Enerco Group, Inc.
28Patents
25Active
28Granted
52Portfolio score
Filing activity: Mar 23, 1977 → Jun 2, 2023 · 7 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8068724B2 | Forced air heater including on-board source of electric energy | Emerging Cross-Sectional Technologies | 15 | Active |
| US8434469B2 | Gas-fired portable unvented infrared heater | Mechanical Engineering; Lighting; Heating | 15 | Active |
| US7823579B2 | Vertically-storable combustion heater | Emerging Cross-Sectional Technologies | 14 | Active |
| US8053709B2 | Heat and/or light producing unit powered by a lithium secondary cell battery with high charge and discharge rate capability | Mechanical Engineering; Lighting; Heating | 14 | Active |
| US4165216A | Continuous drying and/or heating apparatus | Emerging Cross-Sectional Technologies | 12 | Expired |
| US8893707B2 | Gas-fired heater with carbon dioxide detector | Emerging Cross-Sectional Technologies | 11 | Active |
| US8487221B2 | Heat and/or light producing unit powered by a lithium secondary cell battery with high charge and discharge rate capability | Mechanical Engineering; Lighting; Heating | 11 | Active |
| US8893706B2 | Forced air heater including on-board source of electric energy | Emerging Cross-Sectional Technologies | 10 | Active |
| US8863736B2 | Gas-fired heater with environmental detector | Emerging Cross-Sectional Technologies | 10 | Active |
| US8347875B2 | Gas-fired heater with carbon dioxide detector | Emerging Cross-Sectional Technologies | 10 | Active |
| US10495344B2 | Forced air heater including multiple on-board sources of electric energy | Emerging Cross-Sectional Technologies | 10 | Active |
| US8494350B2 | Forced air heater including on-board source of electric energy | Emerging Cross-Sectional Technologies | 10 | Active |
| US9267708B2 | Gas-fired heater with carbon dioxide detector | Emerging Cross-Sectional Technologies | 10 | Active |
| US9927144B2 | Forced air heater including multiple on-board sources of electric energy | Emerging Cross-Sectional Technologies | 10 | Active |
| US8490639B2 | Temperature sensitive valve | Emerging Cross-Sectional Technologies | 9 | Active |
| US10544871B2 | Temperature sensitive valve | Mechanical Engineering; Lighting; Heating | 8 | Active |
| US10036571B1 | Forced air heater burner | Emerging Cross-Sectional Technologies | 8 | Active |
| USD982732S1 | Portable heater | General | 6 | Active |
| US4329202A | Continuous heating process for producing char from cellulosic material | Emerging Cross-Sectional Technologies | 6 | Expired |
| US8684276B2 | Portable catalytic heater | Mechanical Engineering; Lighting; Heating | 3 | Active |
| US9222682B2 | Portable catalytic heater | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US7431748B2 | Separation device | Performing Operations; Transporting | 1 | Active |
| USD964091S1 | Burner | General | 1 | Active |
| US11261981B2 | Temperature sensitive valve | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US6823607B2 | Plant for the drying and treatment of pourable mineral material | Mechanical Engineering; Lighting; Heating | 0 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.