Patents by Inventor Tomofumi Fukunaga

Tomofumi Fukunaga 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).

  • Vehicle with cabin
    Patent number: 8491041
    Abstract: A vehicle with a cabin comprises a vehicle body supported by a plurality of wheels; a cabin bracket supported by the vehicle body; an elastic member for supporting the cabin, disposed between the cabin and the cabin bracket; and a weight member attached to a plate-shaped member of the cabin.
    Type: Grant
    Filed: April 1, 2010
    Date of Patent: July 23, 2013
    Assignee: Kubota Corporation
    Inventors: Tomofumi Fukunaga, Yutaka Kitano, Kenichi Aoyama
  • Tractor
    Patent number: 8419061
    Abstract: A tractor includes a ROPS frame having right and left leg portions connected to either a transmission case or rear axle cases, a front frame connected to a portion of the transmission case forwardly of the ROPS frame and extending in the right/left direction, a right attaching frame connected to and between the right leg portion of the ROPS frame and a right side portion of the front frame and extending in the fore/aft direction, a left attaching frame connected to and between the left leg portion of the ROPS frame and a left side portion of the front frame and extending in the fore/aft direction, and right and left fenders. The right fender is attached to the right attaching frame and the left fender is attached to the left attaching frame.
    Type: Grant
    Filed: March 21, 2011
    Date of Patent: April 16, 2013
    Assignee: Kubota Corporation
    Inventors: Tomofumi Fukunaga, Yutaka Kitano
  • Vehicle with cabin
    Patent number: 8104826
    Abstract: A vehicle with a cabin comprises a vehicle body supported by a plurality of wheels; a cabin bracket supported by the vehicle body; an elastic member for supporting the cabin, disposed between the cabin and the cabin bracket; and a weight member attached to a plate-shaped member of the cabin.
    Type: Grant
    Filed: April 6, 2010
    Date of Patent: January 31, 2012
    Assignee: Kubota Corporation
    Inventors: Tomofumi Fukunaga, Yutaka Kitano, Kenichi Aoyama
  • Tractor
    Publication number: 20110233909
    Abstract: A tractor includes a ROPS frame having right and left leg portions connected to either a transmission case or rear axle cases, a front frame connected to a portion of the transmission case forwardly of the ROPS frame and extending in the right/left direction, a right attaching frame connected to and between the right leg portion of the ROPS frame and a right side portion of the front frame and extending in the fore/aft direction, a left attaching frame connected to and between the left leg portion of the ROPS frame and a left side portion of the front frame and extending in the fore/aft direction, and right and left fenders. The right fender is attached to the right attaching frame and the left fender is attached to the left attaching frame.
    Type: Application
    Filed: March 21, 2011
    Publication date: September 29, 2011
    Applicant: KUBOTA CORPORATION
    Inventors: Tomofumi Fukunaga, Yutaka Kitano
  • Vehicle With Cabin
    Publication number: 20100253115
    Abstract: A vehicle with a cabin comprises a vehicle body supported by a plurality of wheels; a cabin bracket supported by the vehicle body; an elastic member for supporting the cabin, disposed between the cabin and the cabin bracket; and a weight member attached to a plate-shaped member of the cabin.
    Type: Application
    Filed: April 1, 2010
    Publication date: October 7, 2010
    Applicant: Kubota Corporation
    Inventors: Tomofumi Fukunaga, Yutaka Kitano, Kenichi Aoyama
  • Vehicle With Cabin
    Publication number: 20100244488
    Abstract: A vehicle with a cabin comprises a vehicle body supported by a plurality of wheels; a cabin bracket supported by the vehicle body; an elastic member for supporting the cabin, disposed between the cabin and the cabin bracket; and a weight member attached to a plate-shaped member of the cabin.
    Type: Application
    Filed: April 6, 2010
    Publication date: September 30, 2010
    Applicant: Kubota Corporation
    Inventors: Tomofumi Fukunaga, Yutaka Kitano, Kenichi Aoyama
  • Vehicle with cabin
    Patent number: 7703840
    Abstract: A vehicle with a cabin comprises a vehicle body supported by a plurality of wheels; a cabin bracket supported by the vehicle body; an elastic member for supporting the cabin, disposed between the cabin and the cabin bracket; and a weight member attached to a plate-shaped member of the cabin.
    Type: Grant
    Filed: March 19, 2008
    Date of Patent: April 27, 2010
    Assignee: Kubota Corporation
    Inventors: Tomofumi Fukunaga, Yutaka Kitano, Kenichi Aoyama
  • Vehicle with Cabin
    Publication number: 20080252102
    Abstract: A vehicle with a cabin comprises a vehicle body supported by a plurality of wheels; a cabin bracket supported by the vehicle body; an elastic member for supporting the cabin, disposed between the cabin and the cabin bracket; and a weight member attached to a plate-shaped member of the cabin.
    Type: Application
    Filed: March 19, 2008
    Publication date: October 16, 2008
    Applicant: Kubota Corporation
    Inventors: Tomofumi Fukunaga, Yutaka Kitano, Kenichi Aoyama
  • Sound insulation structure for tractor
    Patent number: 7399020
    Abstract: A tractor includes a plurality of wheels; a vehicle body frame supported by the wheels; an engine supported by the vehicle body frame; an engine hood for covering the engine; a cabin disposed rearwardly of the engine hood; an engine hood support frame for supporting the engine hood; wherein a gap is formed between the engine hood and the cabin and a gap is formed between the engine hood support frame and the cabin; an engine side sound insulating wall closing a rearward opening of the engine hood; a cabin side sound insulating wall provided to the cabin in opposition to the engine side sound insulating wall wherein the engine side sound insulating wall and the cabin side sound insulating wall defining a gap therebetween which opens to exterior space outside the cabin.
    Type: Grant
    Filed: March 5, 2007
    Date of Patent: July 15, 2008
    Assignee: Kubota Corporation
    Inventors: Kenichi Aoyama, Yutaka Kitano, Tomofumi Fukunaga
  • Sound insulation structure for tractor
    Publication number: 20080079281
    Abstract: A tractor includes a plurality of wheels; a vehicle body frame supported by the wheels; an engine supported by the vehicle body frame; an engine hood for covering the engine; a cabin disposed rearwardly of the engine hood; an engine hood support frame for supporting the engine hood; wherein a gap is formed between the engine hood and the cabin and a gap is formed between the engine hood support frame and the cabin; an engine side sound insulating wall closing a rearward opening of the engine hood; a cabin side sound insulating wall provided to the cabin in opposition to the engine side sound insulating wall wherein the engine side sound insulating wall and the cabin side sound insulating wall defining a gap therebetween which opens to exterior space outside the cabin.
    Type: Application
    Filed: March 5, 2007
    Publication date: April 3, 2008
    Applicant: Kubota Corporation
    Inventors: Kenichi Aoyama, Yutaka Kitano, Tomofumi Fukunaga