Patents by Inventor Tomoo Kiyokawa

Tomoo Kiyokawa 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: 9248734
    Abstract: A working vehicle, including: an engine housed inside a bonnet of a front part of a vehicle-body; a purification processing device which performs purification processing of exhaust gas that is discharged from the engine; and an exhaust member which discharges the exhaust gas that is discharged from the purification processing device, to an atmosphere, wherein the exhaust member has: a first exhaust part which protrudes from the bonnet to one side in a vehicle-width direction; a second exhaust part which communicates with an end part of the first exhaust part, and is disposed in an up-and-down direction of the vehicle-body; and a third exhaust part which communicates with an end part of the second exhaust part, and protrudes to the one side in the vehicle-width direction, and a height of an exhaust port of the third exhaust part is lower than a height of a floor of an operator seat.
    Type: Grant
    Filed: October 21, 2014
    Date of Patent: February 2, 2016
    Assignee: ISEKI & CO., LTD.
    Inventor: Tomoo Kiyokawa
  • Patent number: 9056548
    Abstract: Systems and methods are disclosed for improving operability of a work vehicle. In accordance with one implementation, a work vehicle is disclosed. The work vehicle includes a first PTO shaft and a second PTO shaft, the first and second PTO shafts being removably mounted to a vehicle body rear structure and fitted to a power receiving unit on an implement side. The work vehicle also includes a PTO drive mechanism comprising a PTO transmission mechanism, the PTO drive mechanism transmitting rotational power from a power source to the first PTO shaft, and a storage unit storing the second PTO shaft. The work vehicle further includes a PTO transmission operation lever allowing a transmission operation to be performed on the PTO transmission mechanism, wherein the PTO transmission operation lever and the storage unit are provided in the vehicle body rear structure.
    Type: Grant
    Filed: September 13, 2013
    Date of Patent: June 16, 2015
    Assignee: ISEKI & CO., LTD.
    Inventors: Tomoo Kiyokawa, Noboru Sagawa, Fumiaki Nishikawa, Tatsuzo Murakami
  • Publication number: 20150114747
    Abstract: A working vehicle, including: an engine housed inside a bonnet of a front part of a vehicle-body; a purification processing device which performs purification processing of exhaust gas that is discharged from the engine; and an exhaust member which discharges the exhaust gas that is discharged from the purification processing device, to an atmosphere, wherein the exhaust member has: a first exhaust part which protrudes from the bonnet to one side in a vehicle-width direction; a second exhaust part which communicates with an end part of the first exhaust part, and is disposed in an up-and-down direction of the vehicle-body; and a third exhaust part which communicates with an end part of the second exhaust part, and protrudes to the one side in the vehicle-width direction, and a height of an exhaust port of the third exhaust part is lower than a height of a floor of an operator seat.
    Type: Application
    Filed: October 21, 2014
    Publication date: April 30, 2015
    Applicant: ISEKI & CO., LTD.
    Inventor: Tomoo KIYOKAWA
  • Patent number: 8931586
    Abstract: A working vehicle includes a joy-stick lever which operates a front loader, and a main change lever etc., wherein a right side dashboard is located in the right side of the driver's seat, the forward end step part is located beside the steering wheel, and is provided with the joy-stick lever, a grip part of the main change lever is disposed at a lower position than the steering wheel, a grip part of the position lever is disposed at an outside position of the grip part of the main change lever on a plan view, and a grip part of the joy-stick lever is disposed at a front side position of the grip part of the main change lever on a plan view, and is disposed in a range of a height of the steering wheel on a side view.
    Type: Grant
    Filed: July 29, 2013
    Date of Patent: January 13, 2015
    Assignee: Iseki & Co., Ltd.
    Inventors: Takashi Wakino, Tomoo Kiyokawa, Satoru Kinoshita, Noboru Sagawa, Takanori Izutani
  • Publication number: 20140076073
    Abstract: Systems and methods are disclosed for improving operability of a work vehicle. In accordance with one implementation, a work vehicle is disclosed. The work vehicle includes a first PTO shaft and a second PTO shaft, the first and second PTO shafts being removably mounted to a vehicle body rear structure and fitted to a power receiving unit on an implement side. The work vehicle also includes a PTO drive mechanism comprising a PTO transmission mechanism, the PTO drive mechanism transmitting rotational power from a power source to the first PTO shaft, and a storage unit storing the second PTO shaft. The work vehicle further includes a PTO transmission operation lever allowing a transmission operation to be performed on the PTO transmission mechanism, wherein the PTO transmission operation lever and the storage unit are provided in the vehicle body rear structure.
    Type: Application
    Filed: September 13, 2013
    Publication date: March 20, 2014
    Inventors: Tomoo Kiyokawa, Noboru Sagawa, Fumiaki Nishikawa, Tatsuzo Murakami
  • Publication number: 20140056676
    Abstract: A working vehicle includes a joy-stick lever which operates a front loader, and a main change lever etc., wherein a right side dashboard is located in the right side of the driver's seat, the forward end step part is located beside the steering wheel, and is provided with the joy-stick lever, a grip part of the main change lever is disposed at a lower position than the steering wheel, a grip part of the position lever is disposed at an outside position of the grip part of the main change lever on a plan view, and a grip part of the joy-stick lever is disposed at a front side position of the grip part of the main change lever on a plan view, and is disposed in a range of a height of the steering wheel on a side view.
    Type: Application
    Filed: July 29, 2013
    Publication date: February 27, 2014
    Applicant: ISEKI & CO., LTD.
    Inventors: Takashi WAKINO, Tomoo KIYOKAWA, Satoru KINOSHITA, Noboru SAGAWA, Takanori IZUTANI
  • Patent number: D577921
    Type: Grant
    Filed: December 14, 2007
    Date of Patent: October 7, 2008
    Assignees: Namba Press Works Co., Ltd., Iseki & Co., Ltd.
    Inventors: Katsumi Tanaka, Nobuyuki Yamaguchi, Kazunori Fukuchi, Tomoo Kiyokawa