HYDRO-QUÉBEC
71Patents
65Active
71Granted
56Portfolio score
Filing activity: Jun 25, 1997 → Mar 8, 2024 · 4 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6954368B1 | Low stray interconnection inductance power converting molecule for converting a DC voltage into an AC voltage, and a method therefor | Electricity | 15 | Expired |
| US7998617B2 | Cathode materials for secondary (rechargeable) lithium batteries | Emerging Cross-Sectional Technologies | 15 | Active |
| US8067117B2 | Cathode materials for secondary (rechargeable) lithium batteries | Emerging Cross-Sectional Technologies | 13 | Active |
| US8126664B2 | Detection, localization and interpretation of partial discharge | Physics | 12 | Active |
| US7235900B1 | Switching apparatus and method for varying a phase line impedance of an electric power transport line section | Emerging Cross-Sectional Technologies | 9 | Expired |
| US6844114B2 | LiPO3-based coating for collectors | Emerging Cross-Sectional Technologies | 9 | Expired |
| US7257483B2 | Method and apparatus for determining the position of an underwater object in real-time | Physics | 8 | Expired |
| US9637003B2 | Protected system for controlling power transactions for an electric vehicle | Emerging Cross-Sectional Technologies | 5 | Active |
| US11181568B2 | Detection of anomalies in an electrical network | Emerging Cross-Sectional Technologies | 4 | Active |
| US9002672B2 | Method and system for time synchronization of phase of signals from respective measurement devices | Physics | 4 | Active |
| US7009123B2 | Breaking detector for shear pin | Physics | 4 | Expired |
| US10802056B2 | Updating a topology of a distribution network by successive reallocation of the meters | Emerging Cross-Sectional Technologies | 3 | Active |
| US10684346B2 | Online calibration of meters and detection of electrical non-compliances | Physics | 2 | Active |
| US9912156B2 | Switching apparatus and method for varying an impedance of a phase line of a segment of an electrical power line | Emerging Cross-Sectional Technologies | 2 | Active |
| US10536019B2 | Method for the electrochemical charging/discharging of a lithium-sulphur (Li—S) battery and device using the method | Emerging Cross-Sectional Technologies | 1 | Active |
| US10320029B2 | All-solid-state lithium-sulfur polymer electrochemical cells and production methods thereof | Emerging Cross-Sectional Technologies | 1 | Active |
| US9673654B2 | Multi-stage quick charging system | Emerging Cross-Sectional Technologies | 1 | Active |
| US10902088B2 | Quantitative analysis of signal related measurements for trending and pattern recognition | Physics | 1 | Active |
| US10944107B2 | Methods for the preparation and use of positive electrode materials coated with carbon in lithium secondary batteries | Emerging Cross-Sectional Technologies | 1 | Active |
| US11713905B2 | System for reducing risk of bacterial contamination of a water heater | Physics | 1 | Active |
| US12068484B2 | Method of producing electrode material for lithium-ion secondary battery and lithium-ion battery using such electrode material | Emerging Cross-Sectional Technologies | 1 | Active |
| US9559355B2 | Particulate anode materials and methods for their preparation | Emerging Cross-Sectional Technologies | 1 | Active |
| US11271198B2 | Core-shell electrode material particles and their use in electrochemical cells | Emerging Cross-Sectional Technologies | 1 | Active |
| US11873430B2 | Inhibitor for alkali and alkaline earth metals | Emerging Cross-Sectional Technologies | 0 | Active |
| US10954351B2 | Aprotic polymer-molten salt-solvent ternary composition, method for the preparation and use thereof in electrochemical systems | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.