Patents by Inventor Takahiro Sakiyama

Takahiro Sakiyama 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).

  • Publication number: 20210270075
    Abstract: A first joint portion (9) includes a swage groove (9c) which is formed throughout a whole circumference of an outer circumferential surface, and at least one inclined portion (96) which is formed in a part at a side edge of the swage groove (9c) and is inclined outward in an axial direction from the side edge of the swage groove (9c). In a first housing (6), a swage portion (89) is formed at a place corresponding to the swage groove (9c), where at least the inclined portion (96) is formed.
    Type: Application
    Filed: July 3, 2019
    Publication date: September 2, 2021
    Inventors: Takahiro Sakiyama, Takashi Takizawa, Toshinari Takahashi, Yasuo Otani
  • Patent number: 10669766
    Abstract: An opening/closing body driving device for driving an opening/closing body is provided. The opening/closing body driving device includes: a motor, having a rotation shaft; a screw shaft, being rotated by the rotation shaft; a moving nut, being screwed to the screw shaft and moved in an axial direction of the screw shaft; and a connection part, being provided at the moving nut, wherein an arm for opening and closing the opening/closing body is connected to the connection part. The rotation shaft and the screw shaft are respectively provided on the same axis, and the connection part is provided at a radially outer side of the screw shaft.
    Type: Grant
    Filed: July 4, 2018
    Date of Patent: June 2, 2020
    Assignee: MITSUBA Corporation
    Inventors: Takahiro Sakiyama, Takashi Takizawa
  • Publication number: 20200002992
    Abstract: An actuator and a vehicle door opening/closing actuator are provided. The actuator includes a screw shaft (38) that is driven to rotate by a rotational force of a shaft (14) of a motor part (11); a nut member (58) that is fixed to an inner tube (56) and linked to the screw shaft (38) to move along the axial direction of the screw shaft along with rotation of the screw shaft; and a stopper (60) that is disposed at the other end (38b) of the screw shaft (38) on the side opposite to the motor part to prevent the nut member from coming off the screw shaft. The stopper (60) includes a regulating member (61) that elastically regulates inclination of the screw shaft (38) with respect to the axial direction. The regulating member (61) is constantly in sliding contact with the inner circumferential surface of the inner tube (56).
    Type: Application
    Filed: March 21, 2019
    Publication date: January 2, 2020
    Applicant: MITSUBA Corporation
    Inventors: YOSHITAKA SEKINE, TAKASHI TAKIZAWA, TAKAHIRO SAKIYAMA, MASAMORI MOCHIZUKI
  • Patent number: 10273738
    Abstract: An actuator includes an actuator main body, an operating shaft attached to a tail gate, a vehicle body-side socket that fixes the actuator main body to an attachment surface of a bracket, and a guide part installed between the attachment surface of the bracket and the vehicle body-side socket, wherein the vehicle body-side socket is fixed to the bracket via the guide part, and the guide part restricts rotation of the vehicle body-side socket about an arbitrary straight line crossing a line in a direction normal to the attachment surface.
    Type: Grant
    Filed: August 4, 2017
    Date of Patent: April 30, 2019
    Assignee: Mitsuba Corporation
    Inventors: Takashi Takizawa, Takahiro Sakiyama
  • Publication number: 20190063490
    Abstract: A ball joint includes a support groove. The support groove is formed to allow a support ring to be capable of being displaced to: a support ring expanded diameter position at which an inner diameter of the support ring becomes larger than a diameter of a spherical body in a state where the spherical body is fitted to the fit recess part; and a support ring shrunk diameter position which is positioned closer to an opening of the socket than the support ring expanded diameter position and at which the inner diameter of the support ring becomes smaller than the diameter of the spherical body in a state where the spherical body is fitted to the fit recess part, and a tool insertion hole in which a tool is capable of being inserted and which allow a position that corresponds to the support ring shrunk diameter position of the support groove to communicate with an external surface of a circumferential wall of the socket is formed to penetrate on the circumferential wall of the socket.
    Type: Application
    Filed: August 10, 2018
    Publication date: February 28, 2019
    Inventor: Takahiro Sakiyama
  • Publication number: 20190010746
    Abstract: An opening/closing body driving device for driving an opening/closing body is provided. The opening/closing body driving device includes: a motor, having a rotation shaft; a screw shaft, being rotated by the rotation shaft; a moving nut, being screwed to the screw shaft and moved in an axial direction of the screw shaft; and a connection part, being provided at the moving nut, wherein an arm for opening and closing the opening/closing body is connected to the connection part. The rotation shaft and the screw shaft are respectively provided on the same axis, and the connection part is provided at a radially outer side of the screw shaft.
    Type: Application
    Filed: July 4, 2018
    Publication date: January 10, 2019
    Applicant: MITSUBA Corporation
    Inventors: TAKAHIRO SAKIYAMA, TAKASHI TAKIZAWA
  • Publication number: 20180044965
    Abstract: An actuator includes an actuator main body, an operating shaft attached to a tail gate, a vehicle body-side socket that fixes the actuator main body to an attachment surface of a bracket, and a guide part installed between the attachment surface of the bracket and the vehicle body-side socket, wherein the vehicle body-side socket is fixed to the bracket via the guide part, and the guide part restricts rotation of the vehicle body-side socket about an arbitrary straight line crossing a line in a direction normal to the attachment surface.
    Type: Application
    Filed: August 4, 2017
    Publication date: February 15, 2018
    Inventors: Takashi Takizawa, Takahiro Sakiyama
  • Publication number: 20140006531
    Abstract: To provide a message distribution system capable of keeping a message that offends a reader of the message from being distributed to many users. In a message distribution system, a message input by a user is distributed to one or a plurality of first distribution target users who are selected from among other users, and then distributed to one or a plurality of second distribution target users who are selected from among the other users. A feedback information obtaining unit obtains feedback created by the one or the plurality of first distribution target users on the message. A distribution-target-number control unit controls the number of users who are selected as the one or the plurality of second distribution target users based on the feedback information.
    Type: Application
    Filed: February 1, 2012
    Publication date: January 2, 2014
    Applicant: KONAMI DIGITAL ENTERTAINMENT CO., LTD.
    Inventor: Takahiro Sakiyama
  • Publication number: 20130117073
    Abstract: A price varying unit (32) is varies a current price of purchase target data that is to be purchased by a user. A price determination unit (34) determines, in a case where the first user has purchased the purchase target data, a different price from the current price of the purchase target data which is varied by the price varying unit (32), as a price of the purchase target data which is applied in a case where a second user associated with the first user purchases the purchase target data, based on a price of the purchase target data which was applied in a case where the first user purchased the purchase target data.
    Type: Application
    Filed: January 4, 2012
    Publication date: May 9, 2013
    Applicant: KONAMI DIGITAL ENTERTAINMENT CO., LTD.
    Inventor: Takahiro Sakiyama
  • Patent number: 8425328
    Abstract: A progress-degree storage section (202) stores the degree of progress of a game. An input receiving section (203) receives the input of instruction operations. A game progressing section (204) causes the game to progress according to the instruction operations. A progress-degree update section (205) updates the degree of the progress in such a manner that the degree of the progress advances with the elapse of time from when the reception of input of an instruction operation is ended until the reception of input of the next instruction operation is started, and the difference between the degrees of progress stored in all terminal devices (201) becomes small and stops the update of the degree of the progress between the start and end of the reception of the input of the instruction operation. An image display section (206) displays an image of the game associated with the degree of the progress stored.
    Type: Grant
    Filed: March 23, 2010
    Date of Patent: April 23, 2013
    Assignee: Konami Digital Entertainment Co., Ltd.
    Inventor: Takahiro Sakiyama
  • Publication number: 20120015728
    Abstract: A progress-degree storage section (202) stores the degree of progress of a game. An input receiving section (203) receives the input of instruction operations. A game progressing section (204) causes the game to progress according to the instruction operations. A progress-degree update section (205) updates the degree of the progress in such a manner that the degree of the progress advances with the elapse of time from when the reception of input of an instruction operation is ended until the reception of input of the next instruction operation is started, and the difference between the degrees of progress stored in all terminal devices (201) becomes small and stops the update of the degree of the progress between the start and end of the reception of the input of the instruction operation. An image display section (206) displays an image of the game associated with the degree of the progress stored.
    Type: Application
    Filed: March 23, 2010
    Publication date: January 19, 2012
    Inventor: Takahiro Sakiyama
  • Publication number: 20110319168
    Abstract: Provided is a game device, wherein an event storage unit (201) stores event information including the display information and occurrence time of an event that has occurred, an event acquisition request unit (202) specifies a period during which the game device failed to participate in a game and sends an event acquisition request to other game devices (200) when the game device recovers from communication disconnection, and an event acquisition reply unit (203) receives an event acquisition request, acquires event information on events having occurred during the specified period from the event storage unit (201) of its own device, and sends it back. The event storage unit (201) further stores sent back event information. A reproduction/display unit (204) reproduces/displays display information on events stored in the event storage unit (201).
    Type: Application
    Filed: March 2, 2010
    Publication date: December 29, 2011
    Inventor: Takahiro Sakiyama
  • Publication number: 20110172010
    Abstract: To provide an information processing device capable of improving operability thereof for a user, the information processing device executing processing based on a result of judging whether or not the user has specified a position in a reference region of a screen. Specified-position acquiring means (86) acquires the position specified by the user. Judgment means (88) judges whether or not the specified position is included in the reference region set in the screen. Execution means (90) executes processing based on a result of the judging made by the judgment means (88). Recording means (92) records, in previously-specified-position data storage means, previously-specified-position data regarding a previously-specified position judged to be included in the reference region. Reference region changing means (94) changes the reference region based on the previously-specified-position data.
    Type: Application
    Filed: June 3, 2009
    Publication date: July 14, 2011
    Applicant: KONAMI DIGITAL ENTERTAINMENT CO., LTD.
    Inventor: Takahiro Sakiyama
  • Publication number: 20110163990
    Abstract: To provide an information processing device capable of improving operability of the information processing device in which, if an input of a position in a reference region that is set on a screen is received, processing corresponding to the reference region is executed. First execution means (84) executes, if the input of the position in the reference region that is set on the screen is received, the processing corresponding to the reference region. Determination means (86) determines, if an input of a locus having a start point thereof positioned outside the reference region is received, whether or not the locus and the reference region have a predetermined relation to each other. Second execution means (88) executes, if it is determined that the locus and the reference region have the predetermined relation to each other, the processing corresponding to the reference region.
    Type: Application
    Filed: June 3, 2009
    Publication date: July 7, 2011
    Applicant: KONAMI DIGITAL ENTERTAINMENT CO., LTD.
    Inventor: Takahiro Sakiyama
  • Publication number: 20100317446
    Abstract: To provide an information processing device capable of facilitating input by a user of a symbol, such as, e.g., a character, a mark (a symbol in a narrow sense), a pictogram (a pictorial symbol), and so forth. An area setting unit (72) sets a plurality of areas corresponding to symbols or symbol groups in a screen image. A determination unit (76) determines whether or not a position pointed out by a user in the screen image is included in any of the plurality of areas. A symbol string obtaining unit (78) obtains a symbol string input by a user, based on the result of the determination by the determination unit (76). A process executing unit (80) carries out a process, based on the result of comparison between a reference symbol string and the symbol string input by a user.
    Type: Application
    Filed: January 6, 2009
    Publication date: December 16, 2010
    Applicant: KONAMI DIGITAL ENTERTAINMENT CO., LTD.
    Inventors: Takahiro Sakiyama, Takanori Murayama
  • Publication number: 20030054883
    Abstract: A signal input device allowing a user to input a coordinate command into a computer such as a game machine, without requiring a platform such as a desk, while the user holds the device with his hand, and to easily maintain an adequate positional relationship between his fingers and the pointing device. The device comprises a trackball (12), a grip (24), a trigger (16), and a trackball base (26). The user holds the grip (24) with his hand while placing the forefinger of that hand on the trigger (16) wherein a portion between the base and the second joint of the forefinger of the hand extends straight. The trackball base (26) having a track ball (12) mounted on its upper surface is mounted on the upper end of the grip (24) such that it abuts on the side of at least a portion between the base and the second joint of the user's forefinger of the hand holding the grip (24).
    Type: Application
    Filed: August 2, 2002
    Publication date: March 20, 2003
    Applicant: KONAMI COMPUTER ENTERTAINMENT TOKYO, INC.
    Inventors: Takahiro Sakiyama, Norio Kawamoto
  • Patent number: 6164646
    Abstract: To provide a ball game machine which can prevent unevenness of the drawing result by improving a way of allotting property to each of the ball holding portions provided on a wheel device, the ball game machine includes: a wheel device rotatable along a circumferential direction thereof and provided with a plurality of ball holding portions along the circumferential direction; and a feeding device for feeding a ball toward the wheel device; a property setting device for setting a property to each of the ball holding portions in such a manner that the property set to at least one of the ball holding portions is distinguishable from the property set to another one of the ball holding portions. The property setting device is capable of changing a setting state of the property. The game machine further includes a drawing result issuing device for issuing a drawing result signal corresponding to the property set to one of the ball holding portions in which the ball is introduced.
    Type: Grant
    Filed: November 5, 1998
    Date of Patent: December 26, 2000
    Assignee: Konami Co., Ltd.
    Inventors: Isao Uehara, Takahiro Sakiyama, Yutaka Yamana
  • Patent number: 6082734
    Abstract: To provide a ball game machine that may simplify the structure by improving the position of balls, the ball game machine includes: a wheel device which has a plurality of ball holding portions along an inner circumference thereof and which is rotatably provided along a predetermined swivel path having a difference in height; a receiving device disposed on a side of an upper end of the swivel path of said wheel device for receiving a predetermined number of balls; a throwing device for throwing the balls received in said receiving device downwardly from the side of the upper end of the swivel path; a guide device for leading the balls thrown by said throwing device to the ball holding portions of said wheel device fed on the side of the lower end of the swivel path; and a collection device disposed on the side of the upper end of the swivel path of said wheel device for collecting the balls, which are held in the ball holding portions, to said receiving device.
    Type: Grant
    Filed: November 5, 1998
    Date of Patent: July 4, 2000
    Assignee: Konami Co., Ltd.
    Inventors: Isao Uehara, Takahiro Sakiyama
  • Patent number: D410256
    Type: Grant
    Filed: May 7, 1998
    Date of Patent: May 25, 1999
    Assignee: Konami Co., Ltd.
    Inventors: Isao Uehara, Takahiro Sakiyama