Assignee
UNITED PRECIOUS METAL REFINING
US·4 granted patents·100 citations·filing 1990–2004
Technology mixC22C4
Top patents by PatentIndex Score
4 records- 0183US5039479ASilver alloy compositions, and master alloy compositions thereforUNITED PRECIOUS METAL REFINING·Filed 1990·Granted Aug 13, 1991·43 cites·6 claims
- 0283US4973446ASilver alloy compositionsUNITED PRECIOUS METAL REFINING·Filed 1990·Granted Nov 27, 1990·44 cites·3 claims
- 0368US7128792B2Sterling silver manganese alloy compositionsUNITED PRECIOUS METAL REFINING·Filed 2004·Granted Oct 31, 2006·10 cites·1 claims
- 0455US6951588B1White gold alloy compositionsUNITED PRECIOUS METAL REFINING·Filed 2004·Granted Oct 4, 2005·3 cites·2 claims
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