HRST, Inc.
9Patents
9Active
9Granted
50Portfolio score
Filing activity: Aug 21, 2007 → Mar 10, 2023 · 1 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US9435228B2 | Air cooling system and method for a heat recovery steam generator inlet | Emerging Cross-Sectional Technologies | 4 | Active |
| US9091349B2 | Self-energizing seal | Mechanical Engineering; Lighting; Heating | 4 | Active |
| US7621237B2 | Economizer for a steam generator | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US10281172B2 | Liner fabrication tool | Emerging Cross-Sectional Technologies | 1 | Active |
| US10605450B2 | Tube spreading device and boiler cleaning system | Performing Operations; Transporting | 1 | Active |
| US11073348B2 | Tube shaker | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US11603992B2 | Viewport for high temperature combustion zones | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US11892160B1 | System to achieve full combustion turbine load in HRSG limited combined cycle plants | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US11892164B2 | Viewport for high temperature combustion zones | Mechanical Engineering; Lighting; Heating | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.