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Tomohiro Maekawa

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  • Kanagawa, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Extruded resin film and method for producing the same
    • Patent number 9,498,912
    • Issue date Nov 22, 2016
    • Sumitomo Chemical Company, Limited
    • Tomohiro Maekawa
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Light-diffusing polycarbonate resin composition
    • Patent number 7,423,094
    • Issue date Sep 9, 2008
    • Sumitomo Chemical Company, Limited
    • Toyohiro Hamamatsu
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Resin composition and molded article thereof
    • Patent number 7,226,970
    • Issue date Jun 5, 2007
    • Sumitomo Chemical Company, Limited
    • Tomohiro Maekawa
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Printer
    • Patent number 7,140,795
    • Issue date Nov 28, 2006
    • Sony Corporation
    • Atsushi Shiraishi
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Printer
    • Patent number 7,104,714
    • Issue date Sep 12, 2006
    • Sony Corporation
    • Tomohiro Maekawa
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Printer
    • Patent number 6,988,844
    • Issue date Jan 24, 2006
    • Sony Corporation
    • Tomohiro Maekawa
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Gear, reduction gear combination and electric power steering apparatus
    • Patent number 6,988,582
    • Issue date Jan 24, 2006
    • Koyo Seiko Co., Ltd.
    • Etsurou Kitami
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Printer
    • Patent number 6,984,085
    • Issue date Jan 10, 2006
    • Sony Corporation
    • Tomohiro Maekawa
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Printer
    • Patent number 6,976,800
    • Issue date Dec 20, 2005
    • Sony Corporation
    • Tomohiro Maekawa
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Printer
    • Patent number 6,971,810
    • Issue date Dec 6, 2005
    • Sony Corporation
    • Tomohiro Maekawa
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Printer
    • Patent number 6,960,038
    • Issue date Nov 1, 2005
    • Sony Corporation
    • Tomohiro Maekawa
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Printer
    • Patent number 6,957,922
    • Issue date Oct 25, 2005
    • Sony Corporation
    • Tomohiro Maekawa
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Printer
    • Patent number 6,955,487
    • Issue date Oct 18, 2005
    • Sony Corporation
    • Tomohiro Maekawa
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Printer
    • Patent number 6,945,720
    • Issue date Sep 20, 2005
    • Sony Corporation
    • Tomohiro Maekawa
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Worm speed change apparatus and electric power steering apparatus
    • Patent number 6,925,902
    • Issue date Aug 9, 2005
    • Koyo Seiko Co., Ltd.
    • Etsurou Kitami
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Laminated extruded resin sheet
    • Patent number 6,908,670
    • Issue date Jun 21, 2005
    • Sumitomo Chemical Company, Limited
    • Tomohiro Maekawa
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Resin composition, molded article and laminated plate using the same
    • Patent number 6,723,772
    • Issue date Apr 20, 2004
    • Sumitomo Chemical Company, Limited
    • Tomohiro Maekawa
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Steering locking device
    • Patent number 6,722,168
    • Issue date Apr 20, 2004
    • Koyo Seiko Co., Ltd.
    • Etsurou Kitami
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Process for producing a methyl methacrylate-based resin article
    • Patent number 6,713,004
    • Issue date Mar 30, 2004
    • Sumitomo Chemical Company, Limited
    • Tomohiro Maekawa
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Electric power steering device equipped with anti-theft function an...
    • Patent number 6,705,422
    • Issue date Mar 16, 2004
    • Koyo Seiko Co., Ltd.
    • Tomohiro Maekawa
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Methyl methacrylate resin composition and molded article thereof
    • Patent number 6,433,044
    • Issue date Aug 13, 2002
    • Sumitomo Chemical Company, Limited
    • Tomohiro Maekawa
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Electric power steering apparatus
    • Patent number 6,431,601
    • Issue date Aug 13, 2002
    • Koyo Seiko Co., Ltd.
    • Tomohiro Maekawa
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Picture reading apparatus
    • Patent number 6,118,477
    • Issue date Sep 12, 2000
    • Sony Corporation
    • Masahide Maruyama
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Light diffusing laminated resin sheet
    • Patent number 6,042,945
    • Issue date Mar 28, 2000
    • Sumitomo Chemical Company Limited
    • Tomohiro Maekawa
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Film scanning apparatus using plural film feed speeds and sampling...
    • Patent number 5,949,479
    • Issue date Sep 7, 1999
    • Sony Corporation
    • Masahide Maruyama
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Information processing apparatus for displaying a plurality of mode...
    • Patent number 5,838,324
    • Issue date Nov 17, 1998
    • Canon Kabushiki Kaisha
    • Tomohiro Maekawa
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Printer
    • Patent number 5,544,965
    • Issue date Aug 13, 1996
    • Sony Corporation
    • Hitoshi Kamoda
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Apparatus and method for video printing
    • Patent number 5,531,527
    • Issue date Jul 2, 1996
    • Sony Corporation
    • Tomohiro Maekawa
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Apparatus and method for printing
    • Patent number 5,447,382
    • Issue date Sep 5, 1995
    • Sony Corporation
    • Yasuji Yui
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Device for identifying an ink ribbon cartridge used in a printer
    • Patent number 5,385,416
    • Issue date Jan 31, 1995
    • Sony Corporation
    • Tomohiro Maekawa
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Patents Applicationslast 30 patents

  • Information Patent Application

    METHOD FOR PRODUCING EXTRUDED RESIN SHEET
    • Publication number 20090179344
    • Publication date Jul 16, 2009
    • Sumitomo Chemical Company, Limited
    • Tomohiro MAEKAWA
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    METHOD FOR PRODUCING EXTRUDED RESIN SHEET
    • Publication number 20090166917
    • Publication date Jul 2, 2009
    • Sumitomo Chemical Company, Limited
    • Tomohiro MAEKAWA
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    METHOD FOR PRODUCING EXTRUDED RESIN SHEET
    • Publication number 20090146337
    • Publication date Jun 11, 2009
    • Sumitomo Chemical Company, Limited
    • Tomohiro MAEKAWA
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    EXTRUDED RESIN FILM AND METHOD FOR PRODUCING THE SAME
    • Publication number 20090136733
    • Publication date May 28, 2009
    • SUMITOMO CHEMICAL COMPANY, LIMITED
    • Tomohiro MAEKAWA
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    LAMINATE FILM
    • Publication number 20080199675
    • Publication date Aug 21, 2008
    • Sumitomo Chemical Company, Limited
    • Koji Koyama
    • B32 - LAYERED PRODUCTS
  • Information Patent Application

    PRINTER APPARATUS AND METHOD FOR CORRECTING POSITION OF SHEET
    • Publication number 20080124163
    • Publication date May 29, 2008
    • SONY CORPORATION
    • Toshiyasu Morimoto
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    RESIN SHEET FOR TRANSMISSIVE SCREEN
    • Publication number 20070177262
    • Publication date Aug 2, 2007
    • Sumitomo Chemical Company, Limited
    • Tomohiro Maekawa
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    Polycarbonate resin light diffusion plate
    • Publication number 20060110115
    • Publication date May 25, 2006
    • Sumitomo Chemical Company, Limited
    • Toyohiro Hamamatsu
    • G02 - OPTICS
  • Information Patent Application

    Light-diffusing polycarbonate resin composition
    • Publication number 20060069215
    • Publication date Mar 30, 2006
    • Sumitomo Chemical Company, Limited
    • Toyohiro Hamamatsu
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    Light diffusing plate
    • Publication number 20060068171
    • Publication date Mar 30, 2006
    • Sumitomo Chemical Company, Limited
    • Tomohiro Maekawa
    • G02 - OPTICS
  • Information Patent Application

    Printer
    • Publication number 20060056901
    • Publication date Mar 16, 2006
    • Atsushi Shiraishi
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Application

    Resin plate
    • Publication number 20060051704
    • Publication date Mar 9, 2006
    • Sumitomo Chemical Company, Limited
    • Tomohiro Maekawa
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    PRINTER
    • Publication number 20050186011
    • Publication date Aug 25, 2005
    • Sony Corporation
    • Tomohiro Maekawa
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    Printer
    • Publication number 20050186012
    • Publication date Aug 25, 2005
    • Sony Corporation
    • Tomohiro Maekawa
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    Printer
    • Publication number 20050180801
    • Publication date Aug 18, 2005
    • Sony Corporation
    • Tomohiro Maekawa
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    PRINTER
    • Publication number 20050180799
    • Publication date Aug 18, 2005
    • Sony Corporation
    • Tomohiro Maekawa
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    Printer
    • Publication number 20050180802
    • Publication date Aug 18, 2005
    • Sony Corporation
    • Tomohiro Maekawa
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    Printer
    • Publication number 20050180798
    • Publication date Aug 18, 2005
    • Sony Corporation
    • Tomohiro Maekawa
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    Printer
    • Publication number 20050180803
    • Publication date Aug 18, 2005
    • Sony Corporation
    • Tomohiro Maekawa
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    Printer
    • Publication number 20050180800
    • Publication date Aug 18, 2005
    • Sony Corporation
    • Tomohiro Maekawa
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    Resin composition and molded article thereof
    • Publication number 20040192854
    • Publication date Sep 30, 2004
    • Sumitomo Chemical Company, Limited
    • Tomohiro Maekawa
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    Resin plate
    • Publication number 20040191550
    • Publication date Sep 30, 2004
    • Sumitomo Chemical Company, Limited
    • Tomohiro Maekawa
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    Gear, reduction gear combination and electric power steering apparatus
    • Publication number 20040084865
    • Publication date May 6, 2004
    • Koyo Seiko Co.,Ltd.
    • Etsurou Kitami
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    Laminated resin plate
    • Publication number 20030228481
    • Publication date Dec 11, 2003
    • Sumitomo Chemical Company, Limited
    • Tomohiro Maekawa
    • B32 - LAYERED PRODUCTS
  • Information Patent Application

    Printer
    • Publication number 20030132997
    • Publication date Jul 17, 2003
    • Tomohiro Maekawa
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    Resin composition, molded article and laminated plate using the same
    • Publication number 20030088001
    • Publication date May 8, 2003
    • Sumitomo Chemical Company, Limited
    • Tomohiro Maekawa
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    Worm speed change apparatus and electric power steering apparatus
    • Publication number 20030070866
    • Publication date Apr 17, 2003
    • Etsurou Kitami
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    Steering locking device
    • Publication number 20030041635
    • Publication date Mar 6, 2003
    • Etsurou Kitami
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    Electric power steering device equipped with anti-theft function an...
    • Publication number 20030042065
    • Publication date Mar 6, 2003
    • Koyo Seiko Co., Ltd.
    • Tomohiro Maekawa
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    Methyl methacrylate resin composition and molded article thereof
    • Publication number 20020032285
    • Publication date Mar 14, 2002
    • Sumitomo Chemical Company, Limited
    • Tomohiro Maekawa
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...