Edward A. Burkard
9Patents
9h-index
12Co-inventors
66Inventor score
Filing activity: May 23, 1975 → Aug 16, 1999
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5858083A | Cementitious gypsum-containing binders and compositions and materials made therefrom | Emerging Cross-Sectional Technologies | 72 | Expired |
| US5718759A | Cementitious gypsum-containing compositions and materials made therefrom | Emerging Cross-Sectional Technologies | 61 | Expired |
| US5685903A | Cementitious gypsum-containing compositions and materials made therefrom | Emerging Cross-Sectional Technologies | 60 | Expired |
| US4948647A | Gypsum backer board | Emerging Cross-Sectional Technologies | 36 | Expired |
| US4019920A | Gypsum set accelerator | Chemistry; Metallurgy | 35 | Expired |
| US4057443A | Foamed gypsum wallboard | Performing Operations; Transporting | 33 | Expired |
| US4564544A | Fire-resistant gypsum board | Emerging Cross-Sectional Technologies | 30 | Expired |
| US4502901A | Manufacture of gypsum board from FGD gypsum | Chemistry; Metallurgy | 16 | Expired |
| US6221151A | Gypsum set accelerator and method of making the same | Chemistry; Metallurgy | 16 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.