Patents by Inventor Keiji HIRATA
Keiji HIRATA 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: 10771034Abstract: A conductive path with noise filter that includes a plurality of conductive path main bodies; a plurality of insulating layers that surround respective outer circumferences of the conductive path main bodies; a plurality of conductors that are provided with the insulating layers being sandwiched between the conductors and the conductive path main bodies and form respective capacitors; a plurality of inductors that are connected to the respective conductors; and an electrical connector that includes a plurality of fitting portions into which the respective inductors can be fitted and that is attached to an electrical connection holder.Type: GrantFiled: April 4, 2017Date of Patent: September 8, 2020Assignees: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LIMITED, SUMITOMO ELECTRIC INDUSTRIES, LTD.Inventors: Keiji Hirata, Takeshi Aizawa
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Publication number: 20200232914Abstract: A substance detection device modulates a wavelength of first non-visible light and then emits the first non-visible light to the detection area in a horizontal direction and a vertical direction. The substance detection device receives second non-visible light obtained in a manner that the first non-visible light is reflected by a substance in the detection area The substance detection device generates a substance position image indicating a detection result of whether or not the substance is present in the detection area, based on wavelength characteristics of the second non-visible light, calculates a representative value indicating the detection result in one pixel for each of m×n pixels constituting one frame in the visible image and the substance position image, and displays a result obtained by superimposing the calculation result on a corresponding pixel in the visible image, in a monitor.Type: ApplicationFiled: July 31, 2018Publication date: July 23, 2020Applicant: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventor: Keiji HIRATA
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Patent number: 10680571Abstract: A conductive path with noise filter that enables an effective reduction in a surge noise in a specific frequency band is provided. A conductive path with noise filter includes conductive path main, an insulating holder, inductors provided in the holder, receiving terminal fittings provided in the holder, insertion-side terminal fittings capable of being fitted to the receiving terminal fittings, a U-phase capacitor provided between the U-phase wire and the U-phase insertion-side terminal fitting, a V-phase capacitor provided between the V-phase wire and the V-phase insertion-side terminal fitting, and a W-phase capacitor provided between the W-phase wire and the W-phase insertion-side terminal fitting.Type: GrantFiled: August 27, 2015Date of Patent: June 9, 2020Assignees: AutoNetworks Technologies, Ltd., Sumitomo Wiring Systems, Ltd., Sumitomo Electric Industries, Ltd.Inventors: Keiji Hirata, Takeshi Aizawa
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Patent number: 10651814Abstract: A conductive path includes a plurality of covered electrical conductors that are obtained by enveloping a plurality of conductive path main bodies with insulating layers; a plurality of conductors that are individually fixed to outer circumferential surfaces of the insulating layers, capacitors being formed individually between the conductors and the conductive path main bodies; a body having a holder; a plurality of arc-shaped positioning recesses that are formed in the holder and are configured to respectively keep the plurality of covered electrical conductors positioned; a plurality of inductors that are respectively connected to the plurality of conductors and are fixed to the body; and a connector that is formed on the inductors, is exposed in an arc shape on an inner circumferential surface of the positioning recesses, and comes into contact with the conductors in a state in which the covered electrical conductors are held in the positioning recesses.Type: GrantFiled: April 3, 2017Date of Patent: May 12, 2020Assignees: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD.Inventors: Keiji Hirata, Takeshi Aizawa
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Patent number: 10585037Abstract: There is provided a substance detecting device emits first invisible light to the inside and the outside of a detection region of a substance, changes an emitting direction of the first invisible light inside and outside the detection region, receives third invisible light which is passing light of the first invisible light through the reference cell in which a detection target substance is stored, outside of the detection region, and adjusts a temperature of the first invisible light and controls the wavelength of the first invisible light based on the wavelength characteristics of the third invisible light.Type: GrantFiled: August 8, 2016Date of Patent: March 10, 2020Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Kazuhiro Yanagi, Keiji Hirata
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Patent number: 10541664Abstract: A conductive path with noise filter that enables an effective reduction in a surge noise in a specific frequency band is provided. A conductive path with noise filter includes conductive path main bodies, insulating layers that respectively surround the conductive path main bodies, conductive layers that are respectively provided to correspond to the conductive path main bodies with the insulating layers being sandwiched between the conductive layers and the conductive path main bodies and that respectively form capacitors in combination with the conductive path main bodies, and inductors connected to the conductive layers.Type: GrantFiled: August 27, 2015Date of Patent: January 21, 2020Assignees: AutoNetworks Technologies, Ltd., Sumitomo Wiring Systems, Ltd., Sumitomo Electric Industries, Ltd.Inventors: Keiji Hirata, Akihiro Hayashi
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Publication number: 20190123706Abstract: A conductive path includes a plurality of covered electrical conductors that are obtained by enveloping a plurality of conductive path main bodies with insulating layers; a plurality of conductors that are individually fixed to outer circumferential surfaces of the insulating layers, capacitors being formed individually between the conductors and the conductive path main bodies; a body having a holder; a plurality of arc-shaped positioning recesses that are formed in the holder and are configured to respectively keep the plurality of covered electrical conductors positioned; a plurality of inductors that are respectively connected to the plurality of conductors and are fixed to the body; and a connector that is formed on the inductors, is exposed in an arc shape on an inner circumferential surface of the positioning recesses, and comes into contact with the conductors in a state in which the covered electrical conductors are held in the positioning recesses.Type: ApplicationFiled: April 3, 2017Publication date: April 25, 2019Applicants: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD.Inventors: Keiji HIRATA, Takeshi AIZAWA
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Patent number: 10094769Abstract: A substance detection sensor includes a first light source, a second light source, and a substance detector. The first light source irradiates a detection area including a plurality of target areas with reference light having a first wavelength through surface irradiation using optical scanning. The second light source irradiates the detection area with first measuring light having a second wavelength different from the first wavelength through the surface irradiation using the optical scanning. The substance detector detects a specific substance in the detection area based on reflection light of the reference light from the first light source and reflection light of the first measuring light from the second light source.Type: GrantFiled: July 22, 2015Date of Patent: October 9, 2018Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Keiji Hirata, Yuuji Terashima, Kazuhiro Yanagi
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Publication number: 20180259613Abstract: An object detection device includes a microphone array that includes a plurality of non-directional microphones, and a processor that processes first sound data obtained by collecting sounds by the microphone array. The processor generates a plurality of items of second sound data having directivity in an arbitrary direction by sequentially changing a directivity direction based on the first sound data, and analyzes a sound pressure level and a frequency component of the second sound data, and determines that an object exists in a first direction in a case where a sound pressure level of a specific frequency, which is included in the frequency component of the second sound data having directivity in the first direction of the arbitrary direction, is equal to or larger than a first prescribed value.Type: ApplicationFiled: August 24, 2016Publication date: September 13, 2018Applicant: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Keiji HIRATA, Naoya TANAKA
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Publication number: 20180231460Abstract: There is provided a substance detecting device emits first invisible light to the inside and the outside of a detection region of a substance, changes an emitting direction of the first invisible light inside and outside the detection region, receives third invisible light which is passing light of the first invisible light through the reference cell in which a detection target substance is stored, outside of the detection region, and adjusts a temperature of the first invisible light and controls the wavelength of the first invisible light based on the wavelength characteristics of the third invisible light.Type: ApplicationFiled: August 8, 2016Publication date: August 16, 2018Applicant: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Kazuhiro YANAGI, Keiji HIRATA
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Publication number: 20180205357Abstract: A conductive path with noise filter that enables an effective reduction in a surge noise in a specific frequency band is provided. A conductive path with noise filter includes conductive path main, an insulating holder, inductors provided in the holder, receiving terminal fittings provided in the holder, insertion-side terminal fittings capable of being fitted to the receiving terminal fittings, a U-phase capacitor provided between the U-phase wire and the U-phase insertion-side terminal fitting, a V-phase capacitor provided between the V-phase wire and the V-phase insertion-side terminal fitting, and a W-phase capacitor provided between the W-phase wire and the W-phase insertion-side terminal fitting.Type: ApplicationFiled: August 27, 2015Publication date: July 19, 2018Inventors: Keiji Hirata, Takeshi Aizawa
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Publication number: 20180205356Abstract: A conductive path with noise filter that enables an effective reduction in a surge noise in a specific frequency band is provided. A conductive path with noise filter includes conductive path main bodies, insulating layers that respectively surround the conductive path main bodies, conductive layers that are respectively provided to correspond to the conductive path main bodies with the insulating layers being sandwiched between the conductive layers and the conductive path main bodies and that respectively form capacitors in combination with the conductive path main bodies, and inductors connected to the conductive layers.Type: ApplicationFiled: August 27, 2015Publication date: July 19, 2018Inventors: Keiji Hirata, Akihiro Hayashi
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Patent number: 9819881Abstract: A detection camera includes an imaging optical unit and a light receiving unit that acquire image data, a first detection processing unit that detects a specified substance, a second detection processing unit that acquires distance information from the imaging optical unit to the specified substance, and a display control unit that outputs display data in which information regarding the specified substance is combined with the image data in a case where the distance information is in a detection target distance range.Type: GrantFiled: December 22, 2014Date of Patent: November 14, 2017Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Yuuji Terashima, Naomi Shirai, Keiji Hirata
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Publication number: 20170261426Abstract: A substance detection sensor includes a first light source, a second light source, and a substance detector. The first light source irradiates a detection area including a plurality of target areas with reference light having a first wavelength through surface irradiation using optical scanning. The second light source irradiates the detection area with first measuring light having a second wavelength different from the first wavelength through the surface irradiation using the optical scanning. The substance detector detects a specific substance in the detection area based on reflection light of the reference light from the first light source and reflection light of the first measuring light from the second light source.Type: ApplicationFiled: July 22, 2015Publication date: September 14, 2017Applicant: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Keiji HIRATA, Yuuji TERASHIMA, Kazuhiro YANAGI
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Publication number: 20150181137Abstract: A detection camera includes an imaging optical unit and a light receiving unit that acquire image data, a first detection processing unit that detects a specified substance, a second detection processing unit that acquires distance information from the imaging optical unit to the specified substance, and a display control unit that outputs display data in which information regarding the specified substance is combined with the image data in a case where the distance information is in a detection target distance range.Type: ApplicationFiled: December 22, 2014Publication date: June 25, 2015Applicant: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Yuuji TERASHIMA, Naomi SHIRAI, Keiji HIRATA