John W. Schwer
6Patents
5h-index
4Co-inventors
56Inventor score
Filing activity: Sep 30, 1982 → Apr 5, 2010
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4526349A | Method and article of manufacture for controlling slag carry-over during tapping of a heat in steelmaking | Performing Operations; Transporting | 17 | Expired |
| US4417924A | Steelmaking additive composition | Emerging Cross-Sectional Technologies | 13 | Expired |
| US4725045A | Slag-retaining plug for metal pouring operations | Performing Operations; Transporting | 12 | Expired |
| US4490173A | Steelmaking additive composition | Emerging Cross-Sectional Technologies | 10 | Expired |
| US4447265A | Method and composition for foaming slag in electric arc furnace | Emerging Cross-Sectional Technologies | 7 | Expired |
| US8780952B2 | Roof system for electric arc furnace and method for manufacturing the same | Mechanical Engineering; Lighting; Heating | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.