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Maruyama Mfg. Co., Ltd.

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Internal combustion engine
    • Patent number D1009078
    • Issue date Dec 26, 2023
    • Maruyama Mfg. Co., Inc.
    • Nozomu Sasaki
    • D15 - Machines not elsewhere specified
  • Information Patent Grant

    Choke valve structure
    • Patent number 10,480,427
    • Issue date Nov 19, 2019
    • Maruyama Mfg. Co., Inc.
    • Yoichi Ishikawa
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Reciprocating pump
    • Patent number D858582
    • Issue date Sep 3, 2019
    • MARUYAMA MFG. CO., INC.
    • Atsushi Shibazaki
    • D15 - Machines not elsewhere specified
  • Information Patent Grant

    Two-cycle engine
    • Patent number 10,190,534
    • Issue date Jan 29, 2019
    • Maruyama Mfg. Co., Inc.
    • Terutaka Yasuda
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Reciprocating pump
    • Patent number 10,119,538
    • Issue date Nov 6, 2018
    • Maruyama Mfg. Co., Inc.
    • Takayuki Kaneko
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Backpack type blowing apparatus
    • Patent number 10,085,390
    • Issue date Oct 2, 2018
    • Maruyama Mfg. Co., Inc.
    • Yoichi Ishikawa
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Blower nozzle attachment
    • Patent number D815377
    • Issue date Apr 10, 2018
    • MARUYAMA MFG. CO., INC.
    • Hirofumi Mukai
    • D32 - Washing, cleaning, or drying machine
  • Information Patent Grant

    Reciprocating pump with high-pressure seal
    • Patent number 9,932,973
    • Issue date Apr 3, 2018
    • Maruyama Mfg. Co., Inc.
    • Toshiro Nakanishi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Backpack blower
    • Patent number D806330
    • Issue date Dec 26, 2017
    • MARUYAMA MFG. CO., INC.
    • Keiichi Moriya
    • D32 - Washing, cleaning, or drying machine
  • Information Patent Grant

    Nozzle for blower
    • Patent number D798515
    • Issue date Sep 26, 2017
    • Maruyama Mfg. Co., Inc.
    • Keiichi Moriya
    • D32 - Washing, cleaning, or drying machine
  • Information Patent Grant

    Portable air blower
    • Patent number 9,015,901
    • Issue date Apr 28, 2015
    • Maruyama Mfg. Co., Inc.
    • Shigeki Namekata
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    Backpack type working machine
    • Patent number 8,833,624
    • Issue date Sep 16, 2014
    • Maruyama Mfg. Co., Inc.
    • Takeo Miyamoto
    • A45 - HAND OR TRAVELLING ARTICLES
  • Information Patent Grant

    Chain saw
    • Patent number 8,549,761
    • Issue date Oct 8, 2013
    • Maruyama Mfg. Co. Inc.
    • Minoru Araki
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Grant

    Reciprocating pump
    • Patent number 8,366,409
    • Issue date Feb 5, 2013
    • Maruyama Mfg. Co., Inc.
    • Tetsunari Ochiai
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Reciprocating pump
    • Patent number 8,246,319
    • Issue date Aug 21, 2012
    • Maruyama Mfg. Co., Inc.
    • Toshiaki Ohnishi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Two-stroke engine
    • Patent number 8,215,269
    • Issue date Jul 10, 2012
    • Maruyama Mfg. Co., Inc.
    • Terutaka Yasuda
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Reciprocating pump with sealing collar arrangement
    • Patent number 8,123,505
    • Issue date Feb 28, 2012
    • Maruyama Mfg. Co., Inc.
    • Toshiro Nakanishi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Power atomizer
    • Patent number D612470
    • Issue date Mar 23, 2010
    • Maruyama Mfg. Co., Inc.
    • Ryohey Aoyama
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Reciprocating pump
    • Patent number D591311
    • Issue date Apr 28, 2009
    • Maruyama Mfg. Co., Inc.
    • Nobuo Tojo
    • D15 - Machines not elsewhere specified
  • Information Patent Grant

    Frame for carrying a backpack blower
    • Patent number D542534
    • Issue date May 15, 2007
    • Maruyama Mfg. Co., Inc.
    • Kazuhiro Yoshida
    • D03 - Travel goods and personal belongings
  • Information Patent Grant

    Reciprocating pump
    • Patent number D538824
    • Issue date Mar 20, 2007
    • Maruyama Mfg. Co., Inc.
    • Nobuo Tojo
    • D15 - Machines not elsewhere specified
  • Information Patent Grant

    Backpack blower
    • Patent number D533266
    • Issue date Dec 5, 2006
    • Maruyama Mfg. Co., Inc.
    • Kazuhiro Yoshida
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Cover for a blower
    • Patent number D532897
    • Issue date Nov 28, 2006
    • Maruyama Mfg. Co., Inc.
    • Kazuhiro Yoshida
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Two-stroke engine
    • Patent number 7,066,119
    • Issue date Jun 27, 2006
    • Maruyama Mfg. Co., Inc.
    • Terutaka Yasuda
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Reciprocating pump
    • Patent number D496670
    • Issue date Sep 28, 2004
    • Maruyama Mfg. Co., Inc.
    • Toshiaki Ohnishi
    • D15 - Machines not elsewhere specified
  • Information Patent Grant

    Reciprocating pump
    • Patent number D495342
    • Issue date Aug 31, 2004
    • Maruyama Mfg. Co., Inc.
    • Nobuo Tojo
    • D15 - Machines not elsewhere specified
  • Information Patent Grant

    Air cleaner
    • Patent number D492759
    • Issue date Jul 6, 2004
    • Maruyama Mfg. Co., Inc.
    • Kazuhiro Yoshida
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Machine to spray chemicals
    • Patent number D488487
    • Issue date Apr 13, 2004
    • Maruyama Mfg. Co., Inc.
    • Kazuhiro Isayama
    • D15 - Machines not elsewhere specified
  • Information Patent Grant

    Irrigation apparatus
    • Patent number 6,688,538
    • Issue date Feb 10, 2004
    • Maruyama Mfg., Co., Inc.
    • Toshihisa Nemoto
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Grant

    Starters for internal combustion engine
    • Patent number 6,679,216
    • Issue date Jan 20, 2004
    • Maruyama Mfg., Co., Inc.
    • Toshihisa Nemoto
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS

Patents Applicationslast 30 patents

  • Information Patent Application

    PRESSURE ACTUATED DIAPHRAGM PUMP
    • Publication number 20250059966
    • Publication date Feb 20, 2025
    • Maruyama Mfg. Co., Inc.
    • Yushi MARUYAMA
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    TWO-STROKE ENGINE WITH CRANKCASE FUEL INJECTOR
    • Publication number 20240426266
    • Publication date Dec 26, 2024
    • Maruyama Mfg. Co., Inc.
    • Terutaka YASUDA
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    PRESSURE REGULATING VALVE WITH PISTON
    • Publication number 20240369148
    • Publication date Nov 7, 2024
    • Maruyama Mfg. Co., Inc.
    • Nobuo Tojo
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    RECIPROCATING PUMP
    • Publication number 20240209853
    • Publication date Jun 27, 2024
    • Maruyama Mfg. Co., Inc.
    • Atsushi SHIBASAKI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SEAL STRUCTURE FOR RECIPROCATING PUMP WITH CYLINDRICAL COLLAR PORTION
    • Publication number 20240141889
    • Publication date May 2, 2024
    • Maruyama Mfg. Co., Inc.
    • Nobuo TOJO
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SEAL STRUCTURE WITH ANNULAR PACKING
    • Publication number 20240003422
    • Publication date Jan 4, 2024
    • Maruyama Mfg. Co., Inc.
    • Nobuo Tojo
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    DIAPHRAGM PUMP
    • Publication number 20230392590
    • Publication date Dec 7, 2023
    • Maruyama Mfg. Co., Inc.
    • Yushi MARUYAMA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FUEL PRESSURIZATION DEVICE
    • Publication number 20230383714
    • Publication date Nov 30, 2023
    • Maruyama Mfg. Co., Inc.
    • Koichi SHINOTSUKA
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    RECIPROCATING PUMP
    • Publication number 20180163719
    • Publication date Jun 14, 2018
    • Maruyama Mfg. Co., Inc.
    • Nobuo Tojo
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    BACKPACK TYPE BLOWING APPARATUS
    • Publication number 20170238471
    • Publication date Aug 24, 2017
    • Maruyama Mfg. Co., Inc.
    • Yoichi ISHIKAWA
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Application

    CHOKE VALVE STRUCTURE
    • Publication number 20170167412
    • Publication date Jun 15, 2017
    • Maruyama Mfg. Co., Inc.
    • Yoichi ISHIKAWA
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    RECIPROCATING PUMP
    • Publication number 20170058890
    • Publication date Mar 2, 2017
    • Maruyama Mfg. Co., Inc.
    • Takayuki KANEKO
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    TWO-CYCLE ENGINE
    • Publication number 20160258384
    • Publication date Sep 8, 2016
    • Maruyama Mfg. Co., Inc.
    • Terutaka Yasuda
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    RECIPROCATING PUMP
    • Publication number 20130309112
    • Publication date Nov 21, 2013
    • Maruyama Mfg. Co., Inc.
    • Toshiro Nakanishi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    TWO-CYCLE ENGINE
    • Publication number 20130239933
    • Publication date Sep 19, 2013
    • Maruyama Mfg. Co., Inc.
    • Terutaka Yasuda
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    PORTABLE AIR BLOWER
    • Publication number 20130047371
    • Publication date Feb 28, 2013
    • Maruyama Mfg. Co., Inc.
    • Shigeki Namekata
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Application

    BACKPACK TYPE WORKING MACHINE
    • Publication number 20120080468
    • Publication date Apr 5, 2012
    • Maruyama Mfg. Co., Inc.
    • Takeo Miyamoto
    • A45 - HAND OR TRAVELLING ARTICLES
  • Information Patent Application

    CHAIN SAW
    • Publication number 20110179653
    • Publication date Jul 28, 2011
    • Maruyama Mfg. Co., Inc.
    • Minoru Araki
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Application

    RECIPROCATING PUMP
    • Publication number 20110027106
    • Publication date Feb 3, 2011
    • Maruyama Mfg. Co., Inc.
    • Tetsunari Ochiai
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    TWO-STROKE ENGINE
    • Publication number 20100139637
    • Publication date Jun 10, 2010
    • Maruyama Mfg. Co., Inc.
    • Terutaka Yasuda
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    PORTABLE BLOWER GRIP
    • Publication number 20100000053
    • Publication date Jan 7, 2010
    • Maruyama Mfg. Co., Inc.
    • Keiichi Moriya
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    RECIPROCATING PUMP
    • Publication number 20090257897
    • Publication date Oct 15, 2009
    • Maruyama Mfg. Co., Inc.
    • Nobuo Tojo
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    RECIPROCATING PUMP
    • Publication number 20090123303
    • Publication date May 14, 2009
    • Maruyama Mfg. Co., Inc.
    • Toshiaki Ohnishi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Reciprocating pump
    • Publication number 20080131299
    • Publication date Jun 5, 2008
    • Maruyama Mfg. Co., Inc.
    • Toshiro Nakanishi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Reciprocating pump apparatus
    • Publication number 20070237651
    • Publication date Oct 11, 2007
    • Maruyama Mfg. Co., Inc.
    • Nobuo Tojo
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Impeller for centrifugal blower
    • Publication number 20060222498
    • Publication date Oct 5, 2006
    • Maruyama Mfg. Co., Inc.
    • Kazuhiro Yoshida
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Two-stroke engine
    • Publication number 20050183679
    • Publication date Aug 25, 2005
    • Maruyama Mfg. Co., Inc.
    • Terutaka Yasuda
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS

Trademarklast 30 trademarks

  • Information Trademark

    79364627 - M MARUYAMA
    • Serial number 79364627
    • Registration number 7431052
    • Filing date Dec 21, 2022
    • MARUYAMA MFG. CO., INC.
    • 7 - Machines and machine tools
  • Information Trademark

    78113096 - REVERSE START
    • Serial number 78113096
    • Filing date Mar 7, 2002
    • Maruyama Mfg. Co., Inc.
    • 7 - Machines and machine tools
  • Information Trademark

    75871722 - BIG M
    • Serial number 75871722
    • Registration number 2756561
    • Filing date Dec 15, 1999
    • Maruyama Mfg. Co., Inc.
    • 7 - Machines and machine tools
  • Information Trademark

    74608291 - M
    • Serial number 74608291
    • Filing date Dec 8, 1994
    • Maruyama Mfg. Co., Inc.
    • 7 - Machines and machine tools
  • Information Trademark

    74590293 - M LINE
    • Serial number 74590293
    • Registration number 2088010
    • Filing date Oct 25, 1994
    • Maruyama Mfg. Co., Inc.
    • 7 - Machines and machine tools
  • Information Trademark

    74590292 - M-LINE
    • Serial number 74590292
    • Registration number 2041055
    • Filing date Oct 25, 1994
    • Maruyama Mfg. Co., Inc.
    • 7 - Machines and machine tools
  • Information Trademark

    74122943 - MARU-MATIC
    • Serial number 74122943
    • Registration number 1745063
    • Filing date Dec 13, 1990
    • MARUYAMA MFG. CO., INC.
    • 7 - Machines and machine tools