Patents by Inventor Tetsuyoshi Nakata
Tetsuyoshi Nakata 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).
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Publication number: 20220410566Abstract: An information processing device for generating data to be used by a recording device, which includes a plurality of discharge portions configured to discharge a liquid to form the object on the medium, includes a communication circuit configured to communicate with the recording device; an identifying unit configured to identify, based on a movement direction of the recording device in formation of the object on the medium, an initial pixel of the object formed by an initial discharge of the liquid by each of the plurality of discharge portions; a data generation unit configured to generate discharge control data for controlling a discharge operation of each of the plurality of discharge portions for the initial pixel identified by the identifying unit; and a transmission control unit configured to control the communication circuit to transmit the discharge control data to the recording device.Type: ApplicationFiled: November 26, 2020Publication date: December 29, 2022Inventors: Yuji TANAKA, Tetsuyoshi NAKATA, Hideaki IIJIMA
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Patent number: 11117389Abstract: A handheld recording device includes a first face, a second face, a third face pair, a recorder, and a connector. The first face has an opening. The second face is disposed opposite the first face. The third face pair is different from the first face and the second face. One of the third face pair is disposed on one side in a given direction of the second face and configured to be held by a user for recording. The recorder is configured to discharge ink from the opening. The connector is configured to be connected to a cable to receive at least one of power and image data. The connector is disposed at a position closer to the second face than the first face, on another one of the third face pair disposed on another side in the given direction of the second face.Type: GrantFiled: August 14, 2019Date of Patent: September 14, 2021Assignee: RICOH COMPANY, LTD.Inventors: Yasunari Harada, Tetsuyoshi Nakata, Hideaki Iijima
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Patent number: 10974521Abstract: A liquid droplet discharging apparatus is movable and includes a plurality of nozzles to discharge a liquid droplet onto a medium according to a first image data section and a second image data section of image data. A moving amount sensor detects a moving amount of the liquid droplet discharging apparatus. A switcher switches from the first image data section to the second image data section based on the detected moving amount.Type: GrantFiled: February 26, 2018Date of Patent: April 13, 2021Assignee: RICOH COMPANY, LTD.Inventors: Tetsuyoshi Nakata, Yasunari Harada, Jun Watanabe, Hideaki Iijima, Toshiaki Hosokawa, Shunsuke Shitaoka
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Publication number: 20210070039Abstract: A droplet discharge apparatus discharges a droplet to form an image on a recording medium while being moved by a user. The droplet discharge apparatus includes ahead to discharge a droplet on a recording medium according to image data, a sensor to detect a movement amount of the droplet discharge apparatus in a predetermined period, and a processor. The processor is configured to instruct droplet discharge based on the image data and the movement amount detected by the sensor, determine floating of the droplet discharge apparatus from the recording medium based on information from the sensor, and stop the droplet discharge in response to a determination that the droplet discharge apparatus is floating.Type: ApplicationFiled: November 18, 2020Publication date: March 11, 2021Applicant: Ricoh Company, Ltd.Inventors: Hideaki IIJIMA, Tetsuyoshi NAKATA, Jun WATANABE, Yasunari HARADA, Toshiaki HOSOKAWA, Shunsuke SHITAOKA
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Patent number: 10870270Abstract: A droplet discharge apparatus discharges a droplet to form an image on a recording medium while being moved by a user. The droplet discharge apparatus includes a head to discharge a droplet on a recording medium according to image data, a sensor to detect a movement amount of the droplet discharge apparatus in a predetermined period, and a processor. The processor is configured to instruct droplet discharge based on the image data and the movement amount detected by the sensor, determine floating of the droplet discharge apparatus from the recording medium based on information from the sensor, and stop the droplet discharge in response to a determination that the droplet discharge apparatus is floating.Type: GrantFiled: September 19, 2018Date of Patent: December 22, 2020Assignee: RICOH COMPANY, LTD.Inventors: Hideaki Iijima, Tetsuyoshi Nakata, Jun Watanabe, Yasunari Harada, Toshiaki Hosokawa, Shunsuke Shitaoka
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Patent number: 10744787Abstract: A liquid droplet discharging apparatus includes a plurality of nozzles to discharge a liquid droplet onto a medium and a liquid droplet discharging controller to receive image data. The liquid droplet discharging controller controls each of the nozzles to discharge the liquid droplet in an amount defined by the image data onto a target discharging position on the medium, which corresponds to a pixel position defined by the image data. The liquid droplet discharging controller controls at least one of the nozzles to discharge the liquid droplet for a controlled number of times smaller than a number of times N representing an integer not smaller than 2 in an amount greater than the amount defined by the image data onto the target discharging position on the medium. A frequency recorder records the controlled number of times of discharging for each of the at least one of the nozzles.Type: GrantFiled: February 26, 2018Date of Patent: August 18, 2020Assignee: RICOH COMPANY, LTD.Inventors: Yasunari Harada, Jun Watanabe, Tetsuyoshi Nakata, Hideaki Iijima, Toshiaki Hosokawa, Shunsuke Shitaoka
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Publication number: 20200079113Abstract: A handheld recording device includes a first face, a second face, a third face pair, a recorder, and a connector. The first face has an opening. The second face is disposed opposite the first face. The third face pair is different from the first face and the second face. One of the third face pair is disposed on one side in a given direction of the second face and configured to be held by a user for recording. The recorder is configured to discharge ink from the opening. The connector is configured to be connected to a cable to receive at least one of power and image data. The connector is disposed at a position closer to the second face than the first face, on another one of the third face pair disposed on another side in the given direction of the second face.Type: ApplicationFiled: August 14, 2019Publication date: March 12, 2020Applicant: Ricoh Company, Ltd.Inventors: Yasunari Harada, Tetsuyoshi Nakata, Hideaki Iljima
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Publication number: 20200073454Abstract: An electronic device includes circuitry and a notification device. The circuitry is configured to: receive an instruction of power supply; supply power in response to the instruction of power supply; and execute an activation program to activate the electronic device, in response to the power supplied. The notification device is configured to provide information indicating that activation of the electronic device is complete, in response to a finish of execution of the activation program. The circuitry is configured to continue or stop supplying the power depending on whether the circuitry continues receiving the instruction of power supply until the finish of execution of the activation program. The circuitry is configured to continue supplying the power after the finish of execution of the activation program.Type: ApplicationFiled: August 9, 2019Publication date: March 5, 2020Inventors: Tatsuya SAITO, Kazushi Takei, Toshiaki Takane, Ryuuichi Satoh, Mari Nakayama, Kazunori Sakuma, Tetsuyoshi Nakata
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Patent number: 10479105Abstract: A droplet discharge apparatus to discharge droplets while moved by a user includes a head to discharge a droplet onto a recording medium, a sensor to detect a movement amount of the droplet discharge apparatus in a predetermined period, and a memory to store determination information indicating whether droplet discharging has been instructed for each pixel of the image data. The droplet discharge apparatus further includes a processor configured to accumulate the movement amount to calculate a total movement amount of the droplet discharge apparatus; instruct droplet discharging from the head based on the total movement amount and the image data; instruct droplet discharging only for an unprinted pixel for which the determination information indicates that droplet discharging has not been instructed; and rewrite the determination information of the unprinted pixel to indicate that droplet discharging has been instructed, based on a predetermined condition.Type: GrantFiled: August 14, 2018Date of Patent: November 19, 2019Assignee: RICOH COMPANY, LTD.Inventors: Toshiaki Hosokawa, Jun Watanabe, Tetsuyoshi Nakata, Yasunari Harada, Hideaki Iijima, Shunsuke Shitaoka
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Publication number: 20190143674Abstract: A droplet discharge apparatus discharges a droplet to form an image on a recording medium while being moved by a user. The droplet discharge apparatus includes a head to discharge a droplet on a recording medium according to image data, a sensor to detect a movement amount of the droplet discharge apparatus in a predetermined period, and a processor. The processor is configured to instruct droplet discharge based on the image data and the movement amount detected by the sensor, determine floating of the droplet discharge apparatus from the recording medium based on information from the sensor, and stop the droplet discharge in response to a determination that the droplet discharge apparatus is floating.Type: ApplicationFiled: September 19, 2018Publication date: May 16, 2019Inventors: Hideaki IIJIMA, Tetsuyoshi NAKATA, Jun WATANABE, Yasunari HARADA, Toshiaki HOSOKAWA, Shunsuke SHITAOKA
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Publication number: 20190105920Abstract: A droplet discharge apparatus to discharge droplets while moved by a user includes a head to discharge a droplet onto a recording medium, a sensor to detect a movement amount of the droplet discharge apparatus in a predetermined period, and a memory to store determination information indicating whether droplet discharging has been instructed for each pixel of the image data. The droplet discharge apparatus further includes a processor configured to accumulate the movement amount to calculate a total movement amount of the droplet discharge apparatus; instruct droplet discharging from the head based on the total movement amount and the image data; instruct droplet discharging only for an unprinted pixel for which the determination information indicates that droplet discharging has not been instructed; and rewrite the determination information of the unprinted pixel to indicate that droplet discharging has been instructed, based on a predetermined condition.Type: ApplicationFiled: August 14, 2018Publication date: April 11, 2019Inventors: Toshiaki HOSOKAWA, Jun WATANABE, Tetsuyoshi NAKATA, Yasunari HARADA, Hideaki IIJIMA, Shunsuke SHITAOKA
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Publication number: 20180250947Abstract: A liquid droplet discharging apparatus is movable and includes a plurality of nozzles to discharge a liquid droplet onto a medium according to a first image data section and a second image data section of image data. A moving amount sensor detects a moving amount of the liquid droplet discharging apparatus. A switcher switches from the first image data section to the second image data section based on the detected moving amount.Type: ApplicationFiled: February 26, 2018Publication date: September 6, 2018Inventors: Tetsuyoshi NAKATA, Yasunari HARADA, Jun WATANABE, Hideaki llJIMA, Toshiaki HOSOKAWA, Shunsuke SHITAOKA
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Publication number: 20180250948Abstract: A liquid droplet discharging apparatus includes a plurality of nozzles to discharge a liquid droplet onto a medium and a liquid droplet discharging controller to receive image data. The liquid droplet discharging controller controls each of the nozzles to discharge the liquid droplet in an amount defined by the image data onto a target discharging position on the medium, which corresponds to a pixel position defined by the image data. The liquid droplet discharging controller controls at least one of the nozzles to discharge the liquid droplet for a controlled number of times smaller than a number of times N representing an integer not smaller than 2 in an amount greater than the amount defined by the image data onto the target discharging position on the medium. A frequency recorder records the controlled number of times of discharging for each of the at least one of the nozzles.Type: ApplicationFiled: February 26, 2018Publication date: September 6, 2018Inventors: Yasunari Harada, Jun Watanabe, Tetsuyoshi Nakata, Hideaki Iijima, Toshiaki Hosokawa, Shunsuke Shitaoka
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Patent number: 9962927Abstract: A position detection apparatus configured to detect a position on a movement surface of a mounted object having the position detection apparatus mounted thereon, includes a moved amount detector configured to detect an amount of movement on the movement surface; a posture detector configured to detect at least a posture of the mounted object on the movement surface; and a position calculator configured to calculate the position of the mounted object, based on the amount of movement and the posture.Type: GrantFiled: March 3, 2017Date of Patent: May 8, 2018Assignee: Ricoh Company, Ltd.Inventors: Yasunari Harada, Jun Watanabe, Tetsuyoshi Nakata, Hiroki Tanaka, Toshiaki Hosokawa, Shunsuke Shitaoka
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Publication number: 20170266955Abstract: A position detection apparatus configured to detect a position on a movement surface of a mounted object having the position detection apparatus mounted thereon, includes a moved amount detector configured to detect an amount of movement on the movement surface; a posture detector configured to detect at least a posture of the mounted object on the movement surface; and a position calculator configured to calculate the position of the mounted object, based on the amount of movement and the posture.Type: ApplicationFiled: March 3, 2017Publication date: September 21, 2017Applicant: Ricoh Company, Ltd.Inventors: Yasunari HARADA, Jun WATANABE, Tetsuyoshi NAKATA, Hiroki TANAKA, Toshiaki HOSOKAWA, Shunsuke SHITAOKA
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Patent number: 9766129Abstract: An information processing apparatus includes circuitry that acquires a measured temperature of a target area from a measuring device, detects whether the measured temperature changes during a predetermined time period, determines whether a human exists in the target area based on the measured temperature and the detection result indicating whether the measured temperature changes during the predetermined time period, measures a duration of time in which the determination result indicating that the human exists in the target area and the detection result indicating that there is no temperature change are kept generated, and determines that there is no human in the target area even when the determination result indicates that the human exists, if the measured duration of time reaches a certain time period, the certain time period being modifiable based on history information indicating a previously generated determination result indicating whether the human exits in the target area.Type: GrantFiled: September 20, 2016Date of Patent: September 19, 2017Assignee: Ricoh Company, Ltd.Inventors: Kazunari Tonami, Yuji Ohue, Seiji Miyawaki, Kiriko Chosokabe, Akiyoshi Nakai, Hideaki Iijima, Tetsuyoshi Nakata
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Publication number: 20170097264Abstract: An information processing apparatus includes circuitry that acquires a measured temperature of a target area from a measuring device, detects whether the measured temperature changes during a predetermined time period, determines whether a human exists in the target area based on the measured temperature and the detection result indicating whether the measured temperature changes during the predetermined time period, measures a duration of time in which the determination result indicating that the human exists in the target area and the detection result indicating that there is no temperature change are kept generated, and determines that there is no human in the target area even when the determination result indicates that the human exists, if the measured duration of time reaches a certain time period, the certain time period being modifiable based on history information indicating a previously generated determination result indicating whether the human exits in the target area.Type: ApplicationFiled: September 20, 2016Publication date: April 6, 2017Inventors: Kazunari TONAMI, Yuji OHUE, Seiji MIYAWAKI, Kiriko CHOSOKABE, Akiyoshi NAKAI, Hideaki llJIMA, Tetsuyoshi NAKATA
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Patent number: 9440452Abstract: A printer is provided which includes: a recording head having multiple nozzles; two or more sensors that read a print medium into an image thereof and calculate a total moving distance based on the image; an instruction unit that instructs a timing for discharging liquid droplets from one or more of the nozzles; a sensor position calculator that calculates a position of each of the sensors; a nozzle position calculator that calculates a position of each of the nozzles; an acquisition unit that acquires image data of a specified area within an image to be printed; a determination unit that determines whether or not to discharge the liquid droplets from each of the nozzles; and a transmitter that transmits data of one or more of image elements and information on one or more of the nozzles determined to discharge the liquid droplets to a controller.Type: GrantFiled: August 5, 2015Date of Patent: September 13, 2016Assignee: RICOH COMPANY, LTD.Inventors: Yasunari Harada, Jun Watanabe, Tomoko Fukasawa, Tetsuyoshi Nakata, Ryuuichi Satoh, Hiroki Tanaka, Toshiaki Hosokawa
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Patent number: 9352598Abstract: A printer including an optical moving amount calculator, an angle calculator, and a moving amount corrector is provided. The optical moving amount calculator calculates a moving amount of the printer or an object to be irradiated after a movement thereof, based on a difference in image data generated before and after the movement. The image data is generated by emitting light to the print medium or the object and receiving light reflected therefrom. The angle calculator calculates a deviation angle of an installation angle of the optical moving amount calculator installed in the printer, based on a calibration moving amount of the printer or the object after a calibration movement thereof that is a parallel translation. The moving amount corrector corrects the moving amount of the printer after the movement thereof, based on the calculated deviation angle of the optical moving amount calculator.Type: GrantFiled: September 8, 2015Date of Patent: May 31, 2016Assignee: RICOH COMPANY, LTD.Inventors: Tetsuyoshi Nakata, Yasunari Harada, Jun Watanabe, Tomoko Fukasawa, Ryuuichi Satoh, Hiroki Tanaka, Toshiaki Hosokawa
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Patent number: RE49057Abstract: A position detection apparatus configured to detect a position on a movement surface of a mounted object having the position detection apparatus mounted thereon, includes a moved amount detector configured to detect an amount of movement on the movement surface; a posture detector configured to detect at least a posture of the mounted object on the movement surface; and a position calculator configured to calculate the position of the mounted object, based on the amount of movement and the posture.Type: GrantFiled: July 13, 2020Date of Patent: May 3, 2022Assignee: Ricoh Company, Ltd.Inventors: Yasunari Harada, Jun Watanabe, Tetsuyoshi Nakata, Hiroki Tanaka, Toshiaki Hosokawa, Shunsuke Shitaoka