RJ

Ronald J. Johnston

SP Superior Products: 2 patents #1 of 2Top 50%
JE Jergens: 1 patents #1 of 4Top 25%
📍 Wellington, OH: #2 of 8 inventorsTop 25%
🗺 Ohio: #711 of 5,754 inventorsTop 15%
Overall (2002): #44,298 of 266,432Top 20%
2
Patents 2002

Issued Patents 2002

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6390158 Post valve yoke — 2002-05-21
6386248 Hydraulically operated post valve yoke Chad Schron 2002-05-14