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Hiroshi Nishikawa

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  • Gunma, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Heating/cooling system
    • Patent number 7,251,950
    • Issue date Aug 7, 2007
    • Sanyo Electric Co., Ltd.
    • Kenzo Matsumoto
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Heating/cooling system
    • Patent number 7,228,700
    • Issue date Jun 12, 2007
    • Sanyo Electric Co., Ltd.
    • Kenzo Matsumoto
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Multi-cylinder compressor having plural intake ports in a bearing p...
    • Patent number 6,846,164
    • Issue date Jan 25, 2005
    • Sanyo Electric Co., Ltd.
    • Takashi Harako
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Reciprocating compressor
    • Patent number 6,692,239
    • Issue date Feb 17, 2004
    • Sanyo Electric Co., Ltd.
    • Takahiro Nishikawa
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compression apparatus
    • Patent number 6,688,854
    • Issue date Feb 10, 2004
    • Sanyo Electric Co., LTD
    • Yasuo Sakamoto
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Reciprocating parallel flow compressor with discharge muffler
    • Patent number 6,666,657
    • Issue date Dec 23, 2003
    • Sanyo Electric Co., Ltd.
    • Takahiro Nishikawa
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Flywheel attachment for a compressor motor
    • Patent number 6,666,659
    • Issue date Dec 23, 2003
    • Sanyo Electric Co., Ltd.
    • Takahiro Nishikawa
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Reciprocating compressor
    • Patent number 6,589,024
    • Issue date Jul 8, 2003
    • Sanyo Electric Co., Ltd.
    • Takahiro Nishikawa
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Stirling refrigerator
    • Patent number 6,546,738
    • Issue date Apr 15, 2003
    • Sanyo Electric Co., LTD
    • Hiroshi Sekiya
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Compression apparatus
    • Patent number 6,547,534
    • Issue date Apr 15, 2003
    • Sanyo Electric Co., LTD
    • Yasuo Sakamoto
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Multistage high pressure compressor
    • Patent number 6,431,840
    • Issue date Aug 13, 2002
    • Sanyo Electric Co., Ltd.
    • Denji Mashimo
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

  • Information Patent Application

    Heating/cooling system
    • Publication number 20050178141
    • Publication date Aug 18, 2005
    • SANYO ELECTRIC CO., LTD.
    • Kenzo Matsumoto
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    Heating/cooling system
    • Publication number 20050166626
    • Publication date Aug 4, 2005
    • SANYO ELECTRIC CO., LTD.
    • Kenzo Matsumoto
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    Compression apparatus
    • Publication number 20030082058
    • Publication date May 1, 2003
    • SANYO ELECTRIC CO., LTD.
    • Yasuo Sakamoto
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Reciprocating compressor
    • Publication number 20030031574
    • Publication date Feb 13, 2003
    • Takahiro Nishikawa
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Reciprocating compressor
    • Publication number 20030026709
    • Publication date Feb 6, 2003
    • Takahiro Nishikawa
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Reciprocating compressor
    • Publication number 20030026710
    • Publication date Feb 6, 2003
    • Takahiro Nishikawa
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Stirling refrigerator
    • Publication number 20030019217
    • Publication date Jan 30, 2003
    • Hiroshi Sekiya
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Multi-cylinder compressor
    • Publication number 20020155006
    • Publication date Oct 24, 2002
    • Takashi Harako
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Reciprocating compressor
    • Publication number 20020012592
    • Publication date Jan 31, 2002
    • Takahiro Nishikawa
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...