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EV Thermal Management Systems

Systems designed to manage the temperature of multiple components in electric or hybrid vehicles, such as batteries, electric motors, power electronics, and the passenger cabin, often using shared or interconnected cooling/heating circuits.

9,982 US filings from 1,811 companies since 2023 · 2023: 2,203 · 2024: 3,006 · 2025: 3,295 · 2026 YTD: 1,478

Vehicle Heating / CoolingVehicle Powertrain ArrangementElectric Vehicle PropulsionBatteries & Fuel Cells

Top companies

Ranked by filings in this theme since 2023. 2026 is partial.

#CompanySince 20232023202420252026 YTDYoY
1Hyundai Motor Company759201165266127+61.2%
2Kia Corporation721173157265126+68.8%
3Ford Global Technologies, LLC52211617316667-4.0%
4TOYOTA JIDOSHA KABUSHIKI KAISHA4457313316178+21.1%
5GM GLOBAL TECHNOLOGY OPERATIONS LLC4217512816157+25.8%
6Valeo Systemes Thermiques21745777124-7.8%
7LG Energy Solution, Ltd.16937416229+51.2%
8Rivian IP Holdings, LLC15735465125+10.9%
9Hanon Systems15631475226+10.6%
10Volvo Truck Corporation15419356931+97.1%
11HONDA MOTOR CO., LTD.153434545200.0%
12FCA US LLC1265215941+181.0%
13Bayerische Motoren Werke Aktiengesellschaft11829423611-14.3%
14Contemporary Amperex Technology Co., Limited11438431518-65.1%
15Samsung SDI Co., Ltd.10917155027+233.3%
16BYD COMPANY LIMITED10812295512+89.7%
17Robert Bosch GmbH9829272814+3.7%
18Rondo Energy, Inc.9819352915-17.1%
19DR. ING. H.C. F. PORSCHE AKTIENGESELLSCHAFT9734311517-51.6%
20AUDI AG9123273110+14.8%
21SUBARU CORPORATION8820411314-68.3%
22MAHLE International GmbH8526163310+106.2%
23DENSO CORPORATION84212626110.0%
24Hyundai Mobis Co., Ltd.833128168-42.9%
25CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) LIMITED81·5679+1240.0%