Inventor · disambiguated record
Robert J. Koffron
Also filed as: KOFFRON ROBERT J
11 granted patents·2 pending applications·153 citations·filing 1984–2008
91Inventor score
Top patents by PatentIndex Score
13 records- 0193US4601415AVortex inhibitor for molten metal dischargeKOFFRON ROBERT J·Filed 1984·Granted Jul 22, 1986·43 cites·15 claims
- 0288US5044610AVortex inhibitor for molten metal dischargeTETRON INC·Filed 1989·Granted Sep 3, 1991·24 cites·6 claims
- 0378US6723275B2Vortex inhibitor with sacrificial rodTETRON INC·Filed 2001·Granted Apr 20, 2004·10 cites·8 claims
- 0476US6280499B1Yield metal pouring systemFiled 1996·Granted Aug 28, 2001·17 cites·18 claims
- 0575US6576039B2Method and apparatus for metal pouringTETRON INC·Filed 2001·Granted Jun 10, 2003·11 cites·28 claims
- 0671US4871148AVortex inhibitor for molten metal dischargeTETRON INC·Filed 1988·Granted Oct 3, 1989·19 cites·8 claims
- 0770US8591802B2Vortex inhibitorKOFFRON ROBERT J·Filed 2008·Granted Nov 26, 2013·2 cites·7 claims
- 0860US2008116233A1Vortex inhibitor with sacrificial rodTETRON INC·Filed 2008·Application pending·0 cites
- 0959US7169349B1Method and apparatus for delivering metallurgically improved molten metalTETRON INC·Filed 2000·Granted Jan 30, 2007·2 cites·19 claims
- 1059US6074598AMethod and apparatus for slag separation sensingTETRON INC·Filed 1998·Granted Jun 13, 2000·14 cites·12 claims
- 1150USRE37417EVortex inhibitor for molten metal dischargeTETRON INC·Filed 1995·Granted Oct 23, 2001·6 cites·9 claims
- 1245US2004164466A1Vortex inhibitor with sacrificial rodTETRON INC·Filed 2004·Application pending·0 cites
- 1331US6113669AMethod and apparatus for process and quality control in the production of metalSELTET LLC·Filed 1999·Granted Sep 5, 2000·5 cites·19 claims
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