Inventor · disambiguated record
Donald R. Zacharias
Also filed as: ZACHARIAS DONALD · ZACHARIAS DONALD R · ZACHARIAS DONALD RICHARD
12 granted patents·142 citations·filing 1989–2018
91Inventor score
Top patents by PatentIndex Score
12 records- 0188US5518153ATundish impact padFOSECO INT·Filed 1994·Granted May 21, 1996·34 cites·10 claims
- 0284US5110096AOne-piece tundish liningFOSECO INT·Filed 1991·Granted May 5, 1992·21 cites·23 claims
- 0379US6997361B2Metallurgical impact padFOSECO INT·Filed 2003·Granted Feb 14, 2006·11 cites·25 claims
- 0474US5882577ATundishFOSECO INT·Filed 1996·Granted Mar 16, 1999·14 cites·3 claims
- 0571US4939989ATree limb folding and tying apparatusZACHARIAS DONALD·Filed 1989·Granted Jul 10, 1990·33 cites·13 claims
- 0664US6159418ATundish impact padFOSECO INT·Filed 1997·Granted Dec 12, 2000·11 cites·20 claims
- 0746US6533992B1TundishFOSECO INT·Filed 1999·Granted Mar 18, 2003·4 cites·14 claims
- 0844US6528010B2Molten metal handling vesselFOSECO INT·Filed 2001·Granted Mar 4, 2003·1 cites·13 claims
- 0942USD322615STundish insertFOSECO INT·Filed 1991·Granted Dec 24, 1991·4 cites·1 claims
- 1041US6024260ATundish impact padFOSECO INT·Filed 1996·Granted Feb 15, 2000·8 cites·23 claims
- 1139US11154925B2Configured tundishVESUVIUS U S A CORP·Filed 2018·Granted Oct 26, 2021·0 cites·14 claims
- 1224USD605671SCasting nozzleREFRACTORY INTELLECTUAL PROP·Filed 2008·Granted Dec 8, 2009·1 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →