Power Solutions International, Inc. (PSIX)
Nasdaq: PSIX · Engines & Turbines · Wood Dale, IL · filing with the SEC since 2002
Grade5.0
◀ Past 3.3● Present 5.2▶ Future 6.3
Patents
US patents through Dec 31, 2025 · PatentsView, from the USPTO’s Open Data Portal · read Oct 27, 202617 patents granted to the 3 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 Power Solutions International, Inc.’s names, not what it holds today.
Patents granted
17
15 utility, 2 design, 1976 to Dec 31, 2025
Granted in 2025
1
Against 1 in 2024 and 1 in 2023
Applications published
13
2 of them in 2025
Names they are printed under
3
its own name, 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
Environmental technology3
Engines, pumps, turbines2
The main technology area of each patent, in the World Intellectual Property Organization’s 35 fields.
Under which name3 counted
Power Solutions International, Inc. its own name
US, as the owner printed on each patent
1 published
Power Solutions International, Inc. its own name
named as the applicant on its applications, in US
11 published
Bi-Phase Technologies, LLC a subsidiary
US, as the owner printed on each patent
1 published
Names not counted (1)
PSI International, LLC
No country is printed for it. 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 |
|---|---|---|---|---|
| Jun 10, 2025 | 12,326,130 | Fluid injector with flat sealing surface | Engines, pumps, turbines | Power Solutions International, Inc. |
| Sep 17, 2024 | 12,092,017 | Fluid-cooled manifolds and engine systems | Environmental technology | Power Solutions International, Inc. |
| Jan 17, 2023 | 11,555,442 | Fluid-cooled manifolds and engine systems | Environmental technology | Power Solutions International, Inc. |
| Oct 12, 2021 | 11,143,093 | Fluid-cooled manifolds and engine systems | Environmental technology | Power Solutions International, Inc. |
| Jun 1, 2021 | 11,022,062 | Systems and methods for monitoring a fuel system | Engines, pumps, turbines | Power Solutions International, Inc. |
| Sep 3, 2019 | 10,400,703 | Systems and methods for monitoring a fuel system | Engines, pumps, turbines | Power Solutions International, Inc. |
| Aug 27, 2019 | 10,392,796 | Three dimensional structural frames and enclosures | Civil engineering | Power Solutions International, Inc. |
| Jan 30, 2018 | 9,879,414 | Three dimensional structural frames and enclosures | Civil engineering | Power Solutions International, Inc. |
| Sep 6, 2016 | 9,434,250 | Modular power take-off assembly | Transport | Power Solutions International, Inc. |
| Jun 14, 2016 | D759,123 | Fuel delivery module | Bi-Phase Technologies, LLC |
Newest applications publishedan application is a clue, never a plan
| Published | Application | Title | Field | Owner as printed |
|---|---|---|---|---|
| Nov 6, 2025 | 2025/0344359 | Electrical Package | Audio-visual technology | Power Solutions International, Inc. |
| Aug 7, 2025 | 2025/0250955 | Fluid Injector with Flat Sealing Surface | Engines, pumps, turbines | Power Solutions International, Inc. |
| Jul 25, 2024 | 2024/0247630 | Fluid Injector with Flat Sealing Surface | Engines, pumps, turbines | Power Solutions International, Inc. · patent 12,326,130 granted from it |
| May 18, 2023 | 2023/0151761 | Fluid-Cooled Manifolds and Engine Systems | Environmental technology | Power Solutions International, Inc. · patent 12,092,017 granted from it |
| Jan 6, 2022 | 2022/0003149 | Fluid-Cooled Manifolds and Engine Systems | Environmental technology | Power Solutions International, Inc. · patent 11,555,442 granted from it |
| Jul 8, 2021 | 2021/0207525 | Fluid-Cooled Manifolds and Engine Systems | Environmental technology | Power Solutions International, Inc. · patent 11,143,093 granted from it |
| Nov 7, 2019 | 2019/0338721 | SYSTEMS AND METHODS FOR MONITORING A FUEL SYSTEM | Engines, pumps, turbines | Power Solutions International, Inc. · patent 11,022,062 granted from it |
| Jul 26, 2018 | 2018/0209369 | SYSTEMS AND METHODS FOR MONITORING A FUEL SYSTEM | Engines, pumps, turbines | Power Solutions International, Inc. · patent 10,400,703 granted from it |
| May 17, 2018 | 2018/0135294 | Three Dimensional Structural Frames and Enclosures | Civil engineering | Power Solutions International, Inc. · patent 10,392,796 granted from it |
| Nov 17, 2016 | 2016/0333582 | Three Dimensional Structural Frames and Enclosures | Civil engineering | Power Solutions International, Inc. · patent 9,879,414 granted from it |
What it applied for, 2024 to 2025: Engines, pumps, turbines 2 · Audio-visual technology 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.