Edw. C. Levy Co.
23Patents
13Active
23Granted
51Portfolio score
Filing activity: May 11, 1977 → May 11, 2022 · 6 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7848861B2 | Method and apparatus for providing diagnostics of a lifting magnet system | Performing Operations; Transporting | 14 | Active |
| US4257815A | Air entraining mortar and process of manufacture | Emerging Cross-Sectional Technologies | 11 | Expired |
| US7806029B2 | Apparatus and method for shaping slabs of material | Emerging Cross-Sectional Technologies | 11 | Active |
| US8402868B2 | Apparatus and method for shaping slabs of material | Emerging Cross-Sectional Technologies | 9 | Active |
| US7378051B2 | Method and apparatus for slitting steel slabs | Performing Operations; Transporting | 5 | Expired |
| US7007737B2 | Slab handling apparatus | Performing Operations; Transporting | 5 | Expired |
| US7227882B2 | System and method of processing electric arc furnace dust | Emerging Cross-Sectional Technologies | 4 | Expired |
| US7686133B2 | Boarding ladder apparatus for mobile equipment | Performing Operations; Transporting | 3 | Expired |
| US7245471B2 | Discharge device for inductive devices | Electricity | 3 | Expired |
| US4130436A | Process for reclaiming foundry sand wastes | Performing Operations; Transporting | 3 | Expired |
| US5123519A | Knuckled hydraulically-actuated stacking coveyor | Performing Operations; Transporting | 3 | Expired |
| US8491025B2 | Magnet controller for controlling a lifting magnet | Electricity | 2 | Active |
| US5437890A | Coatings for receptacles | Chemistry; Metallurgy | 2 | Expired |
| US8216954B2 | Taphole fill material and method for manufacturing the same | Emerging Cross-Sectional Technologies | 2 | Active |
| US7377987B2 | Steel cutting system and method | Performing Operations; Transporting | 2 | Expired |
| US9370840B1 | Scrap metal cutting mobile unit | Physics | 1 | Active |
| US7485192B2 | Steel coil cutting apparatus and method | Performing Operations; Transporting | 1 | Active |
| US8393894B2 | Clinker, system and method for manufacturing the same | Emerging Cross-Sectional Technologies | 0 | Active |
| US8038791B2 | Clinker, system and method for manufacturing the same | Emerging Cross-Sectional Technologies | 0 | Active |
| US12202139B2 | Material processing system and method for utilizing the same | Chemistry; Metallurgy | 0 | Active |
| US8702367B2 | Method, and process for preparing a recyclable material | Performing Operations; Transporting | 0 | Active |
| US11801994B2 | Receptacle and latching mechanism for receptacle gate | Performing Operations; Transporting | 0 | Active |
| US8062577B2 | Alumina taphole fill material and method for manufacturing | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.