Inventor · disambiguated record
Heinz Esch
Also filed as: BUHLER HARALD · ESCH HEINZ
14 granted patents·2 pending applications·527 citations·filing 1978–2006
95Inventor score
Top patents by PatentIndex Score
16 records- 0192US5484581AProcess for the production of precipitated silicaDEGUSSA·Filed 1994·Granted Jan 16, 1996·82 cites·11 claims
- 0292US4495167APrecipitated silicas having high structure and process for their preparationDEGUSSA·Filed 1982·Granted Jan 22, 1985·57 cites·10 claims
- 0392US4208316AHydrophobic precipitated silicic acid and compositions containing sameDEGUSSA·Filed 1978·Granted Jun 17, 1980·47 cites·6 claims
- 0489US4273589APrecipitated silicic acid, method and compositions containing sameDEGUSSA·Filed 1979·Granted Jun 16, 1981·42 cites·8 claims
- 0585US5705137APrecipitated silicas, a process for their preparation and their use in vulcanizable rubber mixturesDEGUSSA·Filed 1996·Granted Jan 6, 1998·59 cites·7 claims
- 0683US5846506APrecipitated silicasDEGUSSA·Filed 1997·Granted Dec 8, 1998·48 cites·3 claims
- 0777US5925708APrecipitated silicasDEGUSSA·Filed 1997·Granted Jul 20, 1999·36 cites·7 claims
- 0877US5871867APrecipitated silicaDEGUSSA·Filed 1997·Granted Feb 16, 1999·40 cites·13 claims
- 0970US7071257B2Precipitated silicasDEGUSSA·Filed 2001·Granted Jul 4, 2006·10 cites·3 claims
- 1067US6214383B1Precipitated silicas which contain an active substanceDEGUSSA·Filed 1998·Granted Apr 10, 2001·30 cites·7 claims
- 1166US5859117APrecipitated silicas, a process for their preparation and their use in vulcanizable rubber mixturesDEGUSSA AKTIENGSELLSCHAFT·Filed 1997·Granted Jan 12, 1999·26 cites·12 claims
- 1263US5256196APrecipitated silica pasteDEGUSSA·Filed 1991·Granted Oct 26, 1993·23 cites·3 claims
- 1362US4308074APrecipitated silicic acid, method and compositions containing sameDEGUSSA·Filed 1981·Granted Dec 29, 1981·15 cites·2 claims
- 1456US2007208127A1Precipitated SilicaESCH HEINZ·Filed 2006·Application pending·0 cites
- 1555US2005282951A1Precipitated silicaDEGUSSA·Filed 2005·Application pending·0 cites
- 1653US6977065B1Precipitated silicasDEGUSSA·Filed 1997·Granted Dec 20, 2005·12 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →