued Patents 1997

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5690882 Method for making a tamper indicating package 1997-11-25
5650113 Method of making plastic beverage closure James L. Gregory, Dennis J. Burzynski, Bruce J. Rote 1997-07-22