Patents by Inventor Takeshi Yamaguchi

Takeshi Yamaguchi 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).

  • Patent number: 10439056
    Abstract: A power semiconductor device according to the present invention has a super junction structure, and includes a low-resistance semiconductor layer, an n?-type column region, p?-type column regions, a base region, trenches, gate insulation films, gate electrodes, source regions, interlayer insulation films, contact holes, metal plugs, p+-type diffusion regions, a source electrode and a gate pad electrode. An active element part includes an n?-type column region between a predetermined p?-type column region disposed closest to a gate pad part and a predetermined n?-type column region disposed closest to the gate pad part among the n?-type column regions which are in contact with the trenches. The present invention provides a power semiconductor device which can satisfy a demand for reduction in cost and downsizing of electronic equipment, can lower ON resistance while maintaining a high withstand voltage, and can possess a large breakdown resistance.
    Type: Grant
    Filed: March 31, 2016
    Date of Patent: October 8, 2019
    Assignee: SHINDENGEN ELECTRIC MANUFACTURING CO., LTD.
    Inventors: Daisuke Arai, Mizue Kitada, Takeshi Asada, Takeshi Yamaguchi, Noriaki Suzuki
  • Patent number: 10431843
    Abstract: A frame body for a cell frame of a redox flow battery, the frame body including an outer peripheral portion, the outer peripheral portion including a thin region whose thickness gradually decreases in a direction from the center of the frame body toward the outer periphery of the frame body.
    Type: Grant
    Filed: October 5, 2016
    Date of Patent: October 1, 2019
    Assignee: Sumitomo Electric Industries, Ltd.
    Inventors: Hideyuki Yamaguchi, Takashi Kanno, Kenji Motoi, Takeshi Yamana
  • Patent number: 10425495
    Abstract: A communication device includes: processing circuitry and communication circuitry. The processing circuitry acquires first information related to one or more pieces of content cached in each of relay devices being capable of communicating with a server and are capable of exchanging any of the pieces of content cached therein with one another. The processing circuitry acquires a first content list including an identifier of each of a plurality of pieces of content stored in the server. The processing circuitry specifies, on a basis of the first information, an identifier of a piece of content cached in at least one of the relay devices among the first content list and generates a second content list including the specified identifier and second information indicating that the piece of content identified by the specified identifier is cached in at least one of the relay devices. The communication circuitry transmits the second content list.
    Type: Grant
    Filed: February 28, 2017
    Date of Patent: September 24, 2019
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Yuichiro Oyama, Takahiro Yamaura, Takeshi Ishihara, Kensaku Yamaguchi
  • Patent number: 10414352
    Abstract: A wire harness includes: a wire part including a plurality of electric wires gathered in a same direction; and a shield member which collectively surrounds an outer periphery of the wire part. The shield member is disposed to be interposed between adjacent electric wires of the plurality of electric wires in the wire part. The adjacent electric wires in the wire part are arranged at a predetermined interval such that a predetermined value of electrostatic capacitance is established between the electric wires.
    Type: Grant
    Filed: July 27, 2018
    Date of Patent: September 17, 2019
    Assignee: YAZAKI CORPORATION
    Inventors: Yasuhiro Yamaguchi, Hayato Iizuka, Takeshi Innan, Hiroshi Aihara
  • Patent number: 10413369
    Abstract: The present disclosure relates to an image processing device, an image processing method, and a surgical system with which more accurate surgical resection can be performed in a shorter time. An identifying unit identifies the type of tissue degeneration in a mid-surgery image. In accordance with the identified type of the tissue degeneration, a drawing unit draws auxiliary information for the operator, the auxiliary information being to be superimposed on the mid-surgery image. The present disclosure can be applied to an endoscopic surgical system or the like that includes a display device, a camera control unit (CCU), a light source device, a treatment tool device, a pneumoperitoneum apparatus, a recorder, a printer, an endoscope, an energetic treatment tool, forceps, trocars, a foot switch, and a patient's bed, for example.
    Type: Grant
    Filed: May 6, 2016
    Date of Patent: September 17, 2019
    Assignee: SONY CORPORATION
    Inventors: Koji Kashima, Tsuneo Hayashi, Hisakazu Shiraki, Daisuke Tsuru, Takeshi Uemori, Kentaro Fukazawa, Yuki Sugie, Kenta Yamaguchi
  • Patent number: 10411141
    Abstract: A semiconductor device includes: a semiconductor base body where a second semiconductor layer is stacked on a first semiconductor layer, a trench is formed on a surface of the second semiconductor layer, and a third semiconductor layer which is formed of an epitaxial layer is formed in the inside of the trench; a first electrode; an interlayer insulation film which has a predetermined opening; and a second electrode, wherein metal is filled in the opening, the opening is disposed at a position avoiding a center portion of the third semiconductor layer, the second electrode is connected to the third semiconductor layer through the metal, and a surface of the center portion of the third semiconductor layer is covered by the interlayer insulation film.
    Type: Grant
    Filed: February 27, 2017
    Date of Patent: September 10, 2019
    Assignee: SHINDENGEN ELECTRIC MANUFACTURING CO., LTD.
    Inventors: Mizue Kitada, Takeshi Asada, Takeshi Yamaguchi, Noriaki Suzuki, Daisuke Arai
  • Patent number: 10397489
    Abstract: [Object] To improve the quality of an acquired image by detecting each piece of color information of red (R), green (G), and blue (B) components to effectively utilize the dynamic range of the image sensor while using a single-plate image sensor. [Solution] Provided is a light source control device including: a light source control unit configured to cause a plurality of narrowband light sources including at least a red light source, a green light source, and a blue light source to emit light on a time division basis; and a light quantity setting unit configured to set an output of each of the narrowband light sources on the basis of image information that is frame-sequentially detected by a monochrome single-plate image sensor configured to capture a reflected image of a subject illuminated with light emitted from the narrowband light source.
    Type: Grant
    Filed: March 8, 2016
    Date of Patent: August 27, 2019
    Assignee: SONY CORPORATION
    Inventors: Hiroshi Ichiki, Hisakazu Shiraki, Yukihiro Nakamura, Kentaro Fukazawa, Takeshi Miyai, Kenta Yamaguchi, Daisuke Kikuchi
  • Publication number: 20190256938
    Abstract: Excellent magnetic properties can be stably obtained in grain-oriented electrical steel sheets produced from thin slabs without using inhibitor forming components. Provided is a method for producing a grain-oriented electrical steel sheet comprising: subjecting a molten steel to continuous casting to form a slab with 25-100 mm in thickness, the molten steel having a chemical composition containing, in mass %, C: 0.002-0.100%, Si: 2.00-8.00% and Mn: 0.005-1.000%, Al: <0.0100%, N: <0.0050%, S: <0.0050% and Se: <0.0050%, and the balance being Fe and inevitable impurities; heating and then hot rolling the slab to form a hot-rolled steel sheet; wherein the step of heating the slab is performed at 1000-1300° C. for 10-600 seconds, and the hot rolling is started within 30 seconds after the heating.
    Type: Application
    Filed: November 1, 2017
    Publication date: August 22, 2019
    Applicant: JFE STEEL CORPORATION
    Inventors: Masanori TAKENAKA, Takeshi IMAMURA, Yuiko EHASHI, Hiroi YAMAGUCHI
  • Publication number: 20190260888
    Abstract: A control unit includes a touch panel display capable of presenting preview display of multiple pages of document images in a scrollable manner on the display panel. The touch panel display controller includes: a commanded position detecting controller that detects a commanded position relative to one of document images being a reference in the preview image displayed on a display panel; a preview layout direction switching controller that switches the layout direction in the preview image in accordance with the commanded position; and a scroll direction switching controller that switches the scrolling direction in the preview image in accordance with the detected commanded position.
    Type: Application
    Filed: April 30, 2019
    Publication date: August 22, 2019
    Inventor: Takeshi YAMAGUCHI
  • Patent number: 10357648
    Abstract: A treatment method includes an indwelling step of indwelling a medical appliance in a trachea T of a patient, the medical appliance having a plurality of types of metals disposed side by side on a side surface of a pipe body, and the medical appliance generates a current between adjacent metals out of the plurality of types of metals when in contact with a foreign substance or saliva having flown into the trachea.
    Type: Grant
    Filed: February 6, 2017
    Date of Patent: July 23, 2019
    Assignee: TERUMO KABUSHIKI KAISHA
    Inventors: Takeshi Dousono, Youichi Ito, Kikuko Yasuda, Takatsugu Yamaguchi
  • Publication number: 20190222789
    Abstract: A solid-state imaging device having a pixel portion in which a plurality of pixels each including a photodiode are arranged in rows and columns, a reading part for reading pixel signals from the pixel portion, and a key generation part which generates a unique key by using, as the key generation-use data, at least one of fluctuation information of pixels and fluctuation information of the reading part, wherein the key generation part includes a tamper resistance enhancement processing part for processing the key generation-use data to enhance the tamper resistance making it difficult to break the unique key as tamper resistance enhancement processing. Due to this, it is possible to generate a unique key having a high confidentiality. Further, it is possible to improve reproducibility and uniqueness of the unique ID, is possible to secure a high tamper resistance of the unique key, and consequently is possible to reliably prevent tampering and forgery of an image.
    Type: Application
    Filed: March 21, 2019
    Publication date: July 18, 2019
    Applicants: Brillnics Japan Inc., The Ritsumeikan Trust
    Inventors: Shunsuke Okura, Masato Yamaguchi, Masayoshi Shirahata, Takeshi Fujino, Mitsuru Shiozaki, Takaya Kubota
  • Patent number: 10356353
    Abstract: A solid-state imaging device having a pixel portion in which a plurality of pixels each including a photodiode are arranged in rows and columns, a reading part for reading pixel signals from the pixel portion, and a key generation part which generates a unique key by using, as the key generation-use data, at least one of fluctuation information of pixels and fluctuation information of the reading part, wherein the key generation part includes a tamper resistance enhancement processing part for processing the key generation-use data to enhance the tamper resistance making it difficult to break the unique key as tamper resistance enhancement processing. Due to this, a unique key having a high confidentiality can be generated. Further, reproducibility and uniqueness of the unique ID can be improved to secure a high tamper resistance of the unique key, and tampering and forgery of an image can be reliably prevented.
    Type: Grant
    Filed: January 18, 2018
    Date of Patent: July 16, 2019
    Assignees: BRILLNICS JAPAN INC., THE RITSUMEIKAN TRUST
    Inventors: Shunsuke Okura, Masato Yamaguchi, Masayoshi Shirahata, Takeshi Fujino, Mitsuru Shiozaki, Takaya Kubota
  • Patent number: 10355499
    Abstract: A battery protection circuit for protecting a secondary battery, the battery protection circuit not having a CPU, includes a non-volatile memory into which characteristics data determining protective characteristics of the battery protection circuit are writable; and a protection operation circuit which performs a protection operation of the secondary battery based on the characteristics data read out of the non-volatile memory.
    Type: Grant
    Filed: October 7, 2015
    Date of Patent: July 16, 2019
    Assignee: MITSUMI ELECTRIC CO., LTD.
    Inventors: Takashi Takeda, Ryota Kageyama, Koichi Murano, Junji Takeshita, Takeshi Yamaguchi, Takatoshi Itagaki, Koji Yano
  • Publication number: 20190194567
    Abstract: The present invention, in one aspect, provides a refrigerating machine oil including a lubricating base oil and a compound represented by the following formula (A): wherein R1 and R2 each independently represent a monovalent hydrocarbon group, and R3 and R4 each independently represent a hydrogen atom or an alkyl group, the refrigerating machine oil being used with a refrigerant including an unsaturated hydrofluorocarbon.
    Type: Application
    Filed: September 14, 2017
    Publication date: June 27, 2019
    Applicant: JXTG NIPPON OIL & ENERGY CORPORATION
    Inventors: Yohei SHONO, Kentaro YAMAGUCHI, Yuya MIZUTANI, Takeshi OKIDO, Hidetoshi OGATA
  • Patent number: 10334128
    Abstract: A control unit includes a touch panel display capable of presenting preview display of multiple pages of document images in a scrollable manner on the display panel. The touch panel display controller includes: a commanded position detecting controller that detects a commanded position relative to one of document images being a reference in the preview image displayed on a display panel; a preview layout direction switching controller that switches the layout direction in the preview image in accordance with the commanded position; and a scroll direction switching controller that switches the scrolling direction in the preview image in accordance with the detected commanded position.
    Type: Grant
    Filed: April 27, 2018
    Date of Patent: June 25, 2019
    Assignee: SHARP KABUSHIKI KAISHA
    Inventor: Takeshi Yamaguchi
  • Patent number: 10318121
    Abstract: A control method according to the present disclosure is used in a remote control system including apparatuses and an information terminal that controls at least one of the apparatuses via a network. The control method includes: a step (S2) of displaying, on a user interface region of a display unit of the information terminal, apparatus icons indicating target apparatus candidates among the apparatuses; a step (S3) of obtaining, via the network, (a) apparatus state information related to the apparatuses and (b) sensor information that is a value indicating a spatial environment in which the apparatuses are located; and a step (S4) of (i) determining priorities of the target apparatus candidates based on the apparatus state information and the sensor information, all of which are obtained in the step (S3), and (ii) sorting, according to the determined priorities, the apparatus icons displayed on the user interface region.
    Type: Grant
    Filed: December 25, 2013
    Date of Patent: June 11, 2019
    Assignee: PANASONIC INTELLECTUAL PROPERTY CORPORATION OF AMERICA
    Inventors: Chikara Yoshida, Masayuki Kozuka, Toshihisa Nakano, Tsutomu Sekibe, Jun Yamaguchi, Kazushige Yamada, Kenji Shimizu, Masaki Takahashi, Yuri Nishikawa, Motoji Ohmori, Hiroyuki Takemura, Takeshi Hosaka
  • Patent number: 10311965
    Abstract: According to one embodiment, a semiconductor circuit includes a plurality of memories. The memories are connected to one another in series such that an output node of the memory of the first stage is connected to an input node of the memory of the second stage. The semiconductor circuit includes a test circuit that outputs test data to an input node of the memory of the first stage among the plurality of memories, and a comparison circuit that compares data output from an output node of the memory of the final stage among the plurality of memories with expectation value data.
    Type: Grant
    Filed: August 30, 2017
    Date of Patent: June 4, 2019
    Assignee: TOSHIBA MEMORY CORPORATION
    Inventors: Tsutomu Miyamae, Nariyuki Fukuda, Kazuhito Hosaka, Takeshi Yamaguchi, Suguru Tahara, Isao Ooigawa, Keitarou Mishima, Yuichiro Sanuki
  • Publication number: 20190160265
    Abstract: The present invention provides a needle tip protector of a novel structure for an indwelling needle, which enables improvements in safety, etc. as compared with conventional needle tip protectors. A needle tip protector 10 for an indwelling needle includes a tubular peripheral wall 58, and is externally attached over a needle hub 22 of an indwelling needle 16 and moved toward a needle tip 14 side so as to cover the needle tip 14. Detents 74, 74, which are to be detained with the needle hub 22 at a position in a movement of the protector toward the needle tip 14 side of the indwelling needle 16 so as to inhibit backward movement of the protector to the proximal end side of the indwelling needle 16 and to prevent the needle tip 14 from being reexposed, are formed within an inside enclosed by the peripheral wall 58, and are integrally molded with the peripheral wall 58.
    Type: Application
    Filed: June 2, 2017
    Publication date: May 30, 2019
    Inventors: Yoshiei ONO, Kohzo ISHIKURA, Tatsuya KUDO, Takeshi YAMAGUCHI
  • Patent number: 10295901
    Abstract: There is provided a curable composition for imprinting containing a polymerizable compound, in which (a) the concentration of a polymerizable group in the polymerizable compound is in the range of 4.3 mmol/g to 7.5 mmol/g, (b) a polymerizable compound X whose Ohnishi parameter is 3.5 or less and ring parameter is 0.35 or greater is contained in the range of 40% by mass to 95% by mass with respect to all the polymerizable compounds, (c) a polymerizable compound C having three or more polymerizable groups is further contained in the range of 5% by mass to 20% by mass with respect to all the polymerizable compounds, and (d) the viscosity of the composition being at 25° C. and in a state of not containing a solvent is in the range of 3 mPa·s to 8,000 mPa·s.
    Type: Grant
    Filed: May 23, 2014
    Date of Patent: May 21, 2019
    Assignee: DIC Corporation
    Inventors: Junji Yamaguchi, Hisashi Tanimoto, Takeshi Ibe, Makoto Yada, Naoto Yagi
  • Publication number: 20190142726
    Abstract: The present invention has an object to provide damaged hair improving agents and damaged hair improving cosmetics containing the same, capable of providing excellent improving effects on damaged hair without using cumbersome work and an expensive special component and retaining the effects for an extended period of time. It was found that by using one or more selected from specific L-ascorbic acid derivatives and salts thereof, which had been conventionally used in cosmetics as useful components due to physiological activities such as a skin-whitening effect, as hair improving agents, and further containing these in a hair cosmetic and applying the hair cosmetic to damaged hair, improving effects such as increasing the hydrophobicity on the damaged hair surface and further enhancing the smoothness of hair were exhibited. Thus, the damaged hair improving agents and the damaged hair improving cosmetics containing the same effective on damaged hair have been provided.
    Type: Application
    Filed: June 21, 2017
    Publication date: May 16, 2019
    Inventors: Takeshi MISONO, Shodai USHIJIMA, Shunsuke YAMAGUCHI