Inventor · disambiguated record
Ruediger J. Erckel
Also filed as: ERCKEL RUEDIGER J
4 granted patents·82 citations·filing 1987–1990
78Inventor score
Technology areasC08G
Files withHOECHST CELANESE CORP4
Top patents by PatentIndex Score
4 records- 0189US4931540APolymers prepared from 4,4'-bis[2-(3,4-(dicarboxyphenyl)hexafluoroisopropyl] diphenyl ether dianhydrideHOECHST CELANESE CORP·Filed 1987·Granted Jun 5, 1990·39 cites·40 claims
- 0278US4925915APolymers prepared from 4,4'-bis(2-(amino(halo) phenoxyphenyl) hexafluoroisopropyl) diphenyl etherHOECHST CELANESE CORP·Filed 1987·Granted May 15, 1990·22 cites·65 claims
- 0366US5055550APolymers prepared from 4,4'-bis(2-[3,4(dicarboxyphenyl)hexafluoroisopropyl] diphenyl ether dianhydrideHOECHST CELANESE CORP·Filed 1990·Granted Oct 8, 1991·14 cites·13 claims
- 0450US5037949APolymers prepared from 4,4'-bis[2-(amino (halo) phenoxyphenyl) hexafluoroisopropyl]diphenyl etherHOECHST CELANESE CORP·Filed 1990·Granted Aug 6, 1991·7 cites·21 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →