Patents by Inventor Kosuke Yamamoto

Kosuke Yamamoto 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).

  • Publication number: 20190103789
    Abstract: Provided herein is a method for producing a stator for motors, and a stator for motors with which heat deformation due to laser irradiation at the time of forming a non-magnetic region can be reduced. A method for producing a stator for motors includes an unmagnetizing step of forming a non-magnetic region in a magnetic sheet material, and a working step of working a part of the non-magnetic region in the magnetic sheet material so as to form a hole for a rotor of a motor.
    Type: Application
    Filed: September 27, 2018
    Publication date: April 4, 2019
    Inventors: Kosuke YAMAMOTO, Shinji KINOSHITA
  • Publication number: 20190086873
    Abstract: A timepiece includes a voltage detection unit that detects a voltage applied to a stepping motor for driving an indicating hand, and that outputs a voltage detection result, and a drive control unit that controls a rotor to perform reverse rotation by using a reverse rotation pulse including a first pulse whose polarity is the same as that of a normal rotation pulse for causing the rotor of the stepping motor to perform normal rotation, a second pulse whose polarity is reverse to that of the first pulse, and a third pulse whose polarity is reverse to that of the second pulse, and to control the rotor to perform the reverse rotation by using the third pulse having a pulse width set in accordance with the voltage detection result.
    Type: Application
    Filed: September 19, 2018
    Publication date: March 21, 2019
    Inventors: Akihito OKUMURA, Ryosuke ISOGAI, Kosuke YAMAMOTO
  • Patent number: 10193425
    Abstract: A stepping motor includes a one-piece stator integrally molded by using a Fe—Ni alloy plate through machining, a rotor accommodating through-hole, and in which a magnetic path is disposed around the rotor accommodating through-hole. A rotor is rotatably arranged inside the rotor accommodating through-hole. A magnetic core is connected to the stator, and a coil is wound on the magnetic core. A Cr-diffusion region having a molten-solidified portion of Cr is diffused in the Fe—Ni alloy stator in a portion of the magnetic path.
    Type: Grant
    Filed: January 18, 2016
    Date of Patent: January 29, 2019
    Assignee: SEIKO INSTRUMENTS INC.
    Inventors: Kosuke Yamamoto, Shinji Kinoshita
  • Publication number: 20190022813
    Abstract: A coolant supply device 1 includes a coolant tank 2 storing coolant therein, a mounting member 14 covering a part of an upper opening of the coolant tank 2, and supply pumps 32, 33, 34 mounted to the mounting member 14 and configured to pump up coolant C from the coolant tank 2 and supply the pumped-up coolant C to predetermined destinations. The coolant supply device 1 is configured such that the coolant C supplied to the predetermined destinations by the supply pumps 33, 34 is returned to the coolant tank 2. The mounting member 14 is supported by support members 16, 17, 18 such that it is slidable to a non-covered side of the upper opening of the coolant tank 2.
    Type: Application
    Filed: July 6, 2018
    Publication date: January 24, 2019
    Applicant: DMG MORI CO., LTD.
    Inventor: Kosuke Yamamoto
  • Publication number: 20190013195
    Abstract: A method of manufacturing a semiconductor device having a metal oxide film with workpiece accommodated in a chamber, includes: supplying a precursor gas containing a metal complex into the chamber to form a precursor layer on the workpiece from the precursor gas; supplying an oxidizing gas into the chamber to oxidize the precursor layer so that a metal oxide layer is formed, the oxidizing gas being a gas containing H2O or a gas having a functional group containing hydrogen atoms in the metal complex and containing an oxidant to generate H2O by reaction with the functional group; supplying an H2O removal gas containing alcohols or amines into the chamber to remove H2O adsorbed onto the metal oxide layer; and executing a plurality of cycles each including the supplying a precursor gas and the supplying an oxidizing gas. At least some of the cycles includes the supplying an H2O removal gas.
    Type: Application
    Filed: July 6, 2018
    Publication date: January 10, 2019
    Inventors: Taiki KATO, Hisashi HIGUCHI, Kosuke YAMAMOTO, Ayuta SUZUKI, Kazuyoshi MATSUZAKI, Yuji SESHIMO, Susumu TAKADA, Yoshihiro TAKEZAWA
  • Patent number: 10146186
    Abstract: A stepping motor includes a rotor that is used in rotating an indicating hand, and a stator that configures a magnetic path, that is made of an alloy containing Fe, Ni, and Cr, and in which a Cr-diffusion region whose Cr-concentration is 14 mass % or greater is disposed in a portion whose cross-sectional area in the magnetic path is smaller than a cross-sectional area of other portions.
    Type: Grant
    Filed: October 17, 2016
    Date of Patent: December 4, 2018
    Assignee: SEIKO INSTRUMENTS INC.
    Inventors: Kosuke Yamamoto, Shinji Kinoshita
  • Publication number: 20180340742
    Abstract: A coolant supply device includes a coolant tank having first and second coolant reservoirs arranged in parallel with a predetermined space therebetween and a communicating part arranged between the first and second coolant reservoirs to allow them to communicate with each other, and formed to have a U-shaped overall shape. The coolant supply device further includes pumps pumping up coolant from the second coolant reservoir and supplying the coolant to predetermined destinations. The coolant supplied by the pumps is returned to the first coolant reservoir and flows into the second coolant reservoir through the communicating part. The first coolant reservoir has a first agitating nozzle body disposed therein for discharging coolant to assist a flow of coolant flowing toward the communicating part, and the second coolant reservoir has a second agitating nozzle body disposed therein for discharging coolant to assist a flow of coolant flowing therein from the communicating part.
    Type: Application
    Filed: May 15, 2018
    Publication date: November 29, 2018
    Applicant: DMG MORI CO., LTD.
    Inventors: Kosuke Yamamoto, Mitsuru Taga, Futoshi Yamazaki, Yoshiaki Azuma
  • Patent number: 10121680
    Abstract: In a substrate processing apparatus, a mounting table and a gas supply part are provided in a processing container to face each other. The processing gas introduced from introduction ports formed in the gas supply part on the opposite side of the gas supply part from the mounting table is supplied to the substrate from gas supply holes formed in an end portion of the gas supply part on the side of the mounting table. The gas supply part includes a central region and one or more outer peripheral regions surrounding the central region. The gas supply holes and the introduction ports are provided for each of the central region and the outer peripheral regions. The processing gas whose gas supply conditions are adjusted for each of the regions is continuously and outwardly supplied in a circumferential direction around the center axis from the introduction ports.
    Type: Grant
    Filed: December 5, 2017
    Date of Patent: November 6, 2018
    Assignee: TOKYO ELECTRON LIMITED
    Inventors: Munehito Kagaya, Ayuta Suzuki, Kosuke Yamamoto, Tsuyoshi Moriya, Kazuyoshi Matsuzaki
  • Patent number: 10067480
    Abstract: An electronic device includes at least an acquisition unit, an input unit, a time correction amount calculation unit, and a transmitting unit. A timepiece includes at least a receiving unit, a power storage unit, a drive unit, and a control unit. The input unit receives an input of the time displayed by the display unit of the timepiece. The time correction amount calculation unit calculates a time correction amount for correcting the time of the timepiece from a difference between the time, the input of which is received by the input unit and the current time acquired by the acquisition unit. The transmitting unit transmits the time correction amount to the timepiece by using light. The receiving unit receives the time correction amount. The power storage unit stores electricity by using power converted from the light. The drive unit drives the indicating hand. The control unit corrects the time displayed by the indicating hand, based on the time correction amount received by the receiving unit.
    Type: Grant
    Filed: October 17, 2014
    Date of Patent: September 4, 2018
    Assignee: SEIKO INSTRUMENTS INC.
    Inventors: Kenji Ogasawara, Akira Takakura, Kazumi Sakumoto, Tamotsu Maesawa, Kazuhiro Koyama, Tomohiro Ihashi, Kosuke Yamamoto, Ayumi Matsumoto
  • Publication number: 20180166298
    Abstract: In a substrate processing apparatus, a mounting table and a gas supply part are provided in a processing container to face each other. The processing gas introduced from introduction ports formed in the gas supply part on the opposite side of the gas supply part from the mounting table is supplied to the substrate from gas supply holes formed in an end portion of the gas supply part on the side of the mounting table. The gas supply part includes a central region and one or more outer peripheral regions surrounding the central region. The gas supply holes and the introduction ports are provided for each of the central region and the outer peripheral regions. The processing gas whose gas supply conditions are adjusted for each of the regions is continuously and outwardly supplied in a circumferential direction around the center axis from the introduction ports.
    Type: Application
    Filed: December 5, 2017
    Publication date: June 14, 2018
    Inventors: Munehito KAGAYA, Ayuta SUZUKI, Kosuke YAMAMOTO, Tsuyoshi MORIYA, Kazuyoshi MATSUZAKI
  • Patent number: 9996508
    Abstract: To provide an input assistance device, an input assistance method and a storage medium which can present a character string to be suggested to a user in consideration of a probability of being inputted first in a character string. An input assistance device is for assisting a user to input a character string, the device includes: a character string determining unit that determines a character string to be suggested relating to the inputted kana character string, in the case that a user inputs a kana character string by use of index structure, the index structure recording therein a word together with its kana-reading and the index structure indicating whether or not it is probable that the word is inputted first at a time of inputting a character string; and a suggested candidate presenting unit that presents the character string to be suggested, which is determined, as a suggested candidate.
    Type: Grant
    Filed: November 18, 2014
    Date of Patent: June 12, 2018
    Assignee: NEC SOLUTION INNOVATORS, LTD.
    Inventors: Yuzuru Okajima, Kosuke Yamamoto
  • Publication number: 20180158671
    Abstract: A film forming apparatus includes a gas injection unit having a shower plate provided with gas injection holes, and a plurality of partition regions through which gases are separately injected and which are defined by dividing an arrangement region of the gas injection holes into a plurality of concentric regions in a diametrical direction of the substrate. A supply amount of a raw material gas per unit time in a raw material gas supply period in a cycle of forming a monomolecular layer by supplying the raw material gas and a reactant gas multiple times, and per unit area of the shower plate, and/or a supply amount of the reactant gas per unit time in a reaction period of the raw material gas and the reactant gas in the cycle, and per unit area of the shower plate becomes different in at least two of the partition regions.
    Type: Application
    Filed: December 7, 2017
    Publication date: June 7, 2018
    Inventors: Ayuta SUZUKI, Kosuke YAMAMOTO, Kazuyoshi MATSUZAKI, Munehito KAGAYA, Tsuyoshi MORIYA, Tadashi MITSUNARI, Atsushi KUBO
  • Publication number: 20180155830
    Abstract: A gas supply and exhaust structure, for supplying and exhausting a raw material gas into and from a chamber having a substrate mounting surface at a position corresponding to a central portion of an inner top surface, includes a side gas supply unit having gas supply ports arranged circumferentially and vertically on an inner side surface of the chamber and configured to supply the raw material gas through the gas supply ports toward a central axis of the chamber, and an exhaust unit having a gas exhaust port formed at the central portion of the inner top surface of the chamber and configured to exhaust the raw material gas. The inner top surface has an inclined surface inclined such that a distance between the inner top surface and an inner bottom surface of the chamber becomes smaller from the inner side surface toward the central axis.
    Type: Application
    Filed: December 6, 2017
    Publication date: June 7, 2018
    Inventors: Ayuta SUZUKI, Kosuke Yamamoto, Kazuyoshi Matsuzaki, Munehito Kagaya, Tsuyoshi Moriya, Tadashi Mitsunari
  • Publication number: 20180089181
    Abstract: A text visualization system allows a user to ascertain a relationship of viewpoints between categories in clustering of documents including texts of a plurality of categories. Each of a plurality of documents includes texts of each of a plurality of categories. A text and an element text that entails the text among texts included in the plurality of documents are set with respect to each of the categories. A text display displays a plurality of texts of each of one or more categories among the plurality of categories. The text display, in response to receiving a designation of a text of a specific category by a reception unit, extracts, from a plurality of texts of another category, a text that entails an element text of the another category included in a document including an element text that entails the text of the specific category, and displays the extracted text.
    Type: Application
    Filed: March 18, 2015
    Publication date: March 29, 2018
    Applicant: NEC Corporation
    Inventors: Takashi ONISHI, Kosuke YAMAMOTO, Masaaki TSUCHIDA, Susumu AKAMINE
  • Publication number: 20180081966
    Abstract: A text visualization system which allows a user to efficiently ascertain a result of clustering of texts is provided. A clustering system (1) includes a representative text display unit (51), a reception unit (55), and an element text display unit (52). The clustering system (1) is accessibly connected to a storage that stores a plurality of texts and information indicating a representative text and an element text that entails the representative text among the plurality of texts. The representative text display unit (51) displays a plurality of representative texts. The reception unit (55) receives a designation of a specific representative text among the plurality of representative texts. The element text display unit (52) extracts, in response to receiving the designation of the specific representative text, an element text that entails the designated specific representative text from the plurality of texts, and displays the extracted element text.
    Type: Application
    Filed: March 18, 2015
    Publication date: March 22, 2018
    Applicant: NEC CORPORATION
    Inventors: Takashi ONISHI, Kosuke YAMAMOTO, Susumu AKAMINE, Takao KAWAI, Masaaki TSUCHIDA
  • Patent number: 9916302
    Abstract: Provided is a text processing system capable of classifying a plurality of texts into groups whose overviews are able to be grasped and classifying texts semantically having entailment relation into the same group even if the texts are not determined to have the entailment relation. Entailment recognition means 71 performs entailment recognition between texts on given texts. Group generation means 72 selects an individual text and generates a group including texts entailing the selected text as members. Group integration means 73 integrates groups in the case where groups satisfy a predetermined condition based on the degree of overlap of members between groups.
    Type: Grant
    Filed: July 10, 2015
    Date of Patent: March 13, 2018
    Assignee: NEC Corporation
    Inventors: Masaaki Tsuchida, Kai Ishikawa, Takashi Onishi, Kosuke Yamamoto
  • Publication number: 20180046706
    Abstract: A search system includes a reception unit 601 for receiving specification of a specific sentence in an article, a search unit 602 using a first sentence being the specified sentence as a search query to search an article including a sentence having a meaning similar to the connotations of the first sentence, and a display unit 603 for displaying information of the searched article as a related article to the first sentence, and when there are a plurality of related articles, the display unit 603 preferentially displays the related articles in descending order of difference relative to a first article being the article including the first sentence.
    Type: Application
    Filed: March 10, 2016
    Publication date: February 15, 2018
    Inventors: Kosuke YAMAMOTO, Takao SHIME, Hironori MIZUGUCHI
  • Patent number: 9800333
    Abstract: An electronic device includes a display part having a light source which transmits an optical signal, a direction detection part for detecting a direction of orientation of a display screen of the display part, and a controller for transmitting data by the optical signal from the display part to an electronic timepiece when the direction of orientation of the display screen detected by the detection part faces a predetermined direction.
    Type: Grant
    Filed: September 15, 2015
    Date of Patent: October 24, 2017
    Assignee: SEIKO INSTRUMENTS INC.
    Inventors: Kenji Ogasawara, Akira Takakura, Kazumi Sakumoto, Tamotsu Maesawa, Kazuhiro Koyama, Tomohiro Ihashi, Kosuke Yamamoto, Ayumi Matsumoto
  • Publication number: 20170220585
    Abstract: A similar sentence set generation unit 81 groups sentences representing a same concept or event from a set of analysis target sentences, to generate a similar sentence set. A similar sentence set extraction unit 82 extracts, using one or more specific sentence extractors each capable of extracting a specific sentence belonging to a specific classification from the set of analysis target sentences, one or more sentences not extracted by any of the specific sentence extractors from among the sentences belonging to the similar sentence set, as an exclusion similar sentence set.
    Type: Application
    Filed: July 21, 2015
    Publication date: August 3, 2017
    Inventors: Kosuke YAMAMOTO, Takashi ONISHI, Masaaki TSUCHIDA, Hironori MIZUGUCHI
  • Publication number: 20170212477
    Abstract: There is provided an analog timepiece including an hour hand, a minute hand, and a second hand which are rotated by a unit step operation of a stepping motor. The analog timepiece includes a rotor that rotates the hour hand, the minute hand, and the second hand, and that has a magnetic polarity, a stator that includes magnetic pole portions disposed around the rotor, coils that excite the magnetic pole portions, and a control unit that controls each unit step of the rotor in accordance with each pulse group by applying a pulse group including a rotary pulse for rotating the rotor and a braking pulse for braking rotation of the rotor, which is applied before the rotary pulse is applied, to the coil.
    Type: Application
    Filed: January 23, 2017
    Publication date: July 27, 2017
    Inventor: Kosuke YAMAMOTO