02/06/2012

Systems and Methods for Improving the Accuracy of Appliance Level Disaggregation in Non-Intrusive Appliance Load Monitoring Techniques

Patent No.: US9612286B2

This pertains to core pattern recognition algorithms that apply to high resolution whole house metering data sampled at between 1 second – 1 minute. The value of this disaggregation is both in providing an itemized energy bill to consumers as well as serve as training data for disaggregation algorithms that work on lower resolution data typically available from smart meters.

04/25/2013

Energy Disaggregation Techniques for Low Resolution Whole-House Energy Consumption Data

Patent No.: US10114347B2, US11036189B2

These patents pertain to disaggregation algorithms that apply to low resolution whole house metering data typically sampled at between 15 minute – 60 minute. The value of these techniques is in providing an itemized energy bill and related insights to millions of consumers who currently have smart meters installed.

01/20/2014

Applications of Non-Intrusive Load Monitoring and Solar Energy Disaggregation

Patent No.: US9625889B2

This covers techniques of estimating solar production from net metered whole house data. It also includes methods of using PCT (Programmable Connected Thermostat) data to improve appliance disaggregation and generate optimal programs for HVAC control.

11/17/2014

Energy Disaggregation Techniques for Whole-House Energy Consumption Data

Patent No.: US10460274B2

Improves disaggregation accuracy using reinforcement learning and user input over time on high-resolution metering data (1 sec – 1 min).

02/03/2015

Electric Vehicle Disaggregation and Detection in Whole-House Consumption Signals

Patent No.: US10191096B2

Covers detecting and disaggregating EV charging loads from both high and low resolution metering data.

09/03/2015

Systems and Methods for Optimizing Energy Usage Using Energy Disaggregation Data and Time of Use Information

Patent No.: US11435772B2

This patent details the use of appliance-level time-of-use data to enable personalized load shifting — critical for TOU tariff adoption.

12/15/2016

Low Frequency Energy Disaggregation Techniques

Patent No.: US10630502B2, US20200235955A1

Improves disaggregation accuracy for appliances such as lighting, refrigeration, and water heating from smart meter data.

01/23/2017

Systems and Methods for Disaggregating Appliance Loads

Patent No.: US10657110B2

Describes rule-based models for 100% disaggregation of household energy consumption.

03/08/2017

A Method and System for Optimizing, and Predicting Demand Response Affect

Patent No.: US10804700B2

Forecasts user and appliance response during DR events to improve targeting, reliability, and avoid user attrition — without hardware installation.

03/08/2017

Disaggregation of Appliance Usage from Electrical Meter Data

Patent No.: US11461686B2

Machine learning methods to disaggregate appliance usage from smart meter data with minimal inputs — scalable, non-intrusive, and utility-grade.

04/09/2017

A Method and System for Appliance Malfunction and Inefficiency Detection over Smart Meters Data

Patent No.: US11092953B2, CA3066206C

Detects HVAC inefficiencies using smart meter data only, enabling early alerts without additional sensors.

06/05/2018

Methods and Systems for HVAC Inefficiency Prediction

Patent No.: US11175061B2

Processes premise-level smart meter + environmental data to flag underperforming HVAC units for utilities.

07/24/2018

Method and System for Automatic Detection of Inefficient Household Thermal Insulation

Patent No.: US11204333B2, CA3070670C

Automatically analyzes meter + weather data to identify homes with thermal leakage and efficiency upgrade potential.

08/19/2019

Method and System for HVAC Inefficiency Prediction Using Household Electrical Smart Meter Data

Patent No.: US11002456B2

Refines HVAC performance diagnostics using household-level smart meter and weather history.

12/02/2021

Method and System for Automatic Detection of Malfunctions/Inefficient Household Electronic Heating Device

Patent No.: US20210372647A1, CA3081734C

Learns device load signatures to identify heating faults and energy waste early — enabling utility notifications and savings.

07/27/2022

Long and Short Term HVAC Degradation and Inefficiencies

Analyzes disaggregation data to detect degradation in HVAC efficiency over time and feeds targeted recommendations into recommender systems.

07/27/2022

Artificial Intelligence Based System and Method for Monitoring and Detection of Electricity Theft

AI-based method for detecting theft through usage anomalies in smart meter signals.

09/16/2022

Demand Side Management Framework

Optimizes DSM by targeting loads and appliances using disaggregated data — enabling granular load shaping.

10/03/2023

Systems and Methods for Optimizing Electric Car Charging Using Metering Data

Combines EV telemetry and usage data to balance grid impact and consumer comfort in real-time.