Inventor · disambiguated record
Johann H. Schroeder
Also filed as: SCHROEDER JOHANN · SCHROEDER JOHANN H · SCHROEDER JOHANN-HEINRICH
6 granted patents·89 citations·filing 1986–1997
84Inventor score
Top patents by PatentIndex Score
6 records- 0174US5338882AProcess for the production of DMT-intermediate product of specific purity and pure terephthalic acidHUELS CHEMISCHE WERKE AG·Filed 1993·Granted Aug 16, 1994·14 cites·18 claims
- 0271US4707274AMultistage arrangement for countercurrent separation and methods of operating sameAMBERGER KAOLINWERKE GMBH·Filed 1986·Granted Nov 17, 1987·30 cites·14 claims
- 0356US5614159AProcess for the purification of an oxidation off gas with energy recoveryHUELS CHEMISCHE WERKE AG·Filed 1995·Granted Mar 25, 1997·24 cites·14 claims
- 0449US5286896AProcess for the production of DMT-intermediate product of specific purityHUELS CHEMISCHE WERKE AG·Filed 1990·Granted Feb 15, 1994·4 cites·9 claims
- 0545US5858808AProcess and auxiliary device for fabricating semiconductor devicesITT IND GMBH DEUTSCHE·Filed 1997·Granted Jan 12, 1999·12 cites·12 claims
- 0632US5891410AProcess for the purification of an oxidation off gasHUELS CHEMISCHE WERKE AG·Filed 1991·Granted Apr 6, 1999·5 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →