Inventor · disambiguated record
Duane A. Davis
Also filed as: DAVIS DUANE A
5 granted patents·440 citations·filing 1975–1987
84Inventor score
Files withGAF CORP5
Top patents by PatentIndex Score
5 records- 0196US4717614AAsphalt shingleGAF CORP·Filed 1986·Granted Jan 5, 1988·312 cites·15 claims
- 0288US4351873ADouble faced insulating boardGAF CORP·Filed 1980·Granted Sep 28, 1982·84 cites·10 claims
- 0366US4795661AProcess for the manufacture of asphalt shinglesGAF CORP·Filed 1987·Granted Jan 3, 1989·35 cites·2 claims
- 0433US4041815AMethod for perforating roofing sheet materialGAF CORP·Filed 1976·Granted Aug 16, 1977·5 cites·5 claims
- 0530US3983773AApparatus for perforating roofing sheet materialGAF CORP·Filed 1975·Granted Oct 5, 1976·4 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →