Inventor · disambiguated record
Marcia G. Hannah
Also filed as: HANNAH MARCIA G
12 granted patents·982 citations·filing 1990–1995
95Inventor score
Technology areasE04D
Files withCERTAIN TEED CORP12
Top patents by PatentIndex Score
12 records- 0198USD366124STab portion of a shingleCERTAIN TEED CORP·Filed 1992·Granted Jan 9, 1996·95 cites·1 claims
- 0297US5421134ARoofing shingleCERTAIN TEED CORP·Filed 1993·Granted Jun 6, 1995·95 cites·1 claims
- 0397USD340294SDesign for a tab portion of a shingleCERTAIN TEED CORP·Filed 1990·Granted Oct 12, 1993·71 cites·1 claims
- 0497US5181361AMulti-layer shingleCERTAIN TEED CORP·Filed 1990·Granted Jan 26, 1993·158 cites·24 claims
- 0595USD376660SShingleCERTAIN TEED CORP·Filed 1995·Granted Dec 17, 1996·60 cites·1 claims
- 0695USD375563SShingleCERTAIN TEED CORP·Filed 1995·Granted Nov 12, 1996·60 cites·1 claims
- 0795US5209802AMethod of making a multi-layer shingleCERTAIN TEED CORP·Filed 1991·Granted May 11, 1993·130 cites·29 claims
- 0894USD388195SShingleCERTAIN TEED CORP·Filed 1995·Granted Dec 23, 1997·53 cites·1 claims
- 0994US5287669ARoofing shingleCERTAIN TEED CORP·Filed 1991·Granted Feb 22, 1994·79 cites·12 claims
- 1093US5501056AProcess for roofing with an 18 inch shingleCERTAIN TEED CORP·Filed 1994·Granted Mar 26, 1996·74 cites·1 claims
- 1190US5375491ARoofing shingleCERTAIN TEED CORP·Filed 1993·Granted Dec 27, 1994·59 cites·4 claims
- 1285US5400558ARoofing shingle squareCERTAIN TEED CORP·Filed 1993·Granted Mar 28, 1995·48 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →