Inventor · disambiguated record
Hans-Joachim Semmler
Also filed as: SEMMLER HANS J · SEMMLER HANS-JOACHIM
6 granted patents·79 citations·filing 1977–1993
82Inventor score
Files withHOECHST AG6
Top patents by PatentIndex Score
6 records- 0176US4597796AOne-component alkali metal silicate cement compositionHOECHST AG·Filed 1984·Granted Jul 1, 1986·29 cites·8 claims
- 0265US5296027ASingle-component alkali metal silicate cement compositionHOECHST AG·Filed 1993·Granted Mar 22, 1994·25 cites·3 claims
- 0363US4118290AProcess for the preparation of perfluoroethyl iodideHOECHST AG·Filed 1977·Granted Oct 3, 1978·12 cites·6 claims
- 0442US4350206AFire extinguishing foam concentrate and its applicationHOECHST AG·Filed 1981·Granted Sep 21, 1982·9 cites·5 claims
- 0538US4483968AProcess for the manufacture of a cementitious resin solutionHOECHST AG·Filed 1983·Granted Nov 20, 1984·4 cites·9 claims
- 0628US4378341AProcess for the manufacture of ammonium nitrilotrisulfonateHOECHST AG·Filed 1981·Granted Mar 29, 1983·0 cites·6 claims
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