Patents by Inventor Tomoaki Ueda
Tomoaki Ueda 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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Patent number: 12329438Abstract: A dental treatment apparatus is a dental treatment apparatus that energizes a dental treatment site such as a root canal with a high-frequency current. Included are a holder that holds an electrode placed at the dental treatment site, a power supply that energizes the electrode with the high-frequency current, and control circuitry that causes, during the energization operation, the power supply to provide stop period where the energization of the electrode with the high-frequency current is stopped between single energization period and next single energization period.Type: GrantFiled: November 24, 2021Date of Patent: June 17, 2025Assignee: J. MORITA MFG. CORP.Inventors: Tomoaki Ueda, Kyohei Kato, Kazunari Matoba
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Publication number: 20230173268Abstract: A treatment device that shortens the time period until healing is determined even when a bone defect or a root apex lesion is generated in an apical area. The treatment device includes a file holder, a high-frequency signal generating circuit, and a control circuit. The file holder holds a file to be located in the site to be treated. The high-frequency signal generating circuit passes a high frequency current through the file. The control circuit controls a frequency of the high frequency current to be passed through the file from the high-frequency signal generating circuit. The control circuit controls the frequency of the high frequency current to be passed through the file within a range of 1.001 MHz to 11.700 MHz.Type: ApplicationFiled: November 2, 2022Publication date: June 8, 2023Applicants: J. MORITA MFG. CORP., National University Corporation Hokkaido UniversityInventors: Tsutomu SUGAYA, Keita YAMADA, Shingo BAN, Kei DOKAI, Tomoaki UEDA, Shunsuke YAMAGUCHI, Kazunari MATOBA
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Publication number: 20220160487Abstract: A dental treatment apparatus includes a holder, a power supply, root canal length measurement circuitry, and control circuitry. The holder holds an electrode placed in a root canal. The power supply energizes file with a high-frequency current. The root canal length measurement circuitry electrically measures a position of a distal end of electrode in the root canal. The control circuitry causes, in accordance with information on the position of the distal end of the electrode measured by root canal length measurement circuitry, the power supply to control a current value of the high-frequency current which energizes the electrode.Type: ApplicationFiled: November 24, 2021Publication date: May 26, 2022Applicant: J. MORITA MFG. CORP.Inventors: Tomoaki UEDA, Koichiro ADACHI, Kazunari MATOBA
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Publication number: 20220160465Abstract: A dental treatment apparatus includes a holder, a high-frequency signal generation circuit, a detector, and a control circuit. The holder holds an electrode placed at a dental treatment site. A power supply energizes the electrode with a high-frequency current. A detector detects a current value which energizes the electrode. A control circuit causes, based on the current value detected by detector, the power supply to control a current value of the high-frequency current which energizes the electrode.Type: ApplicationFiled: November 24, 2021Publication date: May 26, 2022Applicant: J. MORITA MFG. CORP.Inventors: Tomoaki UEDA, Koichiro ADACHI, Kyohei KATO, Seiichiro YAMASHITA, Kazunari MATOBA
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Publication number: 20220160417Abstract: A dental treatment apparatus is a dental treatment apparatus that energizes a dental treatment site such as a root canal with a high-frequency current. Included are a holder that holds an electrode placed at the dental treatment site, a power supply that energizes the electrode with the high-frequency current, and control circuitry that causes, during the energization operation, the power supply to provide stop period where the energization of the electrode with the high-frequency current is stopped between single energization period and next single energization period.Type: ApplicationFiled: November 24, 2021Publication date: May 26, 2022Applicant: J. MORITA MFG. CORP.Inventors: Tomoaki UEDA, Kyohei KATO, Kazunari MATOBA
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Patent number: 11264416Abstract: An image processing apparatus comprises means for selecting, from a single image, a range where a target pixel is made to be a reference, means for approximating a distribution of pixel values of the selected range by a function that represents a curved surface, and means for calculating a vector related to the distribution of pixel values from a parameter of the function obtained as a result of the approximation.Type: GrantFiled: April 24, 2019Date of Patent: March 1, 2022Assignee: KDDI CORPORATIONInventors: Masahiro Suzuki, Tomoaki Ueda
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Patent number: 11073947Abstract: A touch panel device according to an embodiment of the present invention is provided with: a panel having a contact surface for receiving a contact; a light emitting portion that inputs, to the panel, input light that is transmitted through the panel; a light receiving portion that detects output light including reflected light of evanescent light that has been generated, on the contact surface, from the input light; and a control portion that calculates and outputs a contact position on the basis of the output light detected by the light receiving portion and a relationship, stored in advance, between positions on the contact surface and the output light.Type: GrantFiled: September 12, 2018Date of Patent: July 27, 2021Assignee: KDDI CORPORATIONInventors: Masahiro Suzuki, Tomoaki Ueda
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Patent number: 10980434Abstract: A pulsebeat measurement apparatus includes a first temperature detector configured to detect a temperature of a human body; a second temperature detector, having the same characteristic as that of the first temperature detector, configured to detect a temperature of the human body; a heat accumulator, contacting the second temperature detector, configured to suppress a change in temperature of the second temperature detector; a specifying unit configured to specify a period of a change in temperature caused by a pulsation of the human body based on a difference between the temperature of the human body detected by the first temperature detector and the temperature of the human body detected by the second temperature detector; and a pulsebeat measurement unit configured to measure a pulsebeat based on the specified period of the change in temperature.Type: GrantFiled: July 11, 2018Date of Patent: April 20, 2021Assignee: KDDI CORPORATIONInventors: Masahiro Suzuki, Tomoaki Ueda
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Patent number: 10952626Abstract: There is provided a pulsebeat measurement apparatus. The pulsebeat measurement apparatus includes a first temperature detector configured to detect a temperature of a human body, a specifying unit configured to specify a period of a temperature change caused by a pulsation of the human body based on the detected temperature, a pulsebeat measurement unit configured to measure a pulsebeat of the human body based on the specified period of the temperature change, and a heat absorber configured to absorb heat of the first temperature detector.Type: GrantFiled: July 11, 2018Date of Patent: March 23, 2021Assignee: KDDI CORPORATIONInventors: Masahiro Suzuki, Tomoaki Ueda
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Publication number: 20200387261Abstract: A touch panel device according to an embodiment of the present invention is provided with: a panel having a contact surface for receiving a contact; a light emitting portion that inputs, to the panel, input light that is transmitted through the panel; a light receiving portion that detects output light including reflected light of evanescent light that has been generated, on the contact surface, from the input light; and a control portion that calculates and outputs a contact position on the basis of the output light detected by the light receiving portion and a relationship, stored in advance, between positions on the contact surface and the output light.Type: ApplicationFiled: September 12, 2018Publication date: December 10, 2020Applicant: KDDI CorporationInventors: Masahiro SUZUKI, Tomoaki UEDA
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Publication number: 20200351456Abstract: An image processing device includes: a region setting unit which sets a region including a target pixel selected from among a plurality of pixels that form an image; a modeling unit that models, with a curved surface, a pixel value distribution of a plurality of pixels that form the region; and a pixel value changing unit which replaces a pixel value of the target pixel by a value of a position that corresponds to the target pixel on the modeled curved surface.Type: ApplicationFiled: July 12, 2018Publication date: November 5, 2020Applicant: KDDI CORPORATIONInventors: Masahiro SUZUKI, Tomoaki UEDA
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Patent number: 10813717Abstract: In a dental treatment apparatus, a control circuit controls a drive motor in accordance with a drive sequence. The drive sequence includes a plurality of drive patterns and at least one of the plurality of drive patterns is different from other drive pattern. The plurality of drive patterns include at least one drive pattern having such drive that a cutting tool is rotated in a cutting direction for cutting a treatment portion and drive for rotating the cutting tool in a non-cutting direction which is reverse to the cutting direction.Type: GrantFiled: March 17, 2017Date of Patent: October 27, 2020Assignee: J. MORITA MFG. CORP.Inventors: Kyohei Kato, Tomoaki Ueda, Seiichiro Yamashita, Kazunari Matoba
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Patent number: 10575738Abstract: In a magnetic field measurement apparatus and a magnetic field measurement method provided herein, a magnetic field from an object is measured by a magnetic sensor group including a plurality of magnetic sensors. Then, an estimated value of a common noise component included in observed quantities of the magnetic sensors of all the channels of the magnetic sensor group is obtained as an external magnetic noise component. Finally the magnetic signal from the object is calculated by subtracting the estimated value from the observed quantity of each of the magnetic sensors.Type: GrantFiled: July 10, 2017Date of Patent: March 3, 2020Assignee: ADVANTEST COPORATIONInventors: Takeshi Tanaka, Yuji Ogata, Yoshiyuki Hata, Toshiaki Hayakawa, Tomoaki Ueda
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Publication number: 20190252431Abstract: An image processing apparatus comprises means for selecting, from a single image, a range where a target pixel is made to be a reference, means for approximating a distribution of pixel values of the selected range by a function that represents a curved surface, and means for calculating a vector related to the distribution of pixel values from a parameter of the function obtained as a result of the approximation.Type: ApplicationFiled: April 24, 2019Publication date: August 15, 2019Inventors: Masahiro SUZUKI, Tomoaki UEDA
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Publication number: 20180317790Abstract: There is provided a pulsebeat measurement apparatus. The pulsebeat measurement apparatus includes a first temperature detector configured to detect a temperature of a human body, a specifying unit configured to specify a period of a temperature change caused by a pulsation of the human body based on the detected temperature, a pulsebeat measurement unit configured to measure a pulsebeat of the human body based on the specified period of the temperature change, and a heat absorber configured to absorb heat of the first temperature detector.Type: ApplicationFiled: July 11, 2018Publication date: November 8, 2018Inventors: Masahiro SUZUKI, Tomoaki UEDA
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Publication number: 20180317791Abstract: A pulsebeat measurement apparatus includes a first temperature detector configured to detect a temperature of a human body; a second temperature detector, having the same characteristic as that of the first temperature detector, configured to detect a temperature of the human body; a heat accumulator, contacting the second temperature detector, configured to suppress a change in temperature of the second temperature detector; a specifying unit configured to specify a period of a change in temperature caused by a pulsation of the human body based on a difference between the temperature of the human body detected by the first temperature detector and the temperature of the human body detected by the second temperature detector; and a pulsebeat measurement unit configured to measure a pulsebeat based on the specified period of the change in temperature.Type: ApplicationFiled: July 11, 2018Publication date: November 8, 2018Inventors: Masahiro SUZUKI, Tomoaki UEDA
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Publication number: 20180116531Abstract: A pulsebeat measurement apparatus includes: a temperature measurement unit configured to measure, by contacting a human body, a temperature of a contact surface; and a processing unit configured to process a measurement result obtained by the temperature measurement unit. The processing unit includes: an extraction unit configured to extract a change in temperature caused by a pulsation based on the measurement result, and a pulsebeat measurement unit configured to measure a pulsebeat based on an interval between the changes in temperature.Type: ApplicationFiled: December 27, 2017Publication date: May 3, 2018Inventors: Masahiro Suzuki, Tomoaki Ueda
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Patent number: 9895205Abstract: A dental treating apparatus according to the present invention includes: a hand piece; a head unit; a driving unit; a control unit; a load specifying unit; and a load comparing unit. The hand piece drivably holds a cutting tool on the head unit. The driving unit drives the cutting tool in a normal rotation direction or in a reverse rotation direction. The load comparing unit compares a load detected and a reference load. During a normal rotation period until driving for rotating the cutting tool in the normal rotation direction by the driving unit satisfies a predetermined first condition, the control unit maintains a rotation direction of the cutting tool in the normal rotation direction, and when a result of comparison by the load comparing unit attains a predetermined result during the normal rotation period, the control unit controls the rotation direction to the reverse rotation direction.Type: GrantFiled: September 18, 2014Date of Patent: February 20, 2018Assignee: J. Morita Manufacturing CorporationInventors: Naoki Katsuda, Seiichiro Yamashita, Tomoaki Ueda, Hideo Hijikata
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Publication number: 20180014738Abstract: In a magnetic field measurement apparatus and a magnetic field measurement method provided herein, a magnetic field from an object is measured by a magnetic sensor group including a plurality of magnetic sensors. Then, an estimated value of a common noise component included in observed quantities of the magnetic sensors of all the channels of the magnetic sensor group is obtained as an external magnetic noise component. Finally the magnetic signal from the object is calculated by subtracting the estimated value from the observed quantity of each of the magnetic sensors.Type: ApplicationFiled: July 10, 2017Publication date: January 18, 2018Inventors: Takeshi Tanaka, Yuji Ogata, Yoshiyuki Hata, Toshiaki Hayakawa, Tomoaki Ueda
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Publication number: 20170265961Abstract: In a dental treatment apparatus, a control circuit controls a drive motor in accordance with a drive sequence. The drive sequence includes a plurality of drive patterns and at least one of the plurality of drive patterns is different from other drive pattern. The plurality of drive patterns include at least one drive pattern having such drive that a cutting tool is rotated in a cutting direction for cutting a treatment portion and drive for rotating the cutting tool in a non-cutting direction which is reverse to the cutting direction.Type: ApplicationFiled: March 17, 2017Publication date: September 21, 2017Applicant: J. MORITA MFG. CORP.Inventors: Kyohei Kato, Tomoaki Ueda, Seiichiro Yamashita, Kazunari Matoba