Patents
US patents through Dec 31, 2025 · PatentsView, from the USPTO’s Open Data Portal · read Oct 27, 2026
3,673 patents granted to the 30 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 BorgWarner Inc.’s names, not what it holds today.
Patents granted
3,673
3,641 utility, 17 design, 13 reissue, 2 statutory invention registration, 1976 to Dec 31, 2025
Granted in 2025
102
Against 85 in 2024 and 69 in 2023
Applications published
2,490
154 of them in 2025
Names they are printed under
30
its own name, a subsidiary, a former name
By yearGrantedApplications published
'11'12'13'14'15'16'17'18'19'20'21'22'23'24'25
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
Engines, pumps, turbines155
Electrical machinery, apparatus, energy146
Mechanical elements115
Transport32
Audio-visual technology14
Thermal processes and apparatus12
Measurement6
Materials, metallurgy4
Surface technology, coating2
Environmental technology1
Macromolecular chemistry, polymers1
Basic communication processes1
The main technology area of each patent, in the World Intellectual Property Organization’s 35 fields.
Under which name30 counted
BorgWarner Inc. its own name
US, as the owner printed on each patent. 7 more under the same name are not counted (printed in GB)
2,690 granted
831 publishedBorgWarner Inc. its own name
named as the applicant on its applications, in US. 1 more under the same name are not counted (printed in DE)
0 granted
1,181 publishedNSK-WARNER K.K. a subsidiary
JP, as the owner printed on each patent. 2 more under the same name are not counted (printed in SS)
366 granted
191 publishedBorg-Warner Automotive, Inc. a former name
US, as the owner printed on each patent. 9 more under the same name are not counted (printed in DE)
329 granted
3 publishedBorgWarner Ludwigsburg GmbH a subsidiary
DE, as the owner printed on each patent
99 granted
0 publishedBorgWarner Ludwigsburg GmbH a subsidiary
named as the applicant on its applications, in DE
0 granted
87 publishedBorgWarner US Technologies LLC a subsidiary
US, as the owner printed on each patent
47 granted
36 publishedNSK-Warner Kabushiki Kaisha a subsidiary
JP, as the owner printed on each patent. 1 more under the same name are not counted (printed in SS)
44 granted
18 publishedBorgwarner Emissions Systems Spain, S.L.U. a subsidiary
ES, as the owner printed on each patent
14 granted
22 publishedKuhlman Corporation a subsidiary
US, as the owner printed on each patent
33 granted
0 publishedBorgWarner Luxembourg Automotive Systems S.A. a subsidiary
LU, as the owner printed on each patent
11 granted
20 publishedBorgWarner Sweden AB a subsidiary
named as the applicant on its applications, in SE
0 granted
31 publishedBORGWARNER SWEDEN AB a subsidiary
SE, as the owner printed on each patent
25 granted
2 publishedBORGWARNER EMISSIONS SYSTEMS SPAIN, S.L.U. a subsidiary
named as the applicant on its applications, in ES. 1 more under the same name are not counted (printed in EP)
0 granted
22 publishedNSK-WARNER K.K. a subsidiary
named as the applicant on its applications, in JP
0 granted
20 publishedRHOMBUS ENERGY SOLUTIONS, INC. a subsidiary
US, as the owner printed on each patent
7 granted
2 publishedRhombus Energy Solutions, Inc. a subsidiary
named as the applicant on its applications, in US
0 granted
8 publishedBorgWarner Luxembourg Automotive Systems SA a subsidiary
named as the applicant on its applications, in LU
0 granted
6 publishedBorgWarner Gateshead Limited a subsidiary
GB, as the owner printed on each patent
3 granted
1 publishedBORGWARNER ORSENIGO S.R.L. a subsidiary
named as the applicant on its applications, in IT
0 granted
3 publishedBorgWarner Automotive Components (Tianjin) Co., Ltd. a subsidiary
named as the applicant on its applications, in CN
0 granted
2 publishedBORGWARNER AKASOL GMBH a subsidiary
DE, as the owner printed on each patent
1 granted
0 publishedBORGWARNER AKASOL GMBH a subsidiary
named as the applicant on its applications, in DE
0 granted
1 publishedBORGWARNER MORSE SYSTEMS JAPAN K.K. a subsidiary
named as the applicant on its applications, in JP
0 granted
1 publishedBorgWarner Emissions Systems (NINGBO) Co., Ltd. a subsidiary
CN, as the owner printed on each patent
1 granted
0 publishedBorgWarner Emissions Systems (Ningbo) Co., Ltd. a subsidiary
named as the applicant on its applications, in CN
0 granted
1 publishedBorgWarner Engineering Services Switzerland AG a subsidiary
CH, as the owner printed on each patent
1 granted
0 publishedBorgWarner PowerDrive Systems (Tianjin) Co., Ltd a subsidiary
named as the applicant on its applications, in CN
0 granted
1 publishedBorgWarner PowerDrive Systems (Tianjin) Co., Ltd. a subsidiary
CN, as the owner printed on each patent
1 granted
0 publishedBorgWarner Turbo Systems Worldwide Headquarters GmbH a subsidiary
DE, as the owner printed on each patent
1 granted
0 published
Names not counted (4)
BORG WARNER AUTOMOTIVE INC
Most of its patents print JP; this name counts in US. 32 granted and 6 published under it are not counted.
AKASOL Inc.
Most of its patents print DE; this name counts in US. 4 granted and 0 published under it are not counted.
AKASOL Inc.
Most of its patents print DE; this name counts in US. 0 granted and 4 published under it are not counted.
BorgWarner Morse Systems Japan K.K.
Most of its patents print CM; this name counts in JP. 1 granted and 0 published under it are not counted.
Newest grantseach row opens the USPTO’s own copy
| Granted | Patent | Title | Field | Owner as printed |
|---|
| Dec 30, 2025 | 12,510,137 | Automatic mechanical tensioner with adjustable initial position | Mechanical elements | BorgWarner Inc. |
| Dec 23, 2025 | 12,506,434 | Continuous-carrier discontinuous pulse width modulation using phase current amplitude comparisons | Electrical machinery, apparatus, energy | BorgWarner Inc. |
| Dec 23, 2025 | 12,504,047 | Power transmission device | Mechanical elements | NSK-WARNER K.K. |
| Dec 16, 2025 | 12,500,462 | Rotor assembly | Electrical machinery, apparatus, energy | BorgWarner Inc. |
| Dec 9, 2025 | 12,492,742 | Differentials with face gears for electrical drive systems | Transport | BorgWarner Inc. |
| Dec 2, 2025 | 12,486,866 | Radial air bearing device | Mechanical elements | BorgWarner Inc. |
| Nov 25, 2025 | 12,484,203 | Systems and methods for controlled active discharge for inverter for electric vehicle | Electrical machinery, apparatus, energy | BorgWarner US Technologies LLC |
| Nov 25, 2025 | 12,484,202 | Systems and methods for active and passive cooling of electrical components | Electrical machinery, apparatus, energy | BorgWarner US Technologies LLC |
| Nov 25, 2025 | 12,484,200 | Systems and methods for cooling module with progressive cooling fins | Audio-visual technology | BorgWarner US Technologies LLC |
| Nov 25, 2025 | 12,484,197 | Systems and methods for a top side cooled power semiconductor thermal interface spacer | Audio-visual technology | BorgWarner US Technologies LLC |
Newest applications publishedan application is a clue, never a plan
| Published | Application | Title | Field | Owner as printed |
|---|
| Dec 25, 2025 | 2025/0392232 | THREE PHASE TO SINGLE PHASE POWER SUPPLY EQUIPMENT | Electrical machinery, apparatus, energy | BorgWarner Inc. |
| Dec 25, 2025 | 2025/0392229 | DOUBLE-SIDE COOLED TRIPLE-DC-PORT HALF-BRIDGE POWER MODULE | Electrical machinery, apparatus, energy | BorgWarner US Technologies LLC |
| Dec 25, 2025 | 2025/0389330 | BEARING SPACER | Mechanical elements | BorgWarner Inc. |
| Dec 25, 2025 | 2025/0389300 | FRICTION PLATE AND WET MULTI-PLATE CLUTCH INCLUDING FRICTION PLATE | Mechanical elements | NSK-WARNER K.K. |
| Dec 18, 2025 | 2025/0386472 | SYSTEMS FOR HOUSING POCKETS FOR INVERTER FOR ELECTRIC VEHICLE | Electrical machinery, apparatus, energy | BorgWarner US Technologies LLC |
| Dec 18, 2025 | 2025/0385044 | SYSTEMS FOR CAPACITOR FOR INVERTER FOR ELECTRIC VEHICLE | Electrical machinery, apparatus, energy | BorgWarner US Technologies LLC |
| Dec 18, 2025 | 2025/0385043 | SYSTEMS FOR CAPACITOR FOR INVERTER FOR ELECTRIC VEHICLE | Electrical machinery, apparatus, energy | BorgWarner US Technologies LLC |
| Dec 11, 2025 | 2025/0379486 | ROTATING ELECTRICAL MACHINE BALANCE RING | Electrical machinery, apparatus, energy | BorgWarner Inc. |
| Dec 4, 2025 | 2025/0368061 | ON-BOARD CHARGING APPARATUS FOR CHARGING A BATTERY OF AN ELECTRIFIED VEHICLE | Transport | BorgWarner Inc. |
| Nov 27, 2025 | 2025/0365902 | SYSTEMS AND METHODS FOR A MULTI-FUNCTIONAL STRUCTURAL ELEMENT OF AN INVERTER | Audio-visual technology | BorgWarner US Technologies LLC |
What it applied for, 2024 to 2025: Electrical machinery, apparatus, energy 145 · Mechanical elements 39 · Engines, pumps, turbines 22 · Transport 22 · Thermal processes and apparatus 11 · Measurement 6.
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.