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公开(公告)号：US20200348238A1
公开(公告)日：2020-11-05
申请号：US16760019
申请日：2018-09-14
Inventor： Nao Terasaki , Kazuya Kikunaga
Abstract: [Object] An electric conductivity-measuring material which emits light according to electric conductivity of a measurement object; an electric conductivity-measuring film containing the material; and an electric conductivity-measuring device and an electric conductivity-measuring method using the electric conductivity-measuring film are provided. An electric resistivity-measuring material which emits light according to electric resistivity of a measurement object when electrons are made incident; an electric resistivity-measuring film containing the material; and an electric resistivity-measuring device and an electric resistivity-measuring method using the electric resistivity-measuring film are also provided.[Solution] An electric conductivity-measuring material is used, which contains at least one of a fluorescent substance, a luminescent substance, an electroluminescent substance, a fractoluminescent substance, a photochromic substance, an afterglow substance, a photostimulated luminescent substance and a mechanoluminescent substance.
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公开(公告)号：US12264982B2
公开(公告)日：2025-04-01
申请号：US18245329
申请日：2021-10-11
Inventor： Yuki Fujio , Kazuma Kurihara , Kazuya Kikunaga , Kengo Manabe
IPC: G01L1/24
Abstract: A light emitting structure emits light in response to a load applied to an object from a load object. In the light emitting structure are formed contacting portions which are provided on a supporting surface of the object, and which have a predetermined length from the surface of the supporting surface in a direction perpendicular to the surface of the object, wherein a stress-luminescent material is included in at least a portion of the supporting surface and the surface of the contacting portions.
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3.发明申请公开(公告)号：US20140091806A1
公开(公告)日：2014-04-03
申请号：US14118778
申请日：2012-04-11
Inventor： Kazuya Kikunaga , Kazuhiro Nonaka
IPC: G01R29/12
Abstract: A static-electricity-quantity measuring apparatus and a static-electricity-quantity measuring method are optimum for a manufacturing site under a difficult-to-measure situation and measure the quantity of static electricity of electronic parts, machine parts, etc. simply with high accuracy. A static-electricity-quantity measuring apparatus of the present invention has: a receiving unit which receives virtual electromagnetic waves generated by vibrations applied to a measured object; a measuring unit which measures at least one of the intensity, frequency, and phase of the virtual electromagnetic waves received by the receiving unit; and a calculating unit which calculates the quantity of static electricity of the measured object based on the measurement result of the measuring unit.
Abstract translation: 静电量测量装置和静电量测量方法在难以测量的情况下对于制造场地是最佳的，并且仅测量电子部件，机器部件等的静电量 准确性。 本发明的静电量测量装置具有：接收单元，其接收由施加到测量对象的振动产生的虚拟电磁波; 测量单元，其测量由所述接收单元接收的所述虚拟电磁波的强度，频率和相位中的至少一个; 以及计算单元，其基于测量单元的测量结果来计算被测物体的静电量。
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Patent Agency Ranking
公开(公告)号：US11004572B2
公开(公告)日：2021-05-11
申请号：US16318545
申请日：2017-07-20
Inventor： Nao Terasaki , Kazuya Kikunaga
Abstract: A charged particle detection material which can detect charged particles due to a discharge phenomenon or the like caused even in a very low voltage which cannot be observed by a prior art, as well as a charged particle detection film and a charged particle detection liquid using the material. The charged particle detection material and the charged particle detection film contain at least one of a fluorescent substance, a luminescent substance, an electroluminescent substance, a fractoluminescent substance, a photochromic substance, an afterglow substance, a photostimulated luminescent substance and a mechanoluminescent substance and can easily detect emission or incidence of charged particles in real time.
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公开(公告)号：US10718803B2
公开(公告)日：2020-07-21
申请号：US16092540
申请日：2017-02-27
Inventor： Kazuya Kikunaga
Abstract: With prior art static electricity distribution measuring devices, there has been the problem that it has not been possible to measure the amount of electrostatic charge over a wide range at high spatial resolution and quickly.In the present invention, there are provided: a detection unit 20 in which a plurality of sensors, provided upon a surface, move relatively along the surface of an electrostatically charged subject 100 to be measured, and detect potential changes generated by the distance to the surface of the measurement subject being changed; a reference distance measuring unit that measures the distance between the surface of the measurement subject and the surface of the detection unit; a distance adjustment unit that adjusts that distance so that it becomes a reference distance that is determined in advance; and a vibrating unit that causes the distance between the surface of the measurement subject and the surface of the detection unit to change upon a predetermined cycle.
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公开(公告)号：US11789058B2
公开(公告)日：2023-10-17
申请号：US16624278
申请日：2018-06-20
Inventor： Nao Terasaki , Kazuya Kikunaga
CPC classification number: G01R29/24 , C09K11/02 , C09K11/7734 , G01R29/14
Abstract: [Problem]
The object of the present invention is to provide a static electricity distribution-visualizing material, a static electricity-visualizing film, a static electricity distribution-visualizing device, and a static electricity distribution-visualizing method, which can visualize a charged state to be seen with naked eyes so as to intuitively understand a static electricity distribution.
[Solution]
A static electricity distribution-visualizing material is manufactured so as to contain at least one of a fluorescent substance, a luminescent substance, an electroluminescent substance, a fractoluminescent substance, a photochromic substance, an afterglow substance, a photostimulated luminescent substance and a mechanoluminescent substance.-
公开(公告)号：US11698399B2
公开(公告)日：2023-07-11
申请号：US16760019
申请日：2018-09-14
Inventor： Nao Terasaki , Kazuya Kikunaga
IPC: G01R27/02 , G01N21/66 , G01N23/2254 , C09K11/77
CPC classification number: G01R27/02 , C09K11/7734 , G01N21/66 , G01N23/2254
Abstract: [Object] An electric conductivity-measuring material which emits light according to electric conductivity of a measurement object; an electric conductivity-measuring film containing the material; and an electric conductivity-measuring device and an electric conductivity-measuring method using the electric conductivity-measuring film are provided. An electric resistivity-measuring material which emits light according to electric resistivity of a measurement object when electrons are made incident; an electric resistivity-measuring film containing the material; and an electric resistivity-measuring device and an electric resistivity-measuring method using the electric resistivity-measuring film are also provided.
[Solution] An electric conductivity-measuring material is used, which contains at least one of a fluorescent substance, a luminescent substance, an electroluminescent substance, a fractoluminescent substance, a photochromic substance, an afterglow substance, a photostimulated luminescent substance and a mechanoluminescent substance.-
公开(公告)号：US09841450B2
公开(公告)日：2017-12-12
申请号：US14905591
申请日：2014-03-13
Inventor： Kazuya Kikunaga , Kazuhiro Nonaka
IPC: G01R29/12 , G01R29/24 , G06F1/00 , H01L21/00 , G01R29/14 , G01V3/08 , G01R29/08 , G06T11/20 , G01H11/06
CPC classification number: G01R29/24 , G01H11/06 , G01R29/0878 , G01R29/14 , G01V3/088 , G06F1/00 , G06T11/206 , H01L21/00 , H01L2221/00
Abstract: A static electricity distribution measuring apparatus (1) according to the present disclosure measures the static electricity distribution on a measurement surface of a measurement target (200), and is provided with: an array antenna (2) that receives electric fields generated from each of a plurality of areas (211) on the measurement surface through vibration; a vibrator (3) that vibrates the measurement target (200) or the array antenna (2); a measurer (4) that measures at least one from among intensity, frequency and phase of the electric fields in each of the plurality of areas (211) received by the array antenna (2); a calculator (5) that calculates an amount of static electricity for each of the plurality of areas (211) based on measurement results by the measurer (4); and a drawer (6) that draws the static electricity distribution on the measurement surface based on the amount of static electricity in each of the plurality of areas (211). The array antenna (2) has a plurality of antenna elements (21) respectively corresponding to the plurality of areas (211).
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