Inventor · disambiguated record
Frank P. Merkle
Also filed as: MERKLE FRANK P · MERKLE JR FRANK P
9 granted patents·130 citations·filing 1975–1997
89Inventor score
Top patents by PatentIndex Score
9 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
- 0374US4864945ACurved nose refractory constructionMERKLE ENG INC·Filed 1988·Granted Sep 12, 1989·13 cites·10 claims
- 0470US5357540AHigh temperature industrial furnace roof structureMERKLE ENG INC·Filed 1992·Granted Oct 18, 1994·16 cites·20 claims
- 0562US4073243AIndustrial furnace roof assembly and components thereofMERKLE & ASS·Filed 1976·Granted Feb 14, 1978·11 cites·12 claims
- 0650US3958519AHigh temperature furnace construction and hangers thereforMERKLE & ASS·Filed 1975·Granted May 25, 1976·18 cites·10 claims
- 0747US5899151AIndustrial furnace roof assembly and components thereofMERKLE ENG INC·Filed 1997·Granted May 4, 1999·13 cites·17 claims
- 0844US5542804AModular solids chargerMERKLE ENG INC·Filed 1994·Granted Aug 6, 1996·9 cites·16 claims
- 0931US5158412ASolids chargerMERKLE ENG INC·Filed 1991·Granted Oct 27, 1992·3 cites·16 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →