Stirling Technology, Inc.
26Patents
1Active
26Granted
35Portfolio score
Filing activity: Dec 12, 1984 → Apr 22, 2005 · 1 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5238052A | Air to air recouperator | Mechanical Engineering; Lighting; Heating | 65 | Expired |
| US5522214A | Flexure bearing support, with particular application to stirling machines | Mechanical Engineering; Lighting; Heating | 60 | Expired |
| US5183098A | Air to air heat recovery ventilator | Mechanical Engineering; Lighting; Heating | 56 | Expired |
| US6094912A | Apparatus and method for adaptively controlling moving members within a closed cycle thermal regenerative machine | Mechanical Engineering; Lighting; Heating | 55 | Expired |
| US5920133A | Flexure bearing support assemblies, with particular application to stirling machines | Mechanical Engineering; Lighting; Heating | 55 | Expired |
| US5743091A | Heater head and regenerator assemblies for thermal regenerative machines | Mechanical Engineering; Lighting; Heating | 49 | Expired |
| US6050092A | Stirling cycle generator control system and method for regulating displacement amplitude of moving members | Mechanical Engineering; Lighting; Heating | 47 | Expired |
| US5069272A | Air to air recouperator | Emerging Cross-Sectional Technologies | 40 | Expired |
| US5647217A | Stirling cycle cryogenic cooler | Mechanical Engineering; Lighting; Heating | 37 | Expired |
| US5654596A | Linear electrodynamic machine and method of making and using same | Mechanical Engineering; Lighting; Heating | 33 | Expired |
| US5895033A | Passive balance system for machines | Electricity | 31 | Expired |
| US5642618A | Combination gas and flexure spring construction for free piston devices | Mechanical Engineering; Lighting; Heating | 28 | Expired |
| US6039109A | Air to air heat and moisture recovery ventilator | Mechanical Engineering; Lighting; Heating | 28 | Expired |
| US5918463A | Burner assembly for heater head of a stirling cycle machine | Mechanical Engineering; Lighting; Heating | 27 | Expired |
| US5315190A | Linear electrodynamic machine and method of using same | Mechanical Engineering; Lighting; Heating | 20 | Expired |
| US6809486B2 | Active vibration and balance system for closed cycle thermodynamic machines | Electricity | 19 | Expired |
| US7841381B2 | Heat and energy recovery ventilators and methods of use | Emerging Cross-Sectional Technologies | 19 | Active |
| US6933629B2 | Active balance system and vibration balanced machine | Electricity | 16 | Expired |
| US5285842A | Heat recovery ventilator | Mechanical Engineering; Lighting; Heating | 15 | Expired |
| US4967558A | Stabilized free-piston stirling cycle machine | Mechanical Engineering; Lighting; Heating | 14 | Expired |
| US6930414B2 | Linear electrodynamic system and method | Electricity | 12 | Expired |
| US5076058A | Heat transfer head for a Stirling cycle machine | Mechanical Engineering; Lighting; Heating | 12 | Expired |
| US6952921B2 | Heater head assembly system and method | Mechanical Engineering; Lighting; Heating | 10 | Expired |
| USD330248S | Air to air heat exchanger | General | 10 | Expired |
| US4856280A | Apparatus and method for the speed or power control of stirling type machines | Mechanical Engineering; Lighting; Heating | 10 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.