JH

James R. Hazen

HC Hoechst Celanese: 4 patents #162 of 871Top 20%
📍 West Greenwich, RI: #37 of 162 inventorsTop 25%
🗺 Rhode Island: #1,504 of 6,211 inventorsTop 25%
Overall (All Time): #1,299,814 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5011997 Process for bis(4-aminophenyl)hexafluoropropane William Lee 1991-04-30
4906741 Azo dimers containing the hexafluoroisopropylidene group William Lee 1990-03-06
4769182 Process for production of 3-(hydroxyphenylphosphinyl)-propanoic acid 1988-09-06
4749523 Solid phase acylation of aminosulfonic acids 1988-06-07