JW

John C. Wollensak

ET Ethyl: 6 patents #91 of 494Top 20%
Overall (All Time): #896,201 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
4526905 Polyurethanes from dialkyl diaminobenzenes and processes therefor Donald H. Lucast, Ronald L. Shubkin, Allen H. Filbey 1985-07-02
4341903 Process for rearrangement of alkyl groups on aromatic amines Kryn G. Ihrman, Chester P. Jarema 1982-07-27
4317931 Process for rearrangement of alkyl groups on aromatic amines Kryn G. Ihrman, Chester P. Jarema 1982-03-02
4314962 Phenol extended polyurethanes prepared by RIM process Kryn G. Ihrman 1982-02-09
4269720 Amine antioxidant John D. Bartleson 1981-05-26
4219503 Process for producing 2,6-dialkylanilines Donald H. Lucast 1980-08-26