Patents by Inventor Takeji Ueda
Takeji 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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Publication number: 20240102927Abstract: A terahertz-wave signal input unit 11 configured to input a terahertz-wave signal from a spectroscopic apparatus 200 for detecting a terahertz wave acting on a photoresist, and a terahertz-wave signal analysis unit 12 configured to analyze a terahertz-wave signal input by the terahertz-wave signal input unit 11 to acquire characteristic information of the photoresist are included, and spectroscopic processing using a terahertz wave is performed on a photoresist to acquire characteristic information of the photoresist (a characteristic value or a correlation characteristic indicating a relationship between a plurality of elements including the characteristic value).Type: ApplicationFiled: September 28, 2020Publication date: March 28, 2024Inventors: Akira WATANABE, Tadashi OKUNO, Takeji UEDA
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Patent number: 11680896Abstract: An electromagnetic signal analysis apparatus includes a frequency spectrum obtaining unit 11 to obtain a frequency spectrum that is generated based on an electromagnetic signal obtained by a spectral device 20 and represents a property value with respect to a frequency, a water vapor fitting processing unit 12 to fit a waveform of a single fitting function or a composite waveform, of a plurality of fitting functions to a frequency spectrum at a frequency at which absorption of the electromagnetic waves by water vapor is increased, and a property analyzing unit 14 to analyze a property of a liquid sample using at least two values that determine a characteristic of the fitting function used for the fitting, so that the frequency spectrum, at the frequency at which absorption of the electromagnetic waves by water vapor generated from surfaces of the liquid sample is increased is processed to analyze the property of the liquid sample.Type: GrantFiled: October 8, 2020Date of Patent: June 20, 2023Assignee: FEMTO DEPLOYMENTS INC.Inventors: Akira Watanabe, Tadashi Okuno, Takeji Ueda
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Publication number: 20230109626Abstract: A coating film has a surfactant having a hydrophobic group or a lipophilic group and a hydrophilic group, and a film having holes on a surface thereof capable of carrying the surfactant. The surfactant has the lipophilic group of 5 or more carbon atoms and does not evaporate at room temperature. The film is a porous film. A porosity of the porous film is 5% or more and 60% or less. The surfactant is an abietic acid-based compound. Alternatively, the surfactant is chlorhexidine. A hole diameter of the holes is greater than 10 times as large as a size of a virus.Type: ApplicationFiled: December 2, 2022Publication date: April 6, 2023Inventors: Takeji Ueda, Yoichi Yamada, Jun Akedo
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Publication number: 20220390364Abstract: The invention is configured to include a spectroscopy cell 100 as a container including one or more spaces, each of which has a plate shape and contains a to-be-measured object that transmits or reflects a terahertz wave; and a holder 6 including one or more first holder through-holes 6b and 6c disposed at positions corresponding to the spaces of the spectroscopy cell 100, each of the spaces containing the to-be-measured object. A body portion 1 of the spectroscopy cell 100 is made of a resin material that transmits the terahertz wave, and the spectroscopy cell 100 is loaded into the holder 6 and is used. The holder 6 has a function of holding the spectroscopy cell 100, and a function of correcting one or more of a distortion, a twist, and a bending of the spectroscopy cell 100.Type: ApplicationFiled: April 1, 2021Publication date: December 8, 2022Inventors: Akira WATANABE, Tadashi OKUNO, Takeji UEDA
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Publication number: 20220128463Abstract: An electromagnetic signal analysis apparatus includes a frequency spectrum obtaining unit 11 to obtain a frequency spectrum that is generated based on an electromagnetic signal obtained by a spectral device 20 and represents a property value with respect to a frequency, a water vapor fitting processing unit 12 to fit a waveform of a single fitting function or a composite waveform, of a plurality of fitting functions to a frequency spectrum at a frequency at which absorption of the electromagnetic waves by water vapor is increased, and a property analyzing unit 14 to analyze a property of a liquid sample using at least two values that determine a characteristic of the fitting function used for the fitting, so that the frequency spectrum, at the frequency at which absorption of the electromagnetic waves by water vapor generated from surfaces of the liquid sample is increased is processed to analyze the property of the liquid sample.Type: ApplicationFiled: October 8, 2020Publication date: April 28, 2022Inventors: Akira WATANABE, Tadashi OKUNO, Takeji UEDA
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Patent number: 11181474Abstract: A terahertz wave signal analysis device includes a fitting processing unit 13 that fits synthetic waveforms of a plurality of normal distribution functions which differ in at least one of a center frequency, an amplitude, and a width to a frequency spectrum obtained from a terahertz wave signal and a graph generating unit 14 that generates a graph using at least one of a center frequency, an amplitude, and a width of a plurality of normal distribution functions used in the fitting as parameters, and it is possible to visualize a feature corresponding to a characteristic of a sample in the form of a graph in an easy-to-understand manner by approximating a frequency spectrum which does not clearly appear because a difference in the characteristic of the sample becomes a feature of a waveform by synthetic waveforms of a plurality of normal distribution functions in a form in which the characteristic of the sample is taken over and generating a graph on the basis of parameters of a plurality of normal distributioType: GrantFiled: December 11, 2017Date of Patent: November 23, 2021Assignee: FEMTO Deployments Inc.Inventors: Akira Watanabe, Tadashi Okuno, Takeji Ueda
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Publication number: 20210201140Abstract: A learning model creation unit 12A that creates a learning model using parameters of a plurality of fitting functions corresponding to a generation source of a composite waveform fit to a frequency spectrum obtained by spectroscopic measurement of a terahertz wave, and a sample information prediction unit 22A that applies a parameter obtained for a sample to be predicted to the learning mode thereby predicting information about the sample to be predicted are included, and the information about the sample to be predicted can be more accurately predicted using a learning model in which a feature quantity representing a property of a sample is reflected as the parameters of the plurality of fitting functions corresponding to the generation source of the composite waveform fit to the frequency spectrum.Type: ApplicationFiled: August 6, 2018Publication date: July 1, 2021Inventors: Akira WATANABE, Tadashi OKUNO, Takeji UEDA
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Patent number: 10925786Abstract: A device to provide assistance in transferring and standing includes a knee-fixing unit wrapped around and supporting either the knee area or at least the front and sides of the lower leg area from knee to ankle of a care-receiver; a pelvis support wrapped around at least the buttocks or a section from the pelvis to thighs of said care-receiver in a manner that prevents slippage from said pelvis support from slipping off; and left and right pulling bands. Each band having two connecting ends attached to the side of a thigh section and the side of a hip section of said pelvis support respectively so that said bands are positioned above and below the greater trochanter when said care-receiver is being pulled up during transfer/standing assistance and are positioned in front of and behind the greater trochanter when said care-receiver is seated.Type: GrantFiled: October 26, 2016Date of Patent: February 23, 2021Assignee: ENERGYFRONT INCInventor: Takeji Ueda
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Publication number: 20200406288Abstract: A liquid film cartridge includes: a nozzle section 10 which ejects a foamable solution 100 and generates a liquid film in a space; and a liquid leading section 20 which leads the foamable solution 100 to the nozzle section 10, in which when an outermost portion of a liquid ejecting port 11 of the nozzle section 10 and an inner wall 21 of the liquid leading section 20 are disposed with a gap therebetween so as to satisfy a condition of a predetermined separation relationship, a distance from the inner wall 21 generating air bubbles 103 to the liquid ejecting port 11 in the liquid leading section 20 corresponding to a flow path immediately before the foamable solution 100 reaches the nozzle section 10 is increased and the amount of the air bubbles 103 entering from the liquid leading section 20 into the nozzle section 10 can be reduced.Type: ApplicationFiled: January 17, 2019Publication date: December 31, 2020Inventors: Akira WATANABE, Tadashi OKUNO, Takeji UEDA, Bunpei DOI
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Publication number: 20200096424Abstract: A flat plate-like space region 13A formed between an inflow port 11A and an outflow port 11B of liquid has a predetermined thickness, and the planar shape of the space region 13A is configured in a shape in which the surface tensions generated, by liquid supplied to the space region 13A, from different places in a contour portion of the space region 13A toward the inner side of the space region 13A interact with each other. Thus, when the liquid is supplied to the space region 13A of a liquid film generating tool 100A from the outside, the liquid spreads in a plate shape along the shape of the space region 13A, and the surface tensions generated toward the inner side of the space region 13 can interact with each other to form a liquid film.Type: ApplicationFiled: May 16, 2018Publication date: March 26, 2020Inventors: Akira WATANABE, Bunpei DOI, Tadashi OKUNO, Takeji UEDA
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Publication number: 20190369016Abstract: A terahertz wave signal analysis device includes a fitting processing unit 13 that fits synthetic waveforms of a plurality of normal distribution functions which differ in at least one of a center frequency, an amplitude, and a width to a frequency spectrum obtained from a terahertz wave signal and a graph generating unit 14 that generates a graph using at least one of a center frequency, an amplitude, and a width of a plurality of normal distribution functions used in the fitting as parameters, and it is possible to visualize a feature corresponding to a characteristic of a sample in the form of a graph in an easy-to-understand manner by approximating a frequency spectrum which does not clearly appear because a difference in the characteristic of the sample becomes a feature of a waveform by synthetic waveforms of a plurality of normal distribution functions in a form in which the characteristic of the sample is taken over and generating a graph on the basis of parameters of a plurality of normal distributioType: ApplicationFiled: December 11, 2017Publication date: December 5, 2019Inventors: Akira WATANABE, Tadashi OKUNO, Takeji UEDA
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Publication number: 20190358102Abstract: A device to provide assistance in transferring and standing includes a knee-fixing unit wrapped around and supporting either the knee area or at least the front and sides of the lower leg area from knee to ankle of a care-receiver; a pelvis support wrapped around at least the buttocks or a section from the pelvis to thighs of said care-receiver in a manner that prevents slippage from said pelvis support from slipping off; and left and right pulling bands. Each band having two connecting ends attached to the side of a thigh section and the side of a hip section of said pelvis support respectively so that said bands are positioned above and below the greater trochanter when said care-receiver is being pulled up during transfer/standing assistance and are positioned in front of and behind the greater trochanter when said care-receiver is seated.Type: ApplicationFiled: October 26, 2016Publication date: November 28, 2019Applicant: ENERGYFRONT INCInventor: Takeji Ueda
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Patent number: 10352849Abstract: A terahertz wave is spectrally dispersed into two waves which are caused to pass through a sample liquid film 101 and a reference liquid film 102 and are then collected, and the terahertz waves in an interference state are detected by a terahertz wave detecting semiconductor 15. Consequently, only spectroscopic information related to a distinctive characteristic of the sample liquid film 101 is detected. In addition, a predetermined optical path length difference is provided between a path where the terahertz wave is transmitted through the sample liquid film 101 and a path where the terahertz wave is transmitted through the reference liquid film 102 by an optical delaying unit 17.Type: GrantFiled: July 21, 2017Date of Patent: July 16, 2019Assignee: FEMTO DEPLOYMENTS INC.Inventors: Akira Watanabe, Tadashi Okuno, Takeji Ueda
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Patent number: 10295461Abstract: There are provided a terahertz wave spectral dispersing unit 13 for spectrally dispersing a terahertz wave to be generated from a terahertz wave generating semiconductor 12 into two waves, a terahertz wave focusing unit 14 for focusing a terahertz wave transmitted through a sample liquid film 101 and a terahertz wave transmitted through a reference liquid film 102, and a terahertz wave detecting semiconductor 15 for detecting the focused terahertz wave, and it is possible to detect the terahertz wave transmitted through the sample liquid film 101 and the terahertz wave transmitted through the reference liquid film 102 in an interference state, thereby offsetting a noise made by a stripe-shaped wave generated on the sample liquid film 101 and a noise made by a stripe-shaped wave generated on the reference liquid film 102.Type: GrantFiled: October 18, 2016Date of Patent: May 21, 2019Assignee: FEMTO DEPLOYMENTS INC.Inventors: Akira Watanabe, Takeji Ueda, Tadashi Okuno
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Publication number: 20190120757Abstract: A terahertz wave is spectrally dispersed into two waves which are caused to pass through a sample liquid film 101 and a reference liquid film 102 and are then collected, and the terahertz waves in an interference state are detected by a terahertz wave detecting semiconductor 15. Consequently, only spectroscopic information related to a distinctive characteristic of the sample liquid film 101 is detected. In addition, a predetermined optical path length difference is provided between a path where the terahertz wave is transmitted through the sample liquid film 101 and a path where the terahertz wave is transmitted through the reference liquid film 102 by an optical delaying unit 17.Type: ApplicationFiled: July 21, 2017Publication date: April 25, 2019Inventors: Akira WATANABE, Tadashi OKUNO, Takeji UEDA
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Publication number: 20190041326Abstract: There are provided a terahertz wave spectral dispersing unit 13 for spectrally dispersing a terahertz wave to be generated from a terahertz wave generating semiconductor 12 into two waves, a terahertz wave focusing unit 14 for focusing a terahertz wave transmitted through a sample liquid film 101 and a terahertz wave transmitted through a reference liquid film 102, and a terahertz wave detecting semiconductor 15 for detecting the focused terahertz wave, and it is possible to detect the terahertz wave transmitted through the sample liquid film 101 and the terahertz wave transmitted through the reference liquid film 102 in an interference state, thereby offsetting a noise made by a stripe-shaped wave generated on the sample liquid film 101 and a noise made by a stripe-shaped wave generated on the reference liquid film 102.Type: ApplicationFiled: October 18, 2016Publication date: February 7, 2019Inventors: Akira WATANABE, Takeji Ueda, Tadashi Okuno
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Patent number: 8304731Abstract: An infrared light detector with an infrared light sensitivity thereof further improved. According to the infrared light detector, an isolated region of a first electronic layer is switched between a “disconnected status” and a “connected status”. Under the connected status, saturation of an electrostatic charge quantity of the isolated region in the disconnected status is eliminated, and consequently, saturation of a variation amount of an electrical conductivity of a second electronic layer is eliminated. Therefore, the infrared light sensitivity is further improved by time integration of the variation amount of the electrical conductivity of the second electronic layer.Type: GrantFiled: February 1, 2008Date of Patent: November 6, 2012Assignee: Japan Science and Technology AgencyInventors: Susumu Komiyama, Zhenghua An, Takeji Ueda
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Publication number: 20120061647Abstract: Provided is an infrared light detector 100 wherein a light coupling mechanism 110 is configured by a metal thin film or metal thin plate in which a plurality of windows apart from each other are formed. Each of the windows is formed by multangular shapes in which a part of the internal angles are obtuse angles. The plurality of windows are periodically arrayed in postures having translational symmetry in at least two directions. The array cycle p of the plurality of windows are set according to a wavelength A? of the infrared light of a substrate including a first electronic layer 110 so as to fall within a range with reference to a value at which a perpendicular oscillating electric field component in a first electronic region 10 indicates a peak value.Type: ApplicationFiled: April 16, 2010Publication date: March 15, 2012Applicant: JAPAN SCIENCE AND TECHNOLOGY AGENCYInventors: Susumu Komiyama, Patrick Nickels, Takeji Ueda
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Publication number: 20100116989Abstract: An infrared light detector with an infrared light sensitivity thereof further improved. According to the infrared light detector, an isolated region of a first electronic layer is switched between a “disconnected status” and a “connected status”. Under the connected status, saturation of an electrostatic charge quantity of the isolated region in the disconnected status is eliminated, and consequently, saturation of a variation amount of an electrical conductivity of a second electronic layer is eliminated. Therefore, the infrared light sensitivity is further improved by time integration of the variation amount of the electrical conductivity of the second electronic layer.Type: ApplicationFiled: February 1, 2008Publication date: May 13, 2010Applicant: JAPAN SCIENCE AND TECHNOLOGY AGENCYInventors: Susumu Komiyama, Zhenghua An, Takeji Ueda
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Publication number: 20050183749Abstract: A substrate cleaning apparatus comprises an outer shell constructed such that the outer shell is selectively openable or hermetically closable to form a sealed space, an inner shell enclosed within the outer shell and having a holding member for holding a substrate, and a dispenser unit for feeding at least one of gas and liquid into the inner shell. Within the sealed space formed by the outer shell, a highly gas-tight space is formed by the inner shell to permit cleaning of the substrate within the highly gas-tight space. Also disclosed are a dispenser, a substrate holding mechanism and a substrate cleaning chamber, which are suitable for use with the substrate cleaning apparatus, and substrate cleaning processes making use of these dispenser, substrate holding mechanism and substrate cleaning chamber, respectively.Type: ApplicationFiled: March 2, 2005Publication date: August 25, 2005Applicant: m-FSI LTD.Inventors: Kousaku Matsuno, Masao Iga, Takeji Ueda, Jun Kanayasu, Satoshi Shikami