The automotive industry continues to be a hotbed of patent innovation. Activity is driven by increased power density, fast charging, environmental considerations, and growing importance of technologies such as two-phase cooling, smart and predictive cooling systems technology. In the last three years alone, there have been over 1.7 million patents filed and granted in the automotive industry, according to GlobalData’s report on Electric vehicles in automotive: EV propulsion coolingBuy the report here.

Smarter leaders trust GlobalData

According to GlobalData’s Technology Foresights, which uses over one million patents to analyze innovation intensity for the automotive industry, there are 300+ innovation areas that will shape the future of the industry.

EV propulsion cooling is a key innovation area in electric vehicles

EV propulsion cooling refers to the cooling systems and methods used to regulate and maintain the optimal operating temperature of the propulsion components in an electric vehicle (EV). These cooling systems are crucial to ensure the efficient and reliable performance of the EV’s motor, battery, and other propulsion components, as well as to prevent overheating and potential damage.

GlobalData’s analysis also uncovers the companies at the forefront of each innovation area and assesses the potential reach and impact of their patenting activity across different applications and geographies. According to GlobalData, there are 30+ companies, spanning technology vendors, established automotive companies, and up-and-coming start-ups engaged in the development and application of EV propulsion cooling.

Key players in EV propulsion cooling – a disruptive innovation in the automotive industry

‘Application diversity’ measures the number of applications identified for each patent. It broadly splits companies into either ‘niche’ or ‘diversified’ innovators.   

‘Geographic reach’ refers to the number of countries each patent is registered in. It reflects the breadth of geographic application intended, ranging from ‘global’ to ‘local’.  

Patent volumes related to EV propulsion cooling

Company Total patents (2010 - 2022) Premium intelligence on the world's largest companies
Hyundai Mobis 129 Unlock Company Profile
Magna International 76 Unlock Company Profile
Mercedes-Benz Group 160 Unlock Company Profile
Tata Motors 80 Unlock Company Profile
Subaru 74 Unlock Company Profile
Toyota Motor 609 Unlock Company Profile
Valeo 801 Unlock Company Profile
Flex 89 Unlock Company Profile
Schaeffler 56 Unlock Company Profile
Robert Bosch Stiftung 124 Unlock Company Profile
Zhejiang Geely 65 Unlock Company Profile
Hyundai Motor 602 Unlock Company Profile
Aisin 260 Unlock Company Profile
Nidec 72 Unlock Company Profile
Nissan Motor 68 Unlock Company Profile
Hitachi 63 Unlock Company Profile
Hanon Systems 91 Unlock Company Profile
Renault 200 Unlock Company Profile
Honda Motor 321 Unlock Company Profile
Mazda Motor 110 Unlock Company Profile
Porsche Automobil 659 Unlock Company Profile
General Motors 303 Unlock Company Profile
Mahle 84 Unlock Company Profile
Bayerische Motoren Werke 158 Unlock Company Profile
Burelle 226 Unlock Company Profile
Denso 258 Unlock Company Profile
Kia 379 Unlock Company Profile
Ford Motor 385 Unlock Company Profile
Stellantis 175 Unlock Company Profile
Rochling Automotive 59 Unlock Company Profile
Magna Exteriors 106 Unlock Company Profile
Thunder Power Hong Kong 62 Unlock Company Profile
KGIC Merger 57 Unlock Company Profile
Zeppelin-Stiftung 54 Unlock Company Profile

Source: GlobalData Patent Analytics

Valeo, one of the leading patent filers in EV propulsion cooling, introduced innovative materials and heat exchangers, smart and predictive cooling control, which is designed to continuously monitor the temperature of critical components in the EV propulsion system, and optimize thermal management. The technology enhances energy efficiency, extends the life of critical components, and improves the performance of electric vehicles. Some other key patent filers in the space include Porsche Automobil and Toyota Motor.

In terms of application diversity, Thunder Power Hong leads the pack, while Nidec and Hanon stood in the second and third positions, respectively. By means of geographic reach, Thunder Power Hong held the top position, followed by Flex and Magna.

To further understand the key themes and technologies disrupting the automotive industry, access GlobalData’s latest thematic research report on Electric Vehicles (EV).

Premium Insights


The gold standard of business intelligence.

Blending expert knowledge with cutting-edge technology, GlobalData’s unrivalled proprietary data will enable you to decode what’s happening in your market. You can make better informed decisions and gain a future-proof advantage over your competitors.


GlobalData, the leading provider of industry intelligence, provided the underlying data, research, and analysis used to produce this article.

GlobalData’s Patent Analytics tracks patent filings and grants from official offices around the world. Textual analysis and official patent classifications are used to group patents into key thematic areas and link them to specific companies across the world’s largest industries.