Inventor · disambiguated record
Edward A. Burkard
Also filed as: BURKARD EDWARD A
9 granted patents·1 pending application·666 citations·filing 1975–2001
92Inventor score
Files withNAT GYPSUM CO9
Top patents by PatentIndex Score
10 records- 0195US5858083ACementitious gypsum-containing binders and compositions and materials made therefromNAT GYPSUM CO·Filed 1997·Granted Jan 12, 1999·154 cites·52 claims
- 0293US5718759ACementitious gypsum-containing compositions and materials made therefromNAT GYPSUM CO·Filed 1996·Granted Feb 17, 1998·104 cites·20 claims
- 0391US4019920AGypsum set acceleratorNAT GYPSUM CO·Filed 1975·Granted Apr 26, 1977·60 cites·2 claims
- 0487US4564544AFire-resistant gypsum boardNAT GYPSUM CO·Filed 1983·Granted Jan 14, 1986·59 cites·2 claims
- 0585US4948647AGypsum backer boardNAT GYPSUM CO·Filed 1989·Granted Aug 14, 1990·56 cites·18 claims
- 0684US5685903ACementitious gypsum-containing compositions and materials made therefromNAT GYPSUM CO·Filed 1996·Granted Nov 11, 1997·110 cites·24 claims
- 0783US4057443AFoamed gypsum wallboardNAT GYPSUM CO·Filed 1976·Granted Nov 8, 1977·61 cites·5 claims
- 0880US4502901AManufacture of gypsum board from FGD gypsumNAT GYPSUM CO·Filed 1983·Granted Mar 5, 1985·33 cites·18 claims
- 0970US6221151B1Gypsum set accelerator and method of making the sameNAT GYPSUM CO·Filed 1999·Granted Apr 24, 2001·29 cites·27 claims
- 1040US2002090871A1Cementitious panel with basalt fiber reinforced major surface(s)Filed 2001·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Edward A. Burkard files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →