Inventor · disambiguated record
William R. Materna
Also filed as: MATERNA WILLIAM R
6 granted patents·1 pending application·57 citations·filing 1988–2009
80Inventor score
Top patents by PatentIndex Score
7 records- 0169US4809621ARefractory brick protection for membrane boiler wallsMERKLE ENG INC·Filed 1988·Granted Mar 7, 1989·26 cites·13 claims
- 0261US4960058ASelf-positioning refractory structureMERKLE ENG INC·Filed 1989·Granted Oct 2, 1990·20 cites·33 claims
- 0357US8693518B2High temperature industrial furnace roof systemLINDEMAN FRED·Filed 2009·Granted Apr 8, 2014·1 cites·11 claims
- 0447US2009320727A1Dust shield for refractory hangerMATERNA WILLIAM R·Filed 2008·Application pending·0 cites
- 0545US7726249B2Apparatus and method for isolating zones of an industrial furnaceMERKLE INTERNATIONAL INC·Filed 2007·Granted Jun 1, 2010·1 cites·18 claims
- 0643US5558691ACullet feederMERKLE ENG INC·Filed 1994·Granted Sep 24, 1996·9 cites·16 claims
- 0741US8428096B2Removable filler moduleLINDEMAN FRED·Filed 2007·Granted Apr 23, 2013·0 cites·16 claims
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