Inventor · disambiguated record
Joachim Semel
Also filed as: SEMEL JOACHIM
6 granted patents·42 citations·filing 1993–1998
81Inventor score
Top patents by PatentIndex Score
6 records- 0156US5458742AIsolation of fullerenesHOECHST AG·Filed 1993·Granted Oct 17, 1995·14 cites·4 claims
- 0244US5464876AProcess for the recovery of valuable materials during the work-up of polyvinyl chlorideHOECHST AG·Filed 1994·Granted Nov 7, 1995·8 cites·2 claims
- 0336US6140598AMethod for separating polymer-salt mixturesTICONA GMBH·Filed 1997·Granted Oct 31, 2000·6 cites·11 claims
- 0434US6274749B1High-temperature resistant sulfonated aromatic polyether ketone cation exchangers and sulfonated poly (phenylene sulfide) cation exchangers as catalysts at reaction temperature above 150° CHOECHST RES & TECHNOLOGY GMBH·Filed 1998·Granted Aug 14, 2001·6 cites·5 claims
- 0532US5755980AProcess for eliminating adsorbable organic halogen compounds from wastewaterHOECHST AG·Filed 1996·Granted May 26, 1998·5 cites·16 claims
- 0628US5888465AProcess for separating hydrogen halides from gases containing sulphur dioxideHOECHST AG·Filed 1995·Granted Mar 30, 1999·3 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →