Energy Recovery, Inc.
🏢 View company profile →76Patents
70Active
76Granted
61Portfolio score
Filing activity: Dec 10, 1982 → Mar 29, 2024 · 4 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4440098A | Waste material incineration system and method | Mechanical Engineering; Lighting; Heating | 112 | Expired |
| US6540487B2 | Pressure exchanger with an anti-cavitation pressure relief system in the end covers | Mechanical Engineering; Lighting; Heating | 68 | Expired |
| US7871522B2 | Hybrid RO/PRO system | Emerging Cross-Sectional Technologies | 39 | Active |
| US8075281B2 | Rotary pressure transfer device | Chemistry; Metallurgy | 39 | Active |
| US9920774B2 | Pressure exchange system with motor system and pressure compensation system | Mechanical Engineering; Lighting; Heating | 38 | Active |
| US9695795B2 | Pressure exchange noise reduction | Emerging Cross-Sectional Technologies | 35 | Active |
| US9764272B2 | Systems and methods for utilizing turbine systems within gas processing systems | Emerging Cross-Sectional Technologies | 35 | Active |
| US7997853B2 | Rotary pressure transfer device with improved flow | Emerging Cross-Sectional Technologies | 34 | Active |
| US9945216B2 | Frac system with hydraulic energy transfer system | Mechanical Engineering; Lighting; Heating | 33 | Active |
| US7201557B2 | Rotary pressure exchanger | Mechanical Engineering; Lighting; Heating | 29 | Expired |
| US10119379B2 | Pressure exchange system with motor system | Fixed Constructions | 27 | Active |
| US10167710B2 | Pressure exchange system with motor system | Fixed Constructions | 27 | Active |
| US9945210B2 | Pressure exchanger system with integral pressure balancing system | Fixed Constructions | 25 | Active |
| US9739128B2 | Rotary isobaric pressure exchanger system with flush system | Mechanical Engineering; Lighting; Heating | 25 | Active |
| US9440895B2 | Isobaric pressure exchanger controls in amine gas processing | Emerging Cross-Sectional Technologies | 25 | Active |
| US9759054B2 | System and method for utilizing integrated pressure exchange manifold in hydraulic fracturing | Emerging Cross-Sectional Technologies | 25 | Active |
| US9604889B2 | Isobaric pressure exchanger in amine gas processing | Emerging Cross-Sectional Technologies | 24 | Active |
| US9976573B2 | System and method for improved duct pressure transfer in pressure exchange system | Fixed Constructions | 23 | Active |
| US8579603B2 | Centrifugal pump | Emerging Cross-Sectional Technologies | 23 | Expired |
| US9975789B2 | System and method for offshore (topside or subsea) and onshore water reinjection for secondary recovery | Fixed Constructions | 22 | Active |
| US9885372B2 | System and method for a rotor advancing tool | Emerging Cross-Sectional Technologies | 21 | Active |
| USRE42432E1 | Rotary pressure exchanger | General | 21 | Active |
| US9835018B2 | Rotary isobaric pressure exchanger system with lubrication system | Mechanical Engineering; Lighting; Heating | 20 | Active |
| US9683574B2 | Debris resistant thrust bearing assembly for high speed hydraulic centrifugal turbines and pumps | Emerging Cross-Sectional Technologies | 20 | Active |
| US9970281B2 | System and method for offshore (topside or subsea) and onshore water reinjection for secondary recovery | Fixed Constructions | 20 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.