GENEVA, April 18 -- JOHNSON MATTHEY PUBLIC LIMITED COMPANY (5th Floor2 Gresham StreetLondon EC2V 7AD) filed a patent application (PCT/GB2025/052172) for "EXHAUST SYSTEMS AND METHODS FOR HYDROGEN INTERNAL COMBUSTION ENGINES" on Oct 03, 2025. With publication no. WO/2026/078359, the details related to the patent application was published on Apr 16, 2026.

Notably, the patent application was submitted under the International Patent Classification (IPC) system, which is managed by the World Intellectual Property Organization (WIPO).

Inventor(s): CLARKE, Stuart (c/o Johnson MattheyBlounts Court RoadSonning CommonReading Berkshire RG4 9NH), PIGNON, John Frederick (c/o Johnson MattheyBlounts Court RoadSonning CommonReading Berkshire RG4 9NH), YOR...