Patents by Inventor Kazuya Iwata
Kazuya Iwata 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: 11845608Abstract: A suspended transport vehicle travels along a track supported by a ceiling and transfers an article to a shelf of a rack installed on a floor, the suspended transport vehicle has a driving part, a first traveling part and a second traveling part, a ceiling-side member that is suspended downwards from the first traveling part and the second traveling part and has a transferring part that transfers the article to the shelf of the rack, a floor-side member that is provided so as to be capable of relative movement with respect to the ceiling-side member and has travel rollers being contacting parts in contact with a first guide part installed on the floor, and a distance sensor that detects a relative distance between the ceiling-side member and the floor-side member.Type: GrantFiled: September 15, 2020Date of Patent: December 19, 2023Assignee: MURATA MACHINERY, LTD.Inventors: Eiji Wada, Kazuya Iwata
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Publication number: 20230384247Abstract: Proposed are an X-ray inspection apparatus and a method of inspection with X-rays in which even in a sample having coated portion and uncoated portion of the cathode material, the inspection of foreign objects in the both portions can be simultaneously performed under the same conditions. The X-ray inspection apparatus includes an X-ray source (2) that irradiates the sample (S) with X-rays (X1), an X-ray detection unit (3) which is installed at a side opposite to the X-ray source with respect to the sample and detects the X-rays that passed through the sample, and a filter (4) installed between the X-ray source and the X-ray detection unit, wherein the sample has a region with a large amount of X-ray absorption and a region with a small amount of X-ray absorption.Type: ApplicationFiled: April 21, 2023Publication date: November 30, 2023Inventors: Toshiyuki TAKAHARA, Tsuneo SATO, Satoshi MATSUBARA, Yuta SEKI, Kazuya IWATA
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Publication number: 20230384246Abstract: Proposed are an X-ray inspection apparatus and a method of inspection with X-rays in which foreign objects in even a sample in which bending, sagging, or curving may occur can be inspected accurately. The X-ray inspection apparatus includes an X-ray source (2) which irradiates a sample with an X-ray, an X-ray detection unit (3) that is installed on a side opposite to the X-ray source with respect to the sample and detects the X-ray that passed through the sample, and a sample support mechanism (14) that supports the sample, wherein the sample is flexible and has a shape of a film, and the sample support mechanism has a support body (4) through which the X-ray is capable of passing and which is in close contact with and supports at least a portion of the sample, that is disposed between the X-ray source and the X-ray detection unit.Type: ApplicationFiled: April 21, 2023Publication date: November 30, 2023Inventors: Toshiyuki TAKAHARA, Tsuneo SATO, Satoshi MATSUBARA, Yuta SEKI, Kazuya IWATA
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Patent number: 11733612Abstract: A substrate processing apparatus includes light source configured to irradiate a substrate having thereon a resist film made of a resist material for EUV lithography with light including vacuum ultraviolet light before an exposure process, and a light amount suppressing member provided in an optical path of the light from the light source and configured to suppress an amount of the light reaching a surface of the substrate such that the light becomes weak light as a whole in an irradiation region, wherein the light including the vacuum ultraviolet light contains a continuous spectral component of at least a portion of a band contained in a wavelength of 10 nm to 200 nm.Type: GrantFiled: March 24, 2022Date of Patent: August 22, 2023Assignee: TOKYO ELECTRON LIMITEDInventors: Kazuya Iwata, Norihisa Koga
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Publication number: 20230009748Abstract: A server device includes a communication unit and a control unit that communicates via the communication unit. The control unit receives, from a plurality of terminal devices, requests to receive a service from one vehicle, each of the requests specifying a provision period and a provision section of the service. Of a plurality of such moving processes that the vehicle is located in the provision section during the provision period of each of one or more services, the control unit sends, to the vehicle, information instructing the vehicle to perform a moving process with a higher total score assigned to a service included in the moving process than a remainder of the moving processes.Type: ApplicationFiled: April 26, 2022Publication date: January 12, 2023Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Keiichiro FUJITA, Yukari SUZUKI, Kazuya IWATA, Yota SAKURAI
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Publication number: 20220380125Abstract: A suspended transport vehicle travels along a track supported by a ceiling and transfers an article to a shelf of a rack installed on a floor, the suspended transport vehicle has a driving part, a first traveling part and a second traveling part, a ceiling-side member that is suspended downwards from the first traveling part and the second traveling part and has a transferring part that transfers the article to the shelf of the rack, a floor-side member that is provided so as to be capable of relative movement with respect to the ceiling-side member and has travel rollers being contacting parts in contact with a first guide part installed on the floor, and a distance sensor that detects a relative distance between the ceiling-side member and the floor-side member.Type: ApplicationFiled: September 15, 2020Publication date: December 1, 2022Inventors: Eiji WADA, Kazuya IWATA
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Publication number: 20220351299Abstract: A controller of an information processing apparatus acquires travel information on a travel by a user from a departure point to a destination, and determines to grant an incentive to the user in a case in which the user is determined to have performed a travel on foot in addition to a travel using a vehicle based on the acquired travel information.Type: ApplicationFiled: April 27, 2022Publication date: November 3, 2022Inventors: Tadahiro KASHIWAI, Toyokazu NAKASHIMA, Hideo HASEGAWA, Kazuya IWATA, Shinichiro IIDA, Kiyonori YOSHIDA, Yota SAKURAI
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Publication number: 20220351224Abstract: A control unit of an information processing device outputs proposal information for proposing to a user of a vehicle that an incentive is given when the user passes, in the vehicle, a point where traffic frequency becomes less than a predetermined threshold value and stops at a predetermined facility, and determines that the incentive is given to the user when determination is made that the user has passed the point in the vehicle and has stopped at the predetermined facility based on movement information of the user.Type: ApplicationFiled: April 25, 2022Publication date: November 3, 2022Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Tadahiro KASHIWAI, Toyokazu NAKASHIMA, Hideo HASEGAWA, Kazuya IWATA, Shinichiro IIDA, Kiyonori YOSHIDA, Yota SAKURAI
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Publication number: 20220335855Abstract: A pre-driving test device includes a control unit that calculates a score of a pre-driving test by outputting request data that requests a user for performing a user operation including, as the pre-driving test, a steering wheel operation, an accelerator operation, a brake operation, or an arbitrary combination of the steering wheel operation, the accelerator operation, and the brake operation, after a vehicle is started and before the vehicle starts moving, acquiring vehicle data recorded in the vehicle while the user operation is being performed, and evaluating the user operation based on the vehicle data acquired, and determines whether to give an incentive to the user by comparing the calculated score with a reference score.Type: ApplicationFiled: March 8, 2022Publication date: October 20, 2022Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Tadahiro Kashiwai, Toyokazu Nakashima, Hideo Hasegawa, Kazuya Iwata, Shinichiro Iida, Kiyonori Yoshida, Yota Sakurai
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Publication number: 20220317575Abstract: A substrate processing apparatus includes light source configured to irradiate a substrate having thereon a resist film made of a resist material for EUV lithography with light including vacuum ultraviolet light before an exposure process, and a light amount suppressing member provided in an optical path of the light from the light source and configured to suppress an amount of the light reaching a surface of the substrate such that the light becomes weak light as a whole in an irradiation region, wherein the light including the vacuum ultraviolet light contains a continuous spectral component of at least a portion of a band contained in a wavelength of 10 nm to 200 nm.Type: ApplicationFiled: March 24, 2022Publication date: October 6, 2022Inventors: Kazuya IWATA, Norihisa KOGA
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Patent number: 10389324Abstract: An audio reproduction device includes: a signal amplifier that amplifies an input signal; a characteristic measuring device that obtains a characteristic of the speaker device based on a supply signal obtained by using, as the input signal, a measurement signal having a predetermined frequency characteristic; a structure analyzer that identifies a structure of the speaker device based on a result obtained by the characteristic measuring device; a delay characteristic calculator that calculates a delay characteristic of the speaker device according to the identified structure of the speaker device; a correction parameter generator that generates a correction parameter based on a difference between the delay characteristic calculated by the delay characteristic calculator and a target delay characteristic; and a corrector that corrects the input signal input to the signal amplifier based on the correction parameter generated by the correction parameter generator.Type: GrantFiled: September 16, 2016Date of Patent: August 20, 2019Assignee: Panasonic Intellectual Property Management Co., Ltd.Inventor: Kazuya Iwata
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Publication number: 20190028080Abstract: An audio reproduction device includes: a signal amplifier that amplifies an input signal; a characteristic measuring device that obtains a characteristic of the speaker device based on a supply signal obtained by using, as the input signal, a measurement signal having a predetermined frequency characteristic; a structure analyzer that identifies a structure of the speaker device based on a result obtained by the characteristic measuring device; a delay characteristic calculator that calculates a delay characteristic of the speaker device according to the identified structure of the speaker device; a correction parameter generator that generates a correction parameter based on a difference between the delay characteristic calculated by the delay characteristic calculator and a target delay characteristic; and a corrector that corrects the input signal input to the signal amplifier based on the correction parameter generated by the correction parameter generator.Type: ApplicationFiled: September 16, 2016Publication date: January 24, 2019Inventor: KAZUYA IWATA
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Patent number: 9848264Abstract: An audio signal amplification device of the disclosure includes: a delta-sigma modulation part configured to resample an input digital audio signal with a quantization number smaller than a quantization number of the digital audio signal; a pulse-width modulation part configured to convert an output signal from the delta-sigma modulation part into a pulse-width modulation signal which sets a gradation of the output signal in an amplitude direction at a gradation of a pulse width; a power amplification part configured to perform power amplification on an output signal from the pulse-width modulation part; a low-pass filter configured to diminish a component higher than a predetermined cutoff frequency, in an output signal from the power amplification part, and to output the resultant signal; and a correction processing part configured to generate a correction signal for correcting the digital audio signal.Type: GrantFiled: July 10, 2016Date of Patent: December 19, 2017Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventor: Kazuya Iwata
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Publication number: 20160323669Abstract: An audio signal amplification device of the disclosure includes: a delta-sigma modulation part configured to resample an input digital audio signal with a quantization number smaller than a quantization number of the digital audio signal; a pulse-width modulation part configured to convert an output signal from the delta-sigma modulation part into a pulse-width modulation signal which sets a gradation of the output signal in an amplitude direction at a gradation of a pulse width; a power amplification part configured to perform power amplification on an output signal from the pulse-width modulation part; a low-pass filter configured to diminish a component higher than a predetermined cutoff frequency, in an output signal from the power amplification part, and to output the resultant signal; and a correction processing part configured to generate a correction signal for correcting the digital audio signal.Type: ApplicationFiled: July 10, 2016Publication date: November 3, 2016Inventor: KAZUYA IWATA
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Patent number: 8848952Abstract: An audio reproduction apparatus includes: a delay equalizer (301), a delay equalizer (303), a level adjuster (314), and a level adjuster (317). The delay equalizer (301) equalizes an FL signal using an equalizer characteristic EQ9 that converts a characteristic of an audio signal perceived as being reproduced at a position of an FL speaker (104) with respect to a viewing position to be perceived as being reproduced at a position of a virtual speaker (201) with respect to the viewing position. The delay equalizer (303) equalizes the FL signal using an equalizer characteristic (EQ12) that converts a characteristic of an audio signal perceived as being reproduced at a position of an SL speaker (106) with respect to a viewing position to be perceived as being reproduced at a position of the virtual speaker (201) with respect to the viewing position. The level adjuster (314) performs level adjustment, using a first coefficient K9, on an output signal of the delay equalizer (301).Type: GrantFiled: April 30, 2010Date of Patent: September 30, 2014Assignee: Panasonic CorporationInventor: Kazuya Iwata
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Patent number: 8701619Abstract: An internal combustion engine piston includes a piston crown, a thrust-side skirt, an anti-thrust-side skirt, a first apron, and a second apron. The first and second aprons are connected to the thrust-side and anti-thrust-side skirts through connecting sections. Each connecting section has a thickness that gradually increases as followed from a proximal longitudinal end to a distal longitudinal end, wherein the proximal longitudinal end is closer to the piston crown, and the distal longitudinal end is closer to a distal longitudinal end of a corresponding one of the thrust-side and anti-thrust-side skirts.Type: GrantFiled: May 17, 2012Date of Patent: April 22, 2014Assignee: Hitachi Automotive Systems, Ltd.Inventors: Kazuya Iwata, Seiichi Sue
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Patent number: 8560101Abstract: Audio signal processing apparatus includes: an amplitude change extractor 3 which obtains an amplitude change extraction signal which is a signal having an amplitude changing at a fixed quantization width when an amplitude of an input signal temporally changes; a first requantizer 2 which extends, from a first bit count to a second bit count, a bit count representing the amplitude change extraction signal obtained; a second requantizer 5 which smoothes the amplitude change extraction signal by requantizing using a second quantization width less than a first quantization width used on the input signal; a difference signal generator which obtains a difference signal which is a signal represented using the second bit count and obtained by subtracting the amplitude change extraction signal from the input signal; and an adder 6 which generates an output signal by adding a second requantized signal which is the amplitude change extraction signal smoothed by the second requantizer 5 and the difference signal obtaineType: GrantFiled: September 30, 2010Date of Patent: October 15, 2013Assignee: Panasonic CorporationInventor: Kazuya Iwata
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Patent number: 8428917Abstract: A signal processing device includes a transformer simulator for simulating transfer characteristic of a transformer which changes in frequency characteristic depending on a load connected to the transformer and processing an input signal with the transfer characteristic to output the processed signal, and a load impedance simulator for simulating impedance characteristic of a predetermined load to output the impedance characteristic. The transformer simulator simulates the transfer characteristic of the transformer to which the load having the load impedance which is simulated by the load impedance simulator is connected.Type: GrantFiled: November 19, 2007Date of Patent: April 23, 2013Assignee: Panasonic CorporationInventor: Kazuya Iwata
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Patent number: 8346542Abstract: An audio signal band expanding apparatus (100a) includes a harmonic generator (3) that receives an input audio signal having a predetermined band and generates, based on the input audio signal, harmonic signals, and an adder (2) that adds the harmonic signals generated by the harmonic generator (3) to the input audio signal. The harmonic generator (3) simulates the input-output characteristics of a predetermined amplifier or that of a device to generate the harmonic signals from the input audio signal.Type: GrantFiled: February 16, 2012Date of Patent: January 1, 2013Assignee: Panasonic CorporationInventor: Kazuya Iwata
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Publication number: 20120227701Abstract: An internal combustion engine piston includes a piston crown, a thrust-side skirt, an anti-thrust-side skirt, a first apron, and a second apron. The first and second aprons are connected to the thrust-side and anti-thrust-side skirts through connecting sections. Each connecting section has a thickness that gradually increases as followed from a proximal longitudinal end to a distal longitudinal end, wherein the proximal longitudinal end is closer to the piston crown, and the distal longitudinal end is closer to a distal longitudinal end of a corresponding one of the thrust-side and anti-thrust-side skirts.Type: ApplicationFiled: May 17, 2012Publication date: September 13, 2012Applicant: Hitachi Automotive Systems, Ltd.Inventors: Kazuya IWATA, Seiichi Sue