Explore Hitachi Industrial Equipment Systems'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.

Last updated on: Jul 24, 2025
Patent NumberGrant DateTitleTotal Oppositions
Dec 13, 2023Waste-Heat Recovery System In Oil-Cooled Gas Compressor1
Sep 22, 2021Fluid Compression System And Control Device Therefor1