Global Cooling, Inc.
23Patents
15Active
23Granted
44Portfolio score
Filing activity: Mar 21, 2001 → Apr 14, 2022 · 2 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6549408B2 | CPU cooling device using thermo-siphon | Electricity | 40 | Expired |
| US6550255B2 | Stirling refrigeration system with a thermosiphon heat exchanger | Mechanical Engineering; Lighting; Heating | 39 | Expired |
| US7171811B1 | Multiple-cylinder, free-piston, alpha configured stirling engines and heat pumps with stepped pistons | Mechanical Engineering; Lighting; Heating | 33 | Expired |
| US6701721B1 | Stirling engine driven heat pump with fluid interconnection | Mechanical Engineering; Lighting; Heating | 23 | Expired |
| US6901845B2 | Porous restrictor for gas bearing | Mechanical Engineering; Lighting; Heating | 19 | Expired |
| US8011183B2 | Resonant stator balancing of free piston machine coupled to linear motor or alternator | Mechanical Engineering; Lighting; Heating | 19 | Active |
| US8752375B2 | Free-piston stirling machine in an opposed piston gamma configuration having improved stability, efficiency and control | Mechanical Engineering; Lighting; Heating | 5 | Active |
| US7075292B2 | Apparatus for determining free piston position and an apparatus for controlling free piston position | Mechanical Engineering; Lighting; Heating | 5 | Expired |
| US7073567B2 | Condenser evaporator and cooling device | Mechanical Engineering; Lighting; Heating | 4 | Expired |
| US7692339B2 | Stirling cycle engine | Mechanical Engineering; Lighting; Heating | 4 | Active |
| US10544978B2 | Energy efficient biological freezer with vial management system | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US6907730B2 | Displacer and seal assembly for stirling cycle machines | Mechanical Engineering; Lighting; Heating | 2 | Expired |
| US8952635B2 | Method for use in controlling free piston stirling coolers and heat pumps driven by a linear alternator | Electricity | 1 | Active |
| US8615993B2 | Bearing support system for free-piston stirling machines | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US8713934B2 | Lubricant free, reduced mass, free-piston, Stirling machine having reciprocating piston drivingly linked to rotary electromagnetic transducer moving in rotational oscillation | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US9587873B2 | Energy efficient biological freezer with vial management system | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US10718558B2 | Independent auxiliary thermosiphon for inexpensively extending active cooling to additional freezer interior walls | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US8671677B2 | Gamma type free-piston stirling machine configuration | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US10775091B2 | Energy efficient biological freezer with vial management system | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US12038214B2 | Method for improving gas bearing function at low thermal cooling power | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US10329822B2 | Door latch with opening and closing mechanical advantage | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US11976864B2 | Dynamic frequency tuning for driving a free-piston gamma-type Stirling heat-pump at minimum electrical power input or maximum thermal cooling power depending upon current thermal conditions | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US11460325B2 | Method for and control system with piston amplitude recovery for free-piston machines | Mechanical Engineering; Lighting; Heating | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.