Patents
US patents through Dec 31, 2025 · PatentsView, from the USPTO’s Open Data Portal · read Oct 27, 2026
26 patents granted to the 2 names below, as the owner printed on each patent when it was granted. A later sale, a lapse or an expiry is not read, so this is what was granted to Stem, Inc.’s names, not what it holds today.
Patents granted
26
26 utility, 1976 to Dec 31, 2025
Granted in 2025
none
Against none in 2024 and 1 in 2023
Applications published
23
since 2001, to Dec 31, 2025
Names they are printed under
2
its own name
By yearGrantedApplications published
'13'14'15'16'17'19'20'21'22'23
Each pair is one calendar year. Applications are published about eighteen months after filing, so the newest years read low.
What they are aboutgrants since 2021
Electrical machinery, apparatus, energy4
Computer technology1
The main technology area of each patent, in the World Intellectual Property Organization’s 35 fields.
Under which name2 counted
Stem, Inc. its own name
US, as the owner printed on each patent. 2 more under the same name are not counted (printed in JP)
11 publishedSTEM S.R.L. its own name
named as the applicant on its applications, in US. 7 more under the same name are not counted (printed in IT)
12 publishedNames not counted (2)
STEM, INC.
Most of its patents print IT; this name counts in US. 9 granted and 2 published under it are not counted.
STEM, INC.
Most of its patents print IT; this name counts in US. 0 granted and 1 published under it are not counted.
Newest grantseach row opens the USPTO’s own copy
| Granted | Patent | Title | Field | Owner as printed |
|---|
| Aug 1, 2023 | 11,714,441 | Method and apparatus for delivering power using external data | Electrical machinery, apparatus, energy | Stem, Inc. |
| Sep 27, 2022 | 11,454,999 | Method and apparatus for automatically reconfiguring multi-phased networked energy storage devices at a site | Electrical machinery, apparatus, energy | Stem, Inc. |
| Dec 14, 2021 | 11,201,491 | Method for balancing frequency instability on an electric grid using networked distributed energy storage systems | Electrical machinery, apparatus, energy | Stem, Inc. |
| Aug 3, 2021 | 11,081,897 | High speed feedback adjustment of power charge/discharge from an energy storage system | Electrical machinery, apparatus, energy | Stem, Inc. |
| Jan 26, 2021 | 10,901,489 | Multiphase electrical power construction and assignment at minimal loss | Computer technology | Stem, Inc. |
| Oct 13, 2020 | 10,804,710 | Bidirectional energy converter with controllable filter stage | Electrical machinery, apparatus, energy | Stem, Inc. |
| Sep 22, 2020 | 10,782,721 | Method and apparatus for balancing power on a per phase basis in multi-phase electrical load facilities using an energy storage system | Electrical machinery, apparatus, energy | Stem, Inc. |
| Sep 8, 2020 | 10,768,652 | Increasing the demand reduction effectiveness of an energy storage system | Control | Stem, Inc. |
| Aug 25, 2020 | 10,756,543 | Method and apparatus for stabalizing power on an electrical grid using networked distributed energy storage systems | Electrical machinery, apparatus, energy | Stem, Inc. |
| Aug 18, 2020 | 10,747,252 | Method and apparatus for delivering power using external data | Electrical machinery, apparatus, energy | Stem, Inc. |
Newest applications publishedan application is a clue, never a plan
| Published | Application | Title | Field | Owner as printed |
|---|
| Nov 16, 2023 | 2023/0367348 | METHOD AND APPARATUS FOR DELIVERING POWER USING EXTERNAL DATA | Electrical machinery, apparatus, energy | STEM S.R.L. |
| Oct 26, 2023 | 2023/0344227 | MACHINE LEARNING MODELS FOR POWER OUTPUT PREDICTION | Computer technology | STEM S.R.L. |
| Sep 7, 2023 | 2023/0281472 | GENERATING TRAINING DATA SETS FOR POWER OUTPUT PREDICTION | Computer technology | STEM S.R.L. |
| Mar 18, 2021 | 2021/0077842 | SPRINKLER MANIFOLD FOR ENERGY STORAGE SYSTEMS | Electrical machinery, apparatus, energy | STEM S.R.L. |
| Nov 26, 2020 | 2020/0371540 | METHOD AND APPARATUS FOR DELIVERING POWER USING EXTERNAL DATA | Electrical machinery, apparatus, energy | STEM S.R.L. · patent 11,714,441 granted from it |
| Nov 16, 2017 | 2017/0331290 | INCREASING THE DEMAND REDUCTION EFFECTIVENESS OF AN ENERGY STORAGE SYSTEM | Control | STEM S.R.L. · patent 10,768,652 granted from it |
| Nov 16, 2017 | 2017/0329361 | INCREASING THE DEMAND REDUCTION EFFECTIVENESS OF AN ENERGY STORAGE SYSTEM | Control | STEM S.R.L. · patent 10,571,947 granted from it |
| Aug 10, 2017 | 2017/0229896 | METHOD FOR BALANCING FREQUENCY INSTABILITY ON AN ELECTRIC GRID USING NETWORKED DISTRIBUTED ENERGY STORAGE SYSTEMS | Electrical machinery, apparatus, energy | STEM S.R.L. · patent 11,201,491 granted from it |
| Jul 6, 2017 | 2017/0192490 | MULTIPHASE ELECTRICAL POWER CONSTRUCTION AND ASSIGNMENT AT MINIMAL LOSS | Computer technology | STEM S.R.L. · patent 10,901,489 granted from it |
| Nov 24, 2016 | 2016/0342170 | METHOD AND APPARATUS FOR DELIVERING POWER USING EXTERNAL DATA | Electrical machinery, apparatus, energy | STEM S.R.L. · patent 10,747,252 granted from it |
A patent is counted where the owner printed on it when it was granted carries the company’s own name, a former name, the name of a subsidiary its annual report lists, or its own name with a patent-holding phrase (Technology Licensing, Intellectual Property and the like), once the legal form, case and punctuation are set aside, and prints a country that name counts in. PatentsView’s data are published under the Creative Commons Attribution 4.0 licence. Source: PatentsView's granted patents and pre-grant publications, disambiguated, from the USPTO's Open Data Portal, through Dec 31, 2025, read Oct 27, 2026.