- US12533758utility2026Piston Ring Cutting-off Device0 cites
- US12392301utility2025Piston Unit, Top Land Member, and Combination of Piston Unit Parts0 cites
- US12305590utility2025Spiny Liner and Manufacturing Method of Same, and Method of Determining Bonding Strength0 cites
- US12292118utility2025Piston Ring0 cites
- US12281380utility2025CRN Coating Film and Sliding Member0 cites
- US12196325utility2025Compression Ring0 cites
- US12173799utility2024Oil Control Ring0 cites
- US12117084utility2024Combination of Piston Rings, and Combination Structure of Piston and Piston Rings0 cites
- US12092222utility2024Piston Ring Combination, and Internal Combustion Engine0 cites
- US12066111utility2024Piston Ring0 cites
- US12058937utility2024Thermoelectric Conversion Module and Structure for Thermoelectric Conversion Element0 cites
- US12049689utility2024Iron-based Sintered Alloy Valve Seat0 cites
- US12000491utility2024Combination of Piston Rings, and Combination Structure of Piston and Piston Rings0 cites
- US11951547utility2024Valve Guide Made of Iron-based Sintered Alloy and Method of Producing Same0 cites
- US11867294utility2024Sliding Member0 cites
- US11867295utility2024Sliding Member0 cites
- US11719138utility2023Sintered Alloy Valve Guide and Method of Producing Sintered Alloy Valve Guide0 cites
- US11686226utility2023Sintered Alloy Valve Guide and Method of Producing Sintered Alloy Valve Guide0 cites
- US11603929utility2023Wire for Piston Ring, and Manufacturing Method of Piston Ring0 cites