Patents by Inventor Kiyoshi Tateishi
Kiyoshi Tateishi 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: 11566927Abstract: An optical measurement device is provided with: a light source that irradiates, with light, a measurement object which has a fluid flowing thereinside; a light receiving unit which, upon receipt of scattered light from the measurement object irradiated with light, outputs a light reception signal according to the intensity of the scattered light; a disturbance generation unit which generates a disturbance signal for causing oscillation of a drive current to be supplied to the light source; and an adjustment unit which adjust the drive current on the basis of the result of a comparison between the disturbance signal and a signal generated on the basis of the light reception signal.Type: GrantFiled: September 21, 2017Date of Patent: January 31, 2023Assignees: AIR WATER BIODESIGN INC., NIKKISO COMPANY LIMITEDInventors: Kiyoshi Tateishi, Mitsuru Sato, Tadashi Kondo, Wataru Onodera, Tomoya Murakami, Akari Agata, Genki Adachi
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Patent number: 11529078Abstract: This fluid evaluation device is provided with an irradiation unit for irradiating a fluid with light, a light reception unit for receiving scattered light from the fluid and outputting a light reception signal, and an estimation unit for estimating at least one from among flow rate and density by mapping input points, which are on a first plane defined by flow rate and frequency and are expressed by light amount information indicating the amount of scattered light included in the light reception signal and frequency information indicating a frequency for a beat signal resulting from the Doppler shifting of the light included in the light reception signal, onto a second plane defined by fluid flow rate and fluid density.Type: GrantFiled: December 5, 2016Date of Patent: December 20, 2022Assignees: AIR WATER BIODESIGN INC., NIKKISO COMPANY LIMITEDInventors: Kiyoshi Tateishi, Wataru Onodera, Atsuya Ito, Tomoya Murakami, Akari Agata, Genki Adachi
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Patent number: 11486892Abstract: This fluid measuring device is provided with: an irradiation unit that irradiates a fluid with light; a light receiving unit that receives light scattered by the fluid; a detecting unit that detects a backflow of the fluid on the basis of a light reception signal from the light receiving unit; and a calculating unit that calculates, on the basis of the detection result by the detection unit and the light reception signal from the light receiving unit, estimated fluid information indicating the flow rate or flow speed of the fluid. Accordingly, even when a backflow of the fluid temporarily occurs, the flow speed of the fluid can be precisely measured.Type: GrantFiled: October 25, 2016Date of Patent: November 1, 2022Assignees: AIR WATER BIODESIGN INC., NIKKISO COMPANY LIMITEDInventors: Kiyoshi Tateishi, Wataru Onodera, Atsuya Ito, Tomoya Murakami, Akari Agata, Genki Adachi
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Patent number: 11480981Abstract: This temperature control device is provided with: an endothermic/exothermic unit that heats or cools a subject to be subjected to temperature control; a temperature detection unit that detects the first temperature of the periphery of the subject; a control unit that controls the endothermic/exothermic unit on the basis of a variable target temperature; and a variable target temperature setter that sets the variable target temperature to a first variable target temperature on the basis of the first temperature and target temperature information indicating the target temperature. With such temperature control device, since the target temperature changes to a suitable value as needed, a time needed until the temperature of the subject reaches the target temperature can be shortened.Type: GrantFiled: February 28, 2017Date of Patent: October 25, 2022Assignees: AIR WATER BIODESIGN INC., NIKKISO COMPANY LIMITEDInventors: Tadashi Kondo, Kiyoshi Tateishi, Tomoya Murakami, Akari Agata, Genki Adachi
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Patent number: 11333602Abstract: A fluid measuring apparatus is provided with: an irradiating device configured to irradiate a fluid with light; a light receiving device configured to receive light scattered by the fluid; a detecting device configured to detect a backflow of the fluid on the basis of a received light signal of the light receiving device; and a calculating device configured to calculate estimated concentration information indicating a concentration of the fluid, on the basis of a detection result of the detecting device and the received light signal of the light receiving device. By this, even if the backflow temporarily occurs in the fluid, the fluid concentration can be accurately measured.Type: GrantFiled: October 25, 2016Date of Patent: May 17, 2022Assignees: PIONEER CORPORATION, NIKKISO COMPANY LIMITEDInventors: Kiyoshi Tateishi, Wataru Onodera, Tomoya Murakami, Akari Agata, Genki Adachi
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Publication number: 20200284628Abstract: An optical measurement device is provided with: a light source that irradiates, with light, a measurement object which has a fluid flowing thereinside; a light receiving unit which, upon receipt of scattered light from the measurement object irradiated with light, outputs a light reception signal according to the intensity of the scattered light; a disturbance generation unit which generates a disturbance signal for causing oscillation of a drive current to be supplied to the light source; and an adjustment unit which adjust the drive current on the basis of the result of a comparison between the disturbance signal and a signal generated on the basis of the light reception signal.Type: ApplicationFiled: September 21, 2017Publication date: September 10, 2020Inventors: Kiyoshi TATEISHI, Mitsuru SATO, Tadashi KONDO, Wataru ONODERA, Tomoya MURAKAMI, Akari AGATA, Genki ADACHI
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Publication number: 20200077934Abstract: This fluid evaluation device is provided with an irradiation unit for irradiating a fluid with light, a light reception unit for receiving scattered light from the fluid and outputting a light reception signal, and an estimation unit for estimating at least one from among flow rate and density by mapping input points, which are on a first plane defined by flow rate and frequency and are expressed by light amount information indicating the amount of scattered light included in the light reception signal and frequency information indicating a frequency for a beat signal resulting from the Doppler shifting of the light included in the light reception signal, onto a second plane defined by fluid flow rate and fluid density.Type: ApplicationFiled: December 5, 2016Publication date: March 12, 2020Inventors: Kiyoshi TATEISHI, Wataru ONODERA, Atsuya ITO, Tomoya MURAKAMI, Akari AGATA, Genki ADACHI
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Patent number: 10578553Abstract: These measurement devices are each provided with: irradiation unit that irradiate a fluid with light; a light-receiving unit that receives light scattered by the fluid; an acquiring unit that acquires fluid information which indicates the flow rate or the flow velocity of the fluid; and a control unit that controls the irradiation unit on the basis of the fluid information.Type: GrantFiled: November 29, 2016Date of Patent: March 3, 2020Assignees: PIONEER CORPORATION, NIKKISO COMPANY LIMITEDInventors: Mitsuru Sato, Kiyoshi Tateishi, Wataru Onodera, Atsuya Ito, Tomoya Murakami, Akari Agata, Genki Adachi
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Publication number: 20200056990Abstract: A fluid measuring apparatus is provided with: an irradiating device configured to irradiate a fluid with light; a light receiving device configured to receive light scattered by the fluid; a detecting device configured to detect a backflow of the fluid on the basis of a received light signal of the light receiving device; and a calculating device configured to calculate estimated concentration information indicating a concentration of the fluid, on the basis of a detection result of the detecting device and the received light signal of the light receiving device. By this, even if the backflow temporarily occurs in the fluid, the fluid concentration can be accurately measured.Type: ApplicationFiled: October 25, 2016Publication date: February 20, 2020Inventors: Kiyoshi TATEISHI, Wataru ONODERA, Tomoya MURAKAMI, Akari AGATA, Genki ADACHI
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Publication number: 20200026315Abstract: This temperature control device is provided with: an endothermic/exothermic unit that heats or cools a subject to be subjected to temperature control; a temperature detection unit that detects the first temperature of the periphery of the subject; a control unit that controls the endothermic/exothermic unit on the basis of a variable target temperature; and a variable target temperature setter that sets the variable target temperature to a first variable target temperature on the basis of the first temperature and target temperature information indicating the target temperature. With such temperature control device, since the target temperature changes to a suitable value as needed, a time needed until the temperature of the subject reaches the target temperature can be shortened.Type: ApplicationFiled: February 28, 2017Publication date: January 23, 2020Inventors: Tadashi KONDO, Kiyoshi TATEISHI, Tomoya MURAKAMI, Akari AGATA, Genki ADACHI
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Publication number: 20190293557Abstract: These measurement devices are each provided with: irradiation unit that irradiate a fluid with light; a light-receiving unit that receives light scattered by the fluid; an acquiring unit that acquires fluid information which indicates the flow rate or the flow velocity of the fluid; and a control unit that controls the irradiation unit on the basis of the fluid information.Type: ApplicationFiled: November 29, 2016Publication date: September 26, 2019Inventors: Mitsuru SATO, Kiyoshi TATEISHI, Wataru ONODERA, Atsuya ITO, Tomoya MURAKAMI, Akari AGATA, Genki ADACHI
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Publication number: 20190277875Abstract: This fluid measuring device is provided with: an irradiation unit that irradiates a fluid with light; a light receiving unit that receives light scattered by the fluid; a detecting unit that detects a backflow of the fluid on the basis of a light reception signal from the light receiving unit; and a calculating unit that calculates, on the basis of the detection result by the detection unit and the light reception signal from the light receiving unit, estimated fluid information indicating the flow rate or flow speed of the fluid. Accordingly, even when a backflow of the fluid temporarily occurs, the flow speed of the fluid can be precisely measured.Type: ApplicationFiled: October 25, 2016Publication date: September 12, 2019Applicants: PIONEER CORPORATION, NIKKISO COMPANY LIMITEDInventors: Kiyoshi TATEISHI, Wataru ONODERA, Atsuya ITO, Tomoya MURAKAMI, Akari AGATA, Genki ADACHI
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Patent number: 10070797Abstract: A measuring apparatus (100, 200, 300, 400) is an optical measuring apparatus provided with a probe portion (20, 20a, 20b, 20c) and a main body portion (10, 10b, 10c), which are electrically connected to each other. The probe portion has: a light source (21, 26); a reference voltage generating device (24) configured to apply predetermined reference voltage to the main body portion; and a storing device (25) configured to store therein in advance current adjustment information, which is information for adjusting a drive current to be supplied to the light source. The main body portion has: a drive current supplying device (12, 12a, 12b) configured to supply the drive current to the light source, due to the applied reference voltage; and a controlling device (11) configured to control the drive current supplying device on the basis of the stored current adjustment information.Type: GrantFiled: December 5, 2012Date of Patent: September 11, 2018Assignee: PIONEER CORPORATIONInventor: Kiyoshi Tateishi
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Patent number: 9237856Abstract: A light detecting apparatus includes: a first photoelectric conversion element unit (110) and a second photoelectric conversion element unit (120) each of which converts input light to an electric current and output it; an optical current transducer unit (100) for outputting, as a detected current, a differential current between an electric current outputted by the first photoelectric conversion element unit and an electric current outputted by the second photoelectric conversion element unit; and a first current/voltage converting unit (200) for amplifying the detected current outputted from the optical current transducer unit, converting it to a voltage signal, and outputting the voltage signal.Type: GrantFiled: June 24, 2010Date of Patent: January 19, 2016Assignee: PIONEER CORPORATIONInventors: Kiyoshi Tateishi, Atsuya Ito, Yoshinori Kimura
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Publication number: 20150327782Abstract: A measuring apparatus (100, 200, 300, 400) is an optical measuring apparatus provided with a probe portion (20, 20a, 20b, 20c) and a main body portion (10, 10b, 10c), which are electrically connected to each other. The probe portion has: a light source (21, 26); a reference voltage generating device (24) configured to apply predetermined reference voltage to the main body portion; and a storing device (25) configured to store therein in advance current adjustment information, which is information for adjusting a drive current to be supplied to the light source. The main body portion has: a drive current supplying device (12, 12a, 12b) configured to supply the drive current to the light source, due to the applied reference voltage; and a controlling device (11) configured to control the drive current supplying device on the basis of the stored current adjustment information.Type: ApplicationFiled: December 5, 2012Publication date: November 19, 2015Inventor: Kiyoshi TATEISHI
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Publication number: 20150080673Abstract: A blood pressure estimation apparatus (1) is provided with: a blood pressure measuring device (11) which measures a blood pressure (BPm) of a living body every first period; a blood flow measuring device (12) which measures a blood flow volume (BF) of the living body every second period which is shorter than the first period; and a blood pressure estimating device (13) which estimates the blood pressure (BPc) every third period which is shorter than the first period, on the basis of the blood pressure which is measured by the blood pressure measuring device and the blood flow volume which is measured by the blood flow measuring device.Type: ApplicationFiled: April 20, 2012Publication date: March 19, 2015Applicant: PIONEER CORPORATIONInventors: Shinya Hashimoto, Kiyoshi Tateishi, Atsuya Ito, Hiroyuki Ishihara, Masaki Goma
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Patent number: 8742314Abstract: A light amount detecting apparatus includes: a photoelectric converting element converting quantity of light inputted to current; a current/voltage converting device having a positive input terminal connected to a first terminal of the photoelectric converting element, a negative input terminal connected to a second terminal of the photoelectric converting element, a negative output terminal for reversing polarity of a current inputted to the positive input terminal and outputting it as a voltage, a positive output terminal for reversing polarity of a current inputted to the negative input terminal and outputting it as a voltage, a first negative feedback resistor connecting the positive and negative output terminals, and a second negative feedback resistor connected between the negative and positive output terminals, the current/voltage converting device setting the photoelectric converting element in zero bias and converting the converted current to the voltage; and an amplifying device for amplifying the cType: GrantFiled: July 1, 2009Date of Patent: June 3, 2014Assignees: Pioneer Corporation, Pioneer Micro Technology CorporationInventors: Kiyoshi Tateishi, Yoshihiro Hanada, Michiaki Nakamura
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Publication number: 20130090564Abstract: A light detecting apparatus includes: a first photoelectric conversion element unit (110) and a second photoelectric conversion element unit(120) each of which converts input light to an electric current and output it; an optical current transducer unit (100) for outputting, as a detected current, a differential current between an electric current outputted by the first photoelectric conversion element unit and an electric current outputted by the second photoelectric conversion element unit; and a first current/voltage converting unit (200) for amplifying the detected current outputted from the optical current transducer unit, converting it to a voltage signal, and outputting the voltage signal.Type: ApplicationFiled: June 24, 2010Publication date: April 11, 2013Applicant: PIONEER CORPORATIONInventors: Kiyoshi Tateishi, Atsuya Ito, Yoshinori Kimura
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Patent number: 8253426Abstract: A capaciatance detector is provided, which outputs an electric signal dependent on the capacitance present on an object to be measured. The capaciatance detector includes a measurement terminal to be disposed in contact with or in proximity to the object being measured; an impedance conversion circuit connected to the measurement terminal to form a resonant circuit; a reference phase oscillator for supplying a reference phase signal at a constant frequency to the resonant circuit; phase comparison means for outputting, as a capacitance detected signal, a phase difference signal indicative of the phase difference between a resonant signal, which is extracted from the resonant circuit in response to the reference phase signal being applied to the resonant circuit, and the reference phase signal; and resonance frequency regulation means for regulating the resonance frequency of the resonant circuit based on the phase difference signal.Type: GrantFiled: October 18, 2007Date of Patent: August 28, 2012Assignee: Pioneer CorporationInventors: Kiyoshi Tateishi, Yuji Tawaragi
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Publication number: 20120105033Abstract: A light amount detecting apparatus includes: a photoelectric converting element converting quantity of light inputted to current; a current/voltage converting device having a positive input terminal connected to a first terminal of the photoelectric converting element, a negative input terminal connected to a second terminal of the photoelectric converting element, a negative output terminal for reversing polarity of a current inputted to the positive input terminal and outputting it as a voltage, a positive output terminal for reversing polarity of a current inputted to the negative input terminal and outputting it as a voltage, a first negative feedback resistor connecting the positive and negative output terminals, and a second negative feedback resistor connected between the negative and positive output terminals, the current/voltage converting device setting the photoelectric converting element in zero bias and converting the converted current to the voltage; and an amplifying device for amplifying the cType: ApplicationFiled: July 1, 2009Publication date: May 3, 2012Applicants: PIONEER MICRO TECHNOLOGY CORPORATION, PIONEER CORPORATIONInventors: Kiyoshi Tateishi, Yoshihiro Hanada, Michiaki Nakamura