Sundyne, LLC
19Patents
13Active
19Granted
44Portfolio score
Filing activity: Aug 4, 1999 → Apr 5, 2017 · 7 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7160086B2 | Rotary machine cooling system | Electricity | 23 | Expired |
| US6722854B2 | Canned pump with ultrasonic bubble detector | Mechanical Engineering; Lighting; Heating | 17 | Expired |
| US7500829B2 | Two piece separable impeller and inner drive for pump | Mechanical Engineering; Lighting; Heating | 11 | Expired |
| US8333666B2 | Inner drive for magnetic drive pump | Electricity | 7 | Active |
| USD849072S1 | Bearing box frame | General | 5 | Active |
| US6854955B2 | Internal lubrication screw pump for hollow shaft | Mechanical Engineering; Lighting; Heating | 4 | Expired |
| US8597001B2 | Electric machine with air cooling system | Electricity | 4 | Active |
| US7448853B2 | System and method of determining centrifugal turbomachinery remaining life | Mechanical Engineering; Lighting; Heating | 4 | Active |
| US6200086A | Thermal barrier for use in a mechanical seal assembly | Emerging Cross-Sectional Technologies | 4 | Expired |
| US7606011B2 | Motor controller with automated input power determination | Electricity | 3 | Active |
| US8313281B2 | Tandem seal arrangement with reverse flow secondary seal | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US6450780B1 | Method for generating over-pressure gas | Mechanical Engineering; Lighting; Heating | 2 | Expired |
| US7876016B2 | Stator winding method and apparatus | Electricity | 1 | Active |
| US8998582B2 | Flow vector control for high speed centrifugal pumps | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US10001133B2 | Low-cavitation impeller and pump | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US10670137B2 | Self contained bearing box cooling system | Electricity | 0 | Active |
| US9362050B2 | Inner drive for magnetic drive pump | Electricity | 0 | Active |
| US8419358B2 | Flow output nozzle for centrifugal pump | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US10947987B2 | High speed centrifugal pump lined seal housing | Mechanical Engineering; Lighting; Heating | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.