Patent assignee · US · COMPANY

Stem, Inc.

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28Patents
26Active
28Granted
51Portfolio score

Filing activity: Oct 8, 1992 → Aug 13, 2020 · 3 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US8368386B2 Meter socket connection methods and systems for local generators or monitoring connections Physics 22 Active
US10756543B2 Method and apparatus for stabalizing power on an electrical grid using networked distributed energy storage systems Emerging Cross-Sectional Technologies 19 Active
US8880233B2 Method and apparatus for delivering power using external data Emerging Cross-Sectional Technologies 15 Active
US10693294B2 System for optimizing the charging of electric vehicles using networked distributed energy storage systems Emerging Cross-Sectional Technologies 14 Active
US9418392B2 Method and apparatus for delivering power using external data Emerging Cross-Sectional Technologies 11 Active
US8643336B2 High speed feedback adjustment of power charge/discharge from energy storage system Electricity 11 Active
US9406094B2 Method and apparatus for delivering power using external data Emerging Cross-Sectional Technologies 10 Active
US10389126B2 Method and apparatus for damping power oscillations on an electrical grid using networked distributed energy storage systems Emerging Cross-Sectional Technologies 9 Active
US9634508B2 Method for balancing frequency instability on an electric grid using networked distributed energy storage systems Emerging Cross-Sectional Technologies 9 Active
US10747252B2 Method and apparatus for delivering power using external data Emerging Cross-Sectional Technologies 8 Active
US8350521B2 High speed feedback adjustment of power charge/discharge from an energy storage system Emerging Cross-Sectional Technologies 8 Active
US10571947B2 Increasing the demand reduction effectiveness of an energy storage system Electricity 7 Active
US8971057B2 Bidirectional energy converter with controllable filter stage Electricity 6 Active
US8803570B2 Multiphase electrical power assignment at minimal loss Emerging Cross-Sectional Technologies 6 Active
US9136712B2 High speed feedback adjustment of power charge/discharge from energy storage system Electricity 4 Active
US10782721B2 Method and apparatus for balancing power on a per phase basis in multi-phase electrical load facilities using an energy storage system Emerging Cross-Sectional Technologies 2 Active
US5308710A Al-Zn-Si base alloy coated product Emerging Cross-Sectional Technologies 2 Expired
US5478600A Process for coating ferrous product with Al-Zn-Si alloy Emerging Cross-Sectional Technologies 2 Expired
US8774977B2 Multiphase electrical power construction and assignment at minimal loss Emerging Cross-Sectional Technologies 1 Active
US11201491B2 Method for balancing frequency instability on an electric grid using networked distributed energy storage systems Emerging Cross-Sectional Technologies 1 Active
US9600046B2 Multiphase electrical power construction and assignment at minimal loss Emerging Cross-Sectional Technologies 1 Active
US10768652B2 Increasing the demand reduction effectiveness of an energy storage system Electricity 1 Active
US10901489B2 Multiphase electrical power construction and assignment at minimal loss Emerging Cross-Sectional Technologies 1 Active
US10804710B2 Bidirectional energy converter with controllable filter stage Electricity 1 Active
US11714441B2 Method and apparatus for delivering power using external data Emerging Cross-Sectional Technologies 0 Active

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.