Assignee
MERKLE ENG INC
US·18 granted patents·268 citations·filing 1982–2002
Top patents by PatentIndex Score
18 records- 0188US4424756ASuspended roof construction for industrial furnacesMERKLE ENG INC·Filed 1982·Granted Jan 10, 1984·24 cites·19 claims
- 0287US4475470ASuspended roof construction for industrial furnacesMERKLE ENG INC·Filed 1983·Granted Oct 9, 1984·23 cites·24 claims
- 0385US6427610B1High temperature industrial furnace roof structureMERKLE ENG INC·Filed 2000·Granted Aug 6, 2002·22 cites·10 claims
- 0475US4463689AHigh temperature furnace nose constructionMERKLE ENG INC·Filed 1982·Granted Aug 7, 1984·14 cites·10 claims
- 0574US4864945ACurved nose refractory constructionMERKLE ENG INC·Filed 1988·Granted Sep 12, 1989·13 cites·10 claims
- 0673US4705475AInsulated refractory shieldMERKLE ENG INC·Filed 1986·Granted Nov 10, 1987·14 cites·13 claims
- 0770US5357540AHigh temperature industrial furnace roof structureMERKLE ENG INC·Filed 1992·Granted Oct 18, 1994·16 cites·20 claims
- 0869US4809621ARefractory brick protection for membrane boiler wallsMERKLE ENG INC·Filed 1988·Granted Mar 7, 1989·26 cites·13 claims
- 0961US4960058ASelf-positioning refractory structureMERKLE ENG INC·Filed 1989·Granted Oct 2, 1990·20 cites·33 claims
- 1061US4638617ARefractory curtain wallMERKLE ENG INC·Filed 1984·Granted Jan 27, 1987·24 cites·20 claims
- 1158US6349570B1In-barrel wetting screw chargerMERKLE ENG INC·Filed 2000·Granted Feb 26, 2002·14 cites·13 claims
- 1257US7040241B2Refractory brick and refractory constructionMERKLE ENG INC·Filed 2002·Granted May 9, 2006·10 cites·24 claims
- 1350US4754716ARefractory shield removable toeMERKLE ENG INC·Filed 1987·Granted Jul 5, 1988·7 cites·16 claims
- 1447US5899151AIndustrial furnace roof assembly and components thereofMERKLE ENG INC·Filed 1997·Granted May 4, 1999·13 cites·17 claims
- 1544US5542804AModular solids chargerMERKLE ENG INC·Filed 1994·Granted Aug 6, 1996·9 cites·16 claims
- 1643US5558691ACullet feederMERKLE ENG INC·Filed 1994·Granted Sep 24, 1996·9 cites·16 claims
- 1738US5238347AIn situ replaceable pusher bar for a batch charger panMERKLE ENG INC·Filed 1991·Granted Aug 24, 1993·7 cites·7 claims
- 1831US5158412ASolids chargerMERKLE ENG INC·Filed 1991·Granted Oct 27, 1992·3 cites·16 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →