RE

Ruediger J. Erckel

HC Hoechst Celanese: 4 patents #162 of 871Top 20%
Overall (All Time): #1,300,274 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5055550 Polymers prepared from 4,4'-bis(2-[3,4(dicarboxyphenyl)hexafluoroisopropyl] diphenyl ether dianhydride Werner H. Mueller, Dinesh N. Khanna, Rohitkumar H. Vora 1991-10-08
5037949 Polymers prepared from 4,4'-bis[2-(amino (halo) phenoxyphenyl) hexafluoroisopropyl]diphenyl ether Werner H. Mueller, Dinesh N. Khanna, Rohitkumar H. Vora 1991-08-06
4931540 Polymers prepared from 4,4'-bis[2-(3,4-(dicarboxyphenyl)hexafluoroisopropyl] diphenyl ether dianhydride Werner H. Mueller, Dinesh N. Khanna, Rohitkumar H. Vora 1990-06-05
4925915 Polymers prepared from 4,4'-bis(2-(amino(halo) phenoxyphenyl) hexafluoroisopropyl) diphenyl ether Werner H. Mueller, Dinesh N. Khanna, Rohitkumar H. Vora 1990-05-15