Patents
US patents through Dec 31, 2025 · PatentsView, from the USPTO’s Open Data Portal · read Oct 27, 2026
27 patents granted to the 7 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 SES AI Corporation’s names, not what it holds today.
Patents granted
27
27 utility, 1976 to Dec 31, 2025
Granted in 2025
1
Against 1 in 2024 and 3 in 2023
Applications published
41
12 of them in 2025
Names they are printed under
7
a subsidiary
By yearGrantedApplications published
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, energy13
Organic fine chemistry1
The main technology area of each patent, in the World Intellectual Property Organization’s 35 fields.
Under which name7 counted
SES Holdings Pte. Ltd. a subsidiary
named as the applicant on its applications, in SG
25 publishedSES Holdings Pte. Ltd. a subsidiary
SG, as the owner printed on each patent
1 publishedSES (Shanghai) Co., Ltd. a subsidiary
named as the applicant on its applications, in CN
7 publishedViking Power Systems Pte, Ltd. a subsidiary
SG, as the owner printed on each patent
0 publishedSolidEnergy Systems a subsidiary
named as the applicant on its applications, in US
6 publishedSolidEnergy Systems, LLC a subsidiary
US, as the owner printed on each patent
1 publishedViking Power Systems Pte. Ltd. a subsidiary
named as the applicant on its applications, in SG
1 published
Newest grantseach row opens the USPTO’s own copy
| Granted | Patent | Title | Field | Owner as printed |
|---|
| Apr 8, 2025 | 12,272,790 | Localized high-salt-concentration electrolytes containing longer-sidechain glyme-based solvents and fluorinated diluents, and uses thereof | Electrical machinery, apparatus, energy | SES Holdings Pte. Ltd. |
| Dec 24, 2024 | 12,172,104 | Processes for removing reactive solvent from lithium bis(fluorosulfonyl)imide (LiFSI) using organic solvents that are stable toward anodes in lithium-ion and lithium-metal batteries | Electrical machinery, apparatus, energy | SES Holdings Pte. Ltd. |
| Jul 4, 2023 | 11,695,105 | Rechargeable battery | Electrical machinery, apparatus, energy | SES Holdings Pte. Ltd. |
| Jun 20, 2023 | 11,680,041 | Processes for producing high-purity N,N-dialkyl perfluoroalkylsulfonamide | Organic fine chemistry | SES Holdings Pte. Ltd. |
| Apr 18, 2023 | 11,631,847 | Anode, secondary battery including the same, and the method of making anode | Electrical machinery, apparatus, energy | SES Holdings Pte. Ltd. |
| Sep 13, 2022 | 11,444,277 | Anodes, secondary batteries including the same, and methods of making anodes | Electrical machinery, apparatus, energy | SES Holdings Pte. Ltd. |
| Mar 8, 2022 | 11,271,212 | Anode fabrication by pattern lamination, anodes made thereby, and electrochemical devices incorporating such anodes | Electrical machinery, apparatus, energy | SES Holdings Pte. Ltd. |
| Feb 8, 2022 | 11,245,133 | High energy density, high power density, high capacity, and room temperature capable rechargeable batteries | Electrical machinery, apparatus, energy | SES Holdings Pte. Ltd. |
| Dec 7, 2021 | 11,196,088 | Localized high-salt-concentration electrolytes containing longer-sidechain glyme-based solvents and fluorinated diluents, and uses thereof | Electrical machinery, apparatus, energy | SES Holdings Pte. Ltd. |
| Nov 16, 2021 | 11,177,470 | Composite coating systems and methods for lithium metal anodes in battery applications | Electrical machinery, apparatus, energy | SES Holdings Pte. Ltd. |
Newest applications publishedan application is a clue, never a plan
| Published | Application | Title | Field | Owner as printed |
|---|
| Oct 30, 2025 | 2025/0332659 | Ranging Systems For Laser-Welding Tools, and Related Systems and Methods for Laser Welding on Workpieces | Machine tools | SES (Shanghai) Co., Ltd. |
| Sep 25, 2025 | 2025/0300332 | Internal Built-in Tab Fuses for Secondary Battery Cells, and Secondary Battery Cells Containing Such Internal Fuses | Electrical machinery, apparatus, energy | SES Holdings Pte. Ltd. |
| Aug 21, 2025 | 2025/0266530 | Battery-Charging Devices Having Thermally Conductive Thermal-Management Systems for Managing Battery Temperature During Charging Operations, and Related Methods | Electrical machinery, apparatus, energy | SES (Shanghai) Co., Ltd. |
| Aug 21, 2025 | 2025/0266451 | Electrochemical Energy-Storage Cells Having Differing Cathodes Composed of Differing Active Materials, and Battery Modules That Include the Same | Electrical machinery, apparatus, energy | SES Holdings Pte. Ltd. |
| Jun 19, 2025 | 2025/0201817 | Layers for Inhibiting Metal Dendrite Growth in Electrochemical Cells, and Electrochemical Cells Made Therewith | Electrical machinery, apparatus, energy | SES Holdings Pte. Ltd. |
| May 15, 2025 | 2025/0158300 | Electrical Terminal Connectors for Battery Modules | Electrical machinery, apparatus, energy | SES (Shanghai) Co., Ltd. |
| May 8, 2025 | 2025/0149672 | Battery Modules Having Formed-In-Place Thermal-Management Components, and Methods of Making Such Battery Modules | Electrical machinery, apparatus, energy | SES (Shanghai) Co., Ltd. |
| Apr 17, 2025 | 2025/0125421 | Electrolytes Containing Acetamide-Based Solvent, And Electrochemical Devices Incorporating Such Electrolytes | Electrical machinery, apparatus, energy | SES Holdings Pte. Ltd. |
| Mar 13, 2025 | 2025/0087772 | Battery-Cell Testing Apparatuses Having Thermal-Runaway Safety Features | Electrical machinery, apparatus, energy | SES (Shanghai) Co., Ltd. |
| Mar 13, 2025 | 2025/0083068 | Processes For Removing Reactive Solvents And Synthesis Byproducts From Crude Lithium Salts | Electrical machinery, apparatus, energy | SES Holdings Pte. Ltd. |
What it applied for, 2024 to 2025: Electrical machinery, apparatus, energy 16 · Organic fine chemistry 1 · Machine tools 1.
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.