Inventor · disambiguated record
Ronald D. Gray
Also filed as: GRAY RONALD · GRAY RONALD D
8 granted patents·148 citations·filing 1975–2020
88Inventor score
Top patents by PatentIndex Score
8 records- 0189US6685761B1Method for producing beneficiated titanium oxidesMIDREX INTERNAT B V ROTTERDAM·Filed 2003·Granted Feb 3, 2004·43 cites·33 claims
- 0287US6582491B2Method for producing molten iron in duplex furnacesMIDREX INT BV·Filed 2001·Granted Jun 24, 2003·27 cites·34 claims
- 0387US4612043ASteel making methodPENNSYLVANIA ENGINEERING CORP·Filed 1984·Granted Sep 16, 1986·25 cites·20 claims
- 0483US10784694B1Standing handbag rack with charging stationGRAY RONALD·Filed 2020·Granted Sep 22, 2020·4 cites·15 claims
- 0574US6251156B1Method of producing molten iron in duplex furnacesMIDREX TECHNOLOGIES INC·Filed 1999·Granted Jun 26, 2001·30 cites·20 claims
- 0646US4004793ADual holding furnaceLEOTROMELT CORP·Filed 1975·Granted Jan 25, 1977·6 cites·12 claims
- 0737US5289765ADevice with flexible elongate member for binding and toting tree trimmings and the likeGRAY RONALD D·Filed 1992·Granted Mar 1, 1994·9 cites·2 claims
- 0835US3956572ACooling means for electric arc furnacesPENNSYLVANIA ENGINEERING CORP·Filed 1975·Granted May 11, 1976·4 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →