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Explore Jx Nippon Oil & Energy's recently opposed patents, revealing key competitive challenges and strategic patent disputes in the industry. Track oppositions filed by competitors to understand technology battlegrounds and assess potential risks.

Patent NumberGrant DateTitleTotal Oppositions
EP2762551Jul 29, 2020System-Oil Composition For Crosshead Diesel Engine1
EP2832833Jul 10, 2019Working Fluid Composition For Refrigerator1