ElectraTherm, Inc.
28Patents
13Active
28Granted
43Portfolio score
Filing activity: Oct 31, 1974 → Dec 13, 2015 · 1 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4029896A | Terminal housing for an electrical resistance heater | Electricity | 73 | Expired |
| US3997760A | Electric heating element with bulkhead mounting means | Electricity | 33 | Expired |
| US4217483A | Terminal block for single phase or three phase wiring of an immersion heater assembly and methods of wiring | Electricity | 22 | Expired |
| US4131785A | Electrically heated liquid tank employing heat pipe heat transfer means | Mechanical Engineering; Lighting; Heating | 19 | Expired |
| US4082301A | Mounting grommet for an electric heating element used in appliances and the like | Electricity | 13 | Expired |
| US9115603B2 | Multiple organic Rankine cycle system and method | Mechanical Engineering; Lighting; Heating | 12 | Active |
| US4010348A | Heater rod support bracket for radiant heater assembly | Electricity | 12 | Expired |
| US4105895A | Electric water heater utilizing a heat pipe | Mechanical Engineering; Lighting; Heating | 11 | Expired |
| US7637108B1 | Power compounder | Mechanical Engineering; Lighting; Heating | 11 | Active |
| US4099319A | Method of assembly of electric heating element with bulkhead fitting | Emerging Cross-Sectional Technologies | 9 | Expired |
| US4017714A | Segmented sacrificial anode attachment to water heating element | Chemistry; Metallurgy | 8 | Expired |
| US4241291A | Mounting means for sheathed heating elements and method | Emerging Cross-Sectional Technologies | 6 | Expired |
| US4189633A | Flexing device for holding a surface electric heating element in a raised position | Mechanical Engineering; Lighting; Heating | 4 | Expired |
| US4035609A | Electric heating element assembly with solderless bulkhead fitting and method of assembly | Emerging Cross-Sectional Technologies | 4 | Expired |
| US9127571B2 | Multiple organic Rankine cycle system and method | Mechanical Engineering; Lighting; Heating | 3 | Active |
| US9243520B2 | Apparatus, systems, and methods for low grade waste heat management | Mechanical Engineering; Lighting; Heating | 3 | Active |
| US9926813B2 | Heat energy distribution systems and methods for power recovery | Mechanical Engineering; Lighting; Heating | 3 | Active |
| US9243498B2 | Gas pressure reduction generator | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US4321744A | Method of securing a metal sheathed electric heating element | Emerging Cross-Sectional Technologies | 2 | Expired |
| US8857170B2 | Gas pressure reduction generator | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US9964004B2 | Apparatus, systems, and methods for low grade waste heat management | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US4295035A | Double-grip mounting means for sheathed heating elements | Emerging Cross-Sectional Technologies | 1 | Expired |
| US4061412A | Terminal for a resistance heating element | Electricity | 1 | Expired |
| US9334761B2 | Power compounder | Emerging Cross-Sectional Technologies | 1 | Active |
| US8997490B2 | Heat utilization in ORC systems | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.