The automotive industry continues to be a hotbed of patent innovation. Activity in fire-proof battery packs is driven by the growing demand for electric vehicles (EVs), concerns about fire safety,  and stringent government regulations, and growing importance of technologies such as solid-state batteries, ceramic separators, intumescent coatings, and fire detection systems. 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 Batteries in automotive: fire-proof battery packsBuy the report here.

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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.

Fire-proof battery packs is a key innovation area in batteries

Fire-proof battery packs are battery systems that are designed to withstand high temperatures and prevent fires from starting or spreading. These packs use various technologies like thermal insulators, cooling circuits, fire extinguishing agents, and voltage control systems to ensure that the batteries remain safe and stable even in extreme conditions.

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 fire-proof battery packs.

Key players in fire-proof battery packs – 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 fire-proof battery packs

Company Total patents (2010 - 2022) Premium intelligence on the world's largest companies
Kymco Motors 9 Unlock Company Profile
Mercedes-Benz Group 12 Unlock Company Profile
Toyota Motor 27 Unlock Company Profile
Johnson Controls International 48 Unlock Company Profile
SK Innovation 25 Unlock Company Profile
Samsung SDI 127 Unlock Company Profile
Robert Bosch Stiftung 96 Unlock Company Profile
BYD 91 Unlock Company Profile
Hyundai Motor 55 Unlock Company Profile
Nissan Motor 23 Unlock Company Profile
Hitachi 14 Unlock Company Profile
Murata Manufacturing 55 Unlock Company Profile
Renault 15 Unlock Company Profile
Honda Motor 15 Unlock Company Profile
Mitsubishi Electric 11 Unlock Company Profile
Gentherm 12 Unlock Company Profile
Panasonic 37 Unlock Company Profile
LS Electric 9 Unlock Company Profile
Porsche Automobil 65 Unlock Company Profile
Proterra 16 Unlock Company Profile
NOV 10 Unlock Company Profile
General Motors 20 Unlock Company Profile
Sony Group 19 Unlock Company Profile
Bayerische Motoren Werke 20 Unlock Company Profile
LG 269 Unlock Company Profile
Tesla 32 Unlock Company Profile
Brookfield 59 Unlock Company Profile
Allison Transmission 59 Unlock Company Profile
Toshiba 18 Unlock Company Profile
Kia 42 Unlock Company Profile
Ford Motor 25 Unlock Company Profile
TotalEnergies 10 Unlock Company Profile
Contemporary Amperex Technology 46 Unlock Company Profile
Vyaire Medical 10 Unlock Company Profile
Aleees Eco Ark 17 Unlock Company Profile
Dyson 13 Unlock Company Profile

Source: GlobalData Patent Analytics

LG Chem is one of the leading patent filers in fire-proof battery packs. The company's latest patent combines passive and active fire suppression systems, making it one of the most advanced in the market. This design could reduce EV fires, increase consumer confidence, and reduce thermal runaway risk, impacting the automotive industry and the environment. Some other key patent filers in this space include Samsung SDI and Robert Bosch Stiftung.

In terms of application diversity, Nissan Motor leads the pack, while LS Electric and Mitsubishi Electric stood in the second and third positions, respectively. By means of geographic reach, Brookfield Asset Management held the top position, followed by Johnson Controls and Allison Transmission.

To further understand the key themes and technologies disrupting the automotive industry, access GlobalData’s latest thematic research report on Automotive.

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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.