Patents by Inventor Tamotsu Sawada

Tamotsu Sawada has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 8919876
    Abstract: A vehicle seat includes a seat cushion frame which comprises a pair of side frames and a front cross member located on a front side of the vehicle seat, the front cross member extending between the side frames and at least one leg support member is connected to the front cross member, and is arranged vehicle forward of the front cross member, wherein the at least one leg support member comprises at least a portion having a strength lower than a strength of the front cross member.
    Type: Grant
    Filed: December 2, 2009
    Date of Patent: December 30, 2014
    Assignee: Nissan Motor Co., Ltd.
    Inventor: Tamotsu Sawada
  • Patent number: 8845019
    Abstract: A folding type seat of the present invention includes a body section supporting bracket, supporting a body section of a reclining mechanism, and a passive section supporting bracket, supporting a passive section of the reclining mechanism, which are located inward of external surfaces of a seat cushion or a seat back at positions spaced therefrom by predetermined distances. At least one of the brackets is provided with an impact absorbing section, which is caused to deform for absorbing impact energy imparted to a vehicle.
    Type: Grant
    Filed: March 27, 2009
    Date of Patent: September 30, 2014
    Assignee: Nissan Motor Co., Ltd.
    Inventor: Tamotsu Sawada
  • Patent number: 7959232
    Abstract: A seat frame structure includes a seat cushion frame, a seat back frame, and a connecting bracket connecting the seat cushion frame to the seat back frame. The seat cushion frame includes a first beam portion having an internal space in at least one of a left/right side edge portion. The seat back frame includes a second beam portion having an internal space in at least one of a left/right side edge portion. The connecting bracket includes a first arm portion inserted into the internal space of the first beam portion and connected to the first beam portion and a second arm portion inserted into the internal space of the second beam portion and connected to the second beam portion.
    Type: Grant
    Filed: May 11, 2007
    Date of Patent: June 14, 2011
    Assignee: Nissan Motor Co., Ltd.
    Inventors: Tamotsu Sawada, Mitsugu Udagawa
  • Publication number: 20110074189
    Abstract: A folding type seat of the present invention includes a body section supporting bracket, supporting a body section of a reclining mechanism, and a passive section supporting bracket, supporting a passive section of the reclining mechanism, which are located inward of external surfaces of a seat cushion or a seat back at positions spaced therefrom by predetermined distances. At least one of the brackets is provided with an impact absorbing section, which is caused to deform for absorbing impact energy imparted to a vehicle.
    Type: Application
    Filed: March 27, 2009
    Publication date: March 31, 2011
    Inventor: Tamotsu Sawada
  • Publication number: 20100140986
    Abstract: A vehicle seat includes a seat cushion frame which comprises a pair of side frames and a front cross member located on a front side of the vehicle seat, the front cross member extending between the side frames and at least one leg support member is connected to the front cross member, and is arranged vehicle forward of the front cross member, wherein the at least one leg support member comprises at least a portion having a strength lower than a strength of the front cross member.
    Type: Application
    Filed: December 2, 2009
    Publication date: June 10, 2010
    Applicant: NISSAN MOTOR CO., LTD.
    Inventor: Tamotsu Sawada
  • Publication number: 20070262630
    Abstract: A seat frame structure includes a seat cushion frame, a seat back frame, and a connecting bracket connecting the seat cushion frame to the seat back frame. The seat cushion frame includes a first beam portion having an internal space in at least one of a left/right side edge portion. The seat back frame includes a second beam portion having an internal space in at least one of a left/right side edge portion. The connecting bracket includes a first arm portion inserted into the internal space of the first beam portion and connected to the first beam portion and a second arm portion inserted into the internal space of the second beam portion and connected to the second beam portion.
    Type: Application
    Filed: May 11, 2007
    Publication date: November 15, 2007
    Applicant: Nissan Motor Co., Ltd.
    Inventors: Tamotsu Sawada, Mitsugu Udagawa