PR

Paul F. Ranken

ET Ethyl: 2 patents #14 of 77Top 20%
📍 Baton Rouge, LA: #9 of 130 inventorsTop 7%
🗺 Louisiana: #23 of 524 inventorsTop 5%
Overall (1989): #18,727 of 140,708Top 15%
2
Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4889955 Preparation of (hydrocarbylthio)aromatic amines — 1989-12-26
4866209 Poly(hydrocarbylthio)anilines Bonnie G. McKinnie 1989-09-12