Charles F. Weidig

ET Ethyl: 4 patents #133 of 494Top 30%

📍 Grosse Pointe, MI: #35 of 143 inventorsTop 25%

🗺 Michigan: #22,048 of 86,293 inventorsTop 30%

Overall (All Time): #1,303,511 of 4,157,543Top 35%

Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #	Title	Co-Inventors	Date
4861914	Discoloration inhibitors for aromatic amines	—	1989-08-29
4524222	Alkylated phenol purification	—	1985-06-18
4448586	Corrosion inhibitor compositions for alcohol-based fuels	—	1984-05-15
4440545	Gasohol having corrosion inhibiting properties	—	1984-04-03