Patents by Inventor Takehiro Sakai

Takehiro Sakai 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: 9058051
    Abstract: A grip comprises a grip body forming a gripping control portion of a manually operable device to be held with the operator's palm and fingers. The grip body includes a ball-receiving surface coming into contact with the ball of the thumb, a palm-receiving surface coming into contact with a middle portion of the palm and the ball of the little finger, a finger-receiving surface coming into contact with the fingers, an open surface positioned between the tips of the fingers and the ball of the thumb for receiving the thumb when the grip body is held, and a switch mounted on a top portion of the grip body to be operable with the thumb.
    Type: Grant
    Filed: August 30, 2010
    Date of Patent: June 16, 2015
    Assignee: Kubota Corporation
    Inventors: Keisuke Miura, Masaaki Ueda, Ikuhiro Uotani, Kenji Kohno, Takehiro Sakai
  • Patent number: 8038202
    Abstract: An operator's section construction for a work vehicle includes an operating device mounted on a vehicle body, a driver's seat mounted on the operating deck, a first operating device provided on one of right and left sides of the operating deck and a second operating device provided on the other of the right and left sides of the operating deck. On an upper face of the operating deck, there are formed a mounting portion for the driver's seat, a mounting portion for the first operating device, and a mounting portion for the second operating device; the driver's seat, the first operating device and the second operating devices being mounted on the respective mounting portions independently of each other.
    Type: Grant
    Filed: March 25, 2009
    Date of Patent: October 18, 2011
    Assignee: Kubota Corporation
    Inventors: Masaaki Ueda, Takehiro Sakai
  • Publication number: 20110048162
    Abstract: A grip comprises a grip body forming a gripping control portion of a manually operable device to be held with the operator's palm and fingers. The grip body includes a ball-receiving surface coming into contact with the ball of the thumb, a palm-receiving surface coming into contact with a middle portion of the palm and the ball of the little finger, a finger-receiving surface coming into contact with the fingers, an open surface positioned between the tips of the fingers and the ball of the thumb for receiving the thumb when the grip body is held, and a switch mounted on a top portion of the grip body to be operable with the thumb.
    Type: Application
    Filed: August 30, 2010
    Publication date: March 3, 2011
    Applicant: KUBOTA CORPORATION
    Inventors: Keisuke Miura, Masaaki Ueda, Ikuhiro Uotani, Kenji Kohno, Takehiro Sakai
  • Patent number: 7735347
    Abstract: An ignition switch device is provided with a switch having a key hole allowing a regular ignition key K to be inserted thereinto, and capable of being rotationally operated in a predetermined direction with the ignition key K inserted to start and stop an engine of an industrial machine, a case covering the switch and formed with an insertion hole allowing the key hole to face the outside, and a main guide shape composed of a groove having a V-shaped cross-section, which is formed on the surface of the case, and extending toward the insertion hole to allow the tip Ka of the ignition key K to be guided to the key hole.
    Type: Grant
    Filed: May 28, 2008
    Date of Patent: June 15, 2010
    Assignees: Asahi Denso Co., Ltd., Kubota Corporation
    Inventors: Akihiko Tsuchikiri, Takehiro Sakai, Masaki Ueda, Keisuke Miura, Hiroshi Kawanami, Ikuhiro Uotani, Yoshiaki Miyahara, Tadayoshi Umemoto
  • Patent number: 7707863
    Abstract: An ignition switch device is provided with a switching device 2 having a key hole 2a, and capable of being rotationally operated in a predetermined direction with an ignition key K inserted to start and stop the engine of an industrial machine, a case 3 covering the switching device 2 and formed with an insertion hole 3b allowing the key hole 2a to face the outside, a shutter 4 rotatable between a closed position where the insertion hole 3b of the case 3 is closed, and an open position where the insertion hole 3b is opened to allow the key hole 2a to face outside, and a protruding portion 7 formed within the range of rotation of the shutter 4 while protruding from the surface 3a of the case 3 and whose protruding end contacts the rear surface 4b of the shutter 4 while the shutter 4 rotates.
    Type: Grant
    Filed: May 28, 2008
    Date of Patent: May 4, 2010
    Assignees: Asahi Denso Co., Ltd., Kubota Corporation
    Inventors: Akihiko Tsuchikiri, Takehiro Sakai, Masaaki Ueda, Keisuke Miura, Hiroshi Kawanami
  • Publication number: 20090243338
    Abstract: An operator's section construction for a work vehicle includes an operating device mounted on a vehicle body, a driver's seat mounted on the operating deck, a first operating device provided on one of right and left sides of the operating deck and a second operating device provided on the other of the right and left sides of the operating deck. On an upper face of the operating deck, there are formed a mounting portion for the driver's seat, a mounting portion for the first operating device, and a mounting portion for the second operating device; the driver's seat, the first operating device and the second operating devices being mounted on the respective mounting portions independently of each other.
    Type: Application
    Filed: March 25, 2009
    Publication date: October 1, 2009
    Applicant: Kubota Corporation
    Inventors: Masaaki Ueda, Takehiro Sakai
  • Patent number: 7591159
    Abstract: An ignition switch device is provided with a switch having a key hole, and capable of being rotationally operated in a predetermined direction with an ignition key inserted to start and stop the engine of an industrial machine, a case covering the switch and formed with an insertion hole allowing the key hole to face the outside, a shutter rotatable between a closed position where the insertion hole of the case is closed, and an open position where the insertion hole is opened to allow the key hole to face outside, and a gutter formed on the surface of the case, and extending toward an outer end of the case while a base end communicates with the insertion hole.
    Type: Grant
    Filed: May 28, 2008
    Date of Patent: September 22, 2009
    Assignees: Asahi Denso Co., Ltd., Kubota Corporation
    Inventors: Akihiko Tsuchikiri, Takehiro Sakai, Masaaki Ueda, Keisuke Miura, Hiroshi Kawanami
  • Publication number: 20080295553
    Abstract: An ignition switch device is provided with a switching means 2 having a key hole 2a, and capable of being rotationally operated in a predetermined direction with an ignition key K inserted to start and stop the engine of an industrial machine, a case 3 covering the switching means 2 and formed with an insertion hole 3b allowing the key hole 2a to face the outside, a shutter 4 rotatable between a closed position where the insertion hole 3b of the case 3 is closed, and an open position where the insertion hole 3b is opened to allow the key hole 2a to face outside, and a gutter 8 formed on the surface 3a of the case 3, and extending toward an outer end of the case 3 while a base end communicates with the insertion hole 3b.
    Type: Application
    Filed: May 28, 2008
    Publication date: December 4, 2008
    Applicants: ASAHI DENSO CO., LTD., KUBOTA CORPORATION
    Inventors: Akihiko Tsuchikiri, Takehiro Sakai, Masaaki Ueda, Keisuke Miura, Hiroshi Kawanami
  • Publication number: 20080295552
    Abstract: An ignition switch device 1 is provided with a switching means 2 having a key hole 2a allowing a regular ignition key K to be inserted thereinto, and capable of being rotationally operated in a predetermined direction with the ignition key K inserted to start and stop an engine of an industrial machine, a case 3 covering the switching means 2 and formed with an insertion hole 3b allowing the key hole 2a to face the outside, and a main guide shape 5 composed of a groove having a V-shaped cross-section, which is formed on the surface 3a of the case 3, and extending toward the insertion hole 3b to allow the tip Ka of the ignition key K to be guided to the key hole 2a.
    Type: Application
    Filed: May 28, 2008
    Publication date: December 4, 2008
    Applicants: ASAHI DENSO CO., LTD., KUBOTA CORPORATION
    Inventors: Akihiko TSUCHIKIRI, Takehiro SAKAI, Masaaki UEDA, Keisuke MIURA, Hiroshi KAWANAMI, Ikuhiro UOTANI, Yoshiaki MIYAHARA, Tadayoshi UMEMOTO
  • Publication number: 20080296468
    Abstract: An ignition switch device is provided with a switching means 2 having a key hole 2a, and capable of being rotationally operated in a predetermined direction with an ignition key K inserted to start and stop the engine of an industrial machine, a case 3 covering the switching means 2 and formed with an insertion hole 3b allowing the key hole 2a to face the outside, a shutter 4 rotatable between a closed position where the insertion hole 3b of the case 3 is closed, and an open position where the insertion hole 3b is opened to allow the key hole 2a to face outside, and a protruding portion 7 formed within the range of rotation of the shutter 4 while protruding from the surface 3a of the case 3 and whose protruding end contacts the rear surface 4b of the shutter 4 while the shutter 4 rotates.
    Type: Application
    Filed: May 28, 2008
    Publication date: December 4, 2008
    Applicants: ASAHI DENSO CO., LTD., KUBOTA CORPORATION
    Inventors: Akihiko TSUCHIKIRI, Takehiro SAKAI, Masaaki UEDA, Keisuke MIURA, Hiroshi KAWANAMI