The automotive industry continues to be a hotbed of patent innovation. Government regulations, consumer demand, technological advancements, and cost reduction are driving innovation in exhaust gas filters for the automotive industry. These filters play a crucial role in emissions control systems, reducing harmful pollutants such as particulate matter (PM), NOx, and CO. The automotive industry is developing innovative exhaust gas filter technologies, such as wall-flow DPFs, closed coupled DPFs, SCR systems, and combined DPF-SCR systems. These technologies aim to reduce emissions, improve fuel efficiency, and extend engine life, making vehicles more environmentally friendly, efficient, and reliable. More innovative technologies are expected as the industry moves towards sustainable practices. 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 Environmental sustainability in automotive: exhaust gas filter. Buy 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.
Exhaust gas filter is a key innovation area in environmental sustainability
An exhaust gas filter is a device used to remove harmful pollutants and particulate matter from the exhaust gas of an engine. It helps to minimize the negative impact of vehicular emissions on the environment and human health by trapping and removing pollutants before they can be released into the atmosphere.
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 exhaust gas filter.
Key players in exhaust gas filter – 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 exhaust gas filter
Source: GlobalData Patent Analytics
Toyota Motor is one of the leading patent filers in exhaust gas filter technology. The company has developed various technologies, including diesel particulate filters, selective catalytic reduction systems, and combined DPF-SCR systems. One of its latest patents is for an eco-friendly cooling circuit design, focusing on a variable displacement compressor that adjusts refrigerant flow based on demand. This innovation could significantly improve vehicle fuel efficiency and emissions. Toyota's patents are shaping the future of exhaust gas filter technology. Some of the other patent filers in this space include Johnson Matthey and Porsche Automobil Holding.
In terms of application diversity, Aisin leads the pack, while BASF and Johnson Matthey stood in the second and third positions, respectively. By means of geographic reach, Yamaha Motor held the top position, followed by Johnson Matthey and LG.
To further understand the key themes and technologies disrupting the automotive industry, access GlobalData’s latest thematic research report on Sustainability in 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.
