TREA

TPR CO., LTD.

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  • Chiyoda-ku, JP
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    DRIP PREVENTION DEVICE FOR PRESSURIZED POURING FURNACE
    • Publication number 20240300009
    • Publication date Sep 12, 2024
    • TPR CO., LTD.
    • Atsushi IGARASHI
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Application

    Piston Ring
    • Publication number 20240263699
    • Publication date Aug 8, 2024
    • TPR CO., LTD.
    • Satoshi Minemura
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Piston Ring Combination, and Internal Combustion Engine
    • Publication number 20240263700
    • Publication date Aug 8, 2024
    • TPR CO., LTD.
    • Akira Hikone
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Iron-Based Sintered Alloy Valve Seat
    • Publication number 20240191332
    • Publication date Jun 13, 2024
    • TPR CO., LTD.
    • Koki Maeda
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Application

    OIL CONTROL RING
    • Publication number 20240141993
    • Publication date May 2, 2024
    • TPR CO., LTD.
    • Akira HIKONE
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Compression Ring
    • Publication number 20240110625
    • Publication date Apr 4, 2024
    • TPR CO., LTD.
    • Takashi Ozawa
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    CENTRIFUGAL CASTING MOLD AND CENTRIFUGAL CASTING MOLD ASSEMBLY DEVICE
    • Publication number 20240033815
    • Publication date Feb 1, 2024
    • TPR CO., LTD.
    • Hideki AIZAWA
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Application

    THERMOELECTRIC CONVERSION MODULE AND STRUCTURE FOR THERMOELECTRIC C...
    • Publication number 20240008367
    • Publication date Jan 4, 2024
    • TPR CO., LTD.
    • Toshiaki Shimizu
  • Information Patent Application

    Piston Ring Cutting-Off Device
    • Publication number 20230415283
    • Publication date Dec 28, 2023
    • TPR CO., LTD.
    • Keisuke Ito
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    CRN Coating Film and Sliding Member
    • Publication number 20230416903
    • Publication date Dec 28, 2023
    • TPR CO., LTD.
    • Syun Sugawara
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Application

    Sliding Member
    • Publication number 20230392688
    • Publication date Dec 7, 2023
    • TPR CO., LTD.
    • Tomoyuki Sato
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Sliding Member
    • Publication number 20230392687
    • Publication date Dec 7, 2023
    • TPR CO., LTD.
    • Tomoyuki Sato
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    CASTING SYSTEM
    • Publication number 20230381855
    • Publication date Nov 30, 2023
    • TPR CO., LTD.
    • Hideki AIZAWA
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Application

    WORKPIECE RETAINING DEVICE
    • Publication number 20230373012
    • Publication date Nov 23, 2023
    • TPR CO., LTD.
    • Koji KAMATA
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    MOLD COOLING DEVICE, CAST MANUFACTURING SYSTEM, AND CAST MANUFACTUR...
    • Publication number 20230372999
    • Publication date Nov 23, 2023
    • TPR CO., LTD.
    • Hideki AIZAWA
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Application

    Combination of Piston Rings, and Combination Structure of Piston an...
    • Publication number 20230358313
    • Publication date Nov 9, 2023
    • TPR CO., LTD.
    • Hiroyuki Nagakura
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Cylinder Liner and Cylinder Bore
    • Publication number 20230193847
    • Publication date Jun 22, 2023
    • TPR CO., LTD.
    • Seiji Tamaki
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    SINTERED ALLOY VALVE GUIDE AND METHOD OF PRODUCING SINTERED ALLOY V...
    • Publication number 20230127085
    • Publication date Apr 27, 2023
    • TPR CO., LTD.
    • Fumiya Ito
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Application

    Cylinder Liner and Cylinder Bore
    • Publication number 20220372929
    • Publication date Nov 24, 2022
    • TPR CO., LTD.
    • Masayuki Ohira
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    Spiny Liner and Manufacturing Method of Same, and Method of Determi...
    • Publication number 20220307443
    • Publication date Sep 29, 2022
    • TPR Industry Co., Ltd.
    • Akira Sato
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    THRUST WASHER
    • Publication number 20220213928
    • Publication date Jul 7, 2022
    • TPR CO., LTD.
    • Hideyoshi NOGUCHI
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    WIRE FOR PISTON RING, AND MANUFACTURING METHOD OF PISTON RING
    • Publication number 20220145990
    • Publication date May 12, 2022
    • TPR CO., LTD.
    • Atsushi Nakazawa
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    THRUST WASHER
    • Publication number 20220056949
    • Publication date Feb 24, 2022
    • TPR CO., LTD.
    • Masaki IKEDA
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    CYLINDER LINER AND MANUFACTURING METHOD FOR SAME
    • Publication number 20220025829
    • Publication date Jan 27, 2022
    • TPR CO., LTD.
    • Yuki KUROMASA
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    BINDER
    • Publication number 20210367242
    • Publication date Nov 25, 2021
    • TPR CO., LTD.
    • Kazunari SOEDA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    PISTON RING
    • Publication number 20210270370
    • Publication date Sep 2, 2021
    • TPR CO., LTD.
    • Tomoyuki Sato
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    PISTON RING COMBINATION
    • Publication number 20210164568
    • Publication date Jun 3, 2021
    • TPR CO., LTD.
    • Tetsuya Nango
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    BINDER
    • Publication number 20210135226
    • Publication date May 6, 2021
    • TPR CO., LTD.
    • Kazunari SOEDA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    CYLINDER LINER FOR CAST-COVERING, AND METHOD FOR MANUFACTURING CYLI...
    • Publication number 20200398336
    • Publication date Dec 24, 2020
    • TPR CO., LTD.
    • Koichi Hatakeyama
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Application

    CYLINDRICAL MEMBER
    • Publication number 20200392921
    • Publication date Dec 17, 2020
    • TPR CO., LTD.
    • Akira Sato
    • B22 - CASTING POWDER METALLURGY

Trademarklast 30 trademarks

  • Information Trademark

    86452453 - ASLOCK
    • Serial number 86452453
    • Registration number 4958209
    • Filing date Nov 12, 2014
    • TPR Kabushiki Kaisha (TPR Co., Ltd.)
    • 7 - Machines and machine tools
  • Information Trademark

    85757743 - T&F
    • Serial number 85757743
    • Filing date Oct 18, 2012
    • TPR Kabushiki Kaisha (TPR Co., Ltd.)
    • 7 - Machines and machine tools