Patents by Inventor Atsushi Yoshida
Atsushi Yoshida 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: 20140365703Abstract: An exemplary semiconductor circuit bus system includes: a first bus comprised of distributed buses and having a first transfer rate; a second bus with a second transfer rate higher than the first transfer rate; a transmission node; a bus interface (IF) to connect the transmission node to the first bus; a router which connects the first and second buses; and a reception node connected to the second bus. The bus IF controls the flow rate of data flowing through the transmission routes of the first bus by reference to information about the amounts of transmissible data of the transmission routes. The router allocates the amounts of transmissible data to the transmission routes of the first bus and provides information about the amounts of transmissible data of the transmission routes for the bus IF and also controls the flow rate of the data flowing through the second bus.Type: ApplicationFiled: August 25, 2014Publication date: December 11, 2014Inventors: Takao YAMAGUCHI, Atsushi YOSHIDA, Tomoki ISHII, Satoru TOKUTSU
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Publication number: 20140355326Abstract: According to one embodiment, a non-volatile memory device includes: a plurality of first interconnects, and each of the first interconnects extending in a first direction; a plurality of second interconnects, and each of the second interconnects extending in a second direction intersecting with the first direction; a memory cell connected between each of the plurality of first interconnects and each of the plurality of second interconnects, the memory cell including a memory layer and a diode connected to the memory layer; and a control circuit capable of selecting a selection first interconnect among the first interconnects, selecting a selection second interconnect among the second interconnects, and selecting a selection memory cell connected to both the selection first interconnect and the selection second interconnect.Type: ApplicationFiled: September 10, 2013Publication date: December 4, 2014Applicant: Kabushiki Kaisha ToshibaInventors: Takamasa OKAWA, Takayuki TSUKAMOTO, Yoichi MINEMURA, Hiroshi KANNO, Atsushi YOSHIDA
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Publication number: 20140347911Abstract: A nonvolatile semiconductor memory device according to an embodiment comprises a memory cell block that includes a memory cell array, the memory cell array including: a plurality of first lines; a plurality of second lines intersecting the plurality of first lines; and a memory cell that is provided at each of intersections of the plurality of first lines and the plurality of second lines and includes a variable resistance element, the memory cell array further including a protective resistance film that is provided respectively at each of the intersections of the plurality of first lines and the plurality of second lines and that is connected in series with the memory cell and ohmically contacts the memory cell, and the protective resistance film being configured from a material having a resistivity of 1˜100 ?·cm.Type: ApplicationFiled: September 11, 2013Publication date: November 27, 2014Applicant: Kabushiki Kaisha ToshibaInventors: Yoichi Minemura, Takayuki Tsukamoto, Takamasa Okawa, Hiroshi Kanno, Atsushi Yoshida, Satoshi Konagai, Nobuaki Yasutake
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Publication number: 20140346922Abstract: A motor includes a brush configured to contact a commutator and a movement restricting structure configured to restrict a movement of the brush. The movement restricting structure has: a carbon holder for housing the brush while permitting a movement of the brush in the commutator radial direction; and a circumferentially restricting part for restricting a movement of the brush in the commutator circumferential direction. The circumferentially restricting part has a passing port formed by punching, through which the brush passes.Type: ApplicationFiled: May 23, 2014Publication date: November 27, 2014Applicant: MABUCHI MOTOR CO., LTD.Inventors: Atsushi Yoshida, Hisashi Ogino
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Patent number: 8865889Abstract: The invention is a method for efficiently preparing alkali cellulose having a uniform alkali distribution therein. More specifically, the invention is a method for preparing alkali cellulose comprising steps of bringing pulp into continuous contact with an alkali metal hydroxide solution in a rotary feeder type contactor to generate a contact mixture, and draining the contact mixture; and a method for preparing cellulose ether comprising use of the alkali cellulose thus prepared; an apparatus for preparing alkali cellulose, comprising a rotary feeder comprising a cyclic housing comprising an inlet port and an outlet port, a cyclic contact drum being circularly rotatable along the housing in the housing and comprising a plurality of filter cells arranged in a circumferential direction, and a filtrate-discharging tube being disposed in a diameter direction inside of the cyclic contact drum and collecting the filtrate which has passed the filter, and a drainer for draining a cake discharged from the contactor.Type: GrantFiled: December 21, 2006Date of Patent: October 21, 2014Assignee: Shin-Etsu Chemical Co., Ltd.Inventors: Mitsuo Narita, Masaki Tabata, Atsushi Yoshida, Hiroshi Umezawa
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Patent number: 8853388Abstract: The invention is a method for efficiently preparing alkali cellulose having a uniform alkali distribution therein. More specifically, the invention is a method for preparing alkali cellulose comprising steps of bringing pulp into continuous contact with an alkali metal hydroxide solution in a pipe type contactor to generate a contact mixture and draining the contact mixture; a method for preparing cellulose ether comprising use of the alkali cellulose; and an apparatus for preparing alkali cellulose, comprising a pipe type contactor having at least one inlet port at one end thereof for introducing pulp and an alkali metal hydroxide solution, and an outlet port at the other end for discharging a contact mixture, wherein the pulp and the alkali metal hydroxide solution are moved from one end to the other end while bringing them into contact with each other, and a drainer for separating a cake from the contact mixture discharged from the contactor.Type: GrantFiled: December 22, 2006Date of Patent: October 7, 2014Assignee: Shin-Etsu Chemical Co., Ltd.Inventors: Mitsuo Narita, Masaki Tabata, Atsushi Yoshida, Hiroshi Umezawa
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Publication number: 20140293675Abstract: According to one embodiment, a nonvolatile memory device includes: a memory cell array including first wirings, second wirings, and a memory cell connected between the first wirings and the second wirings; and a control circuit unit configured to select a selected memory cell from the memory cells, perform a first operation of changing a resistance state of the selected memory cell between a first resistance state and a second resistance state, and determine whether the first operation has been properly performed or not and perform retry operation such as applying a retry pulse when the first operation has not been properly performed. The control circuit unit regards the selected memory cell as excessive retry operation and inhibits the selected memory cell in accordance with the number of times of the excessive retry operation when the number of times of the retry operation is over k times.Type: ApplicationFiled: November 13, 2013Publication date: October 2, 2014Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Hiroshi KANNO, YOICHI MINEMURA, TAKAYUKI TSUKAMOTO, TAKAMASA OKAWA, ATSUSHI YOSHIDA
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Publication number: 20140292924Abstract: An ink jet recorder includes a support unit configured to support a recording medium, and a mobile unit including a plurality of containers containing inks of identical composition and a head configured to eject the ink supplied from any one of the plurality of containers. The ink jet recorder is configured to record an image on the recording medium in such a manner that the head performs main scanning by ejecting the ink while changing positions in a first direction, and the mobile unit performs sub-scanning by moving in a second direction intersecting with the first direction.Type: ApplicationFiled: March 18, 2014Publication date: October 2, 2014Applicant: Seiko Epson CorporationInventors: Keita Ichihara, Atsushi Yoshida, Masaki Uchiyama, Hiroyuki Ito, Matsuaki Yoshizawa
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Patent number: 8827392Abstract: A liquid ejecting apparatus includes heating portions for heating liquid, a liquid ejecting head for ejecting the liquid heated by the heating portions, and a maintenance device for performing maintenance of the liquid ejecting head by causing the liquid to be discharged from the liquid ejecting head through sucking operation. The maintenance device performs a first suction for cleaning the liquid ejecting head by causing the head to discharge the liquid, waits until liquid is heated by the heating portions, and then performs a second suction with a suction force weaker than that of the first suction.Type: GrantFiled: December 21, 2012Date of Patent: September 9, 2014Assignee: Seiko Epson CorporationInventors: Atsushi Yoshida, Hiroyuki Ito
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Patent number: 8826524Abstract: Provided is a fitting tool for a liquid absorber which is included in a liquid ejecting apparatus having a liquid ejecting head for ejecting liquid from nozzle openings formed in a nozzle forming surface and fits the liquid absorber for absorbing the liquid in a cap which is capable of being abutted to the liquid ejecting head so as to cover the nozzle openings, the fitting tool including: a holding portion which holds the liquid absorber; and a locking portion which has elasticity and is locked to a portion of the cap when the holding portion is inserted into the cap.Type: GrantFiled: July 23, 2008Date of Patent: September 9, 2014Assignee: Seiko Epson CorporationInventors: Hiroki Matsuoka, Atsushi Yoshida
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Publication number: 20140247311Abstract: A liquid ejecting apparatus includes an ejecting head that is enabled to eject a liquid; a liquid supply portion for supplying the liquid from a liquid supply source to the ejecting head; a holding frame that holds the ejecting head, the liquid supply source and the liquid supply portion; and a movement mechanism that moves the holding frame. The liquid supply portion has a flow channel forming portion that forms a liquid flow channel connecting the liquid supply source and the ejecting head and a flow channel holding portion that holds the flow channel forming portion in a swayable manner.Type: ApplicationFiled: January 30, 2014Publication date: September 4, 2014Applicant: SEIKO EPSON CORPORATIONInventors: Atsushi YOSHIDA, Hitotoshi KIMURA
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Publication number: 20140227521Abstract: Disclosed are cyanoacrylate polymer particles which comprise an amino acid(s) and have an average particle diameter of less than 1000 nm. The amino acid-containing particles according to the present invention can kill cancer cells by inducing apoptosis-like cell death. The particles have an especially high affinity for cell lines derived from lymphomas such as T-cell lymphoma and B-cell lymphoma. The particles can also exhibit an antiproliferative effect against some kinds of pancreatic cancer-derived cell lines. Therefore, the particles according to the present invention are useful for prevention and/or treatment of cancers.Type: ApplicationFiled: April 25, 2014Publication date: August 14, 2014Applicant: Public University Corporation Yokohama City UniversityInventors: Shoichi SHIROTAKE, Atsushi YOSHIDA, Shumpei YOKOTA, Itaru ENDO
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Publication number: 20140223053Abstract: The access controller conducts arbitration between first nodes, each of which is attempting to transmit data to any of second nodes as destinations through a network of buses. The access controller includes: a buffer which receives the data that have been provided by the first nodes with mutually different required qualities and destinations, classifies the data according to their destinations and required qualities, and stores the classified data separately; an inter-class arbitrator which sequentially selects one of the required qualities of the data after another in the order of their severity; an inter-destination arbitrator which selects the destinations of the data to be transmitted and gets the transmission quantities of the data distributed among the destinations; and a transmission controller which controls transmission of the data based on the required qualities selected by the inter-class arbitrator and the destinations selected by the inter-destination arbitrator.Type: ApplicationFiled: April 7, 2014Publication date: August 7, 2014Applicant: Panasonic CorporationInventors: Atsushi YOSHIDA, Satoru TOKUTSU, Tomoki ISHII, Takao YAMAGUCHI, Nobuyuki ICHIGUCHI
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Publication number: 20140213155Abstract: An apparatus and method of polishing a substrate is described. The polishing includes: rotating a substrate; pressing a first polishing tool against an edge portion of the substrate to polish the edge portion; and pressing a second polishing tool against the edge portion of the substrate to polish the edge portion. The second polishing tool is located more inwardly than the first polishing tool with respect to a radial direction of the substrate. The first polishing tool has a polishing surface rougher than a polishing surface of the second polishing tool.Type: ApplicationFiled: January 29, 2014Publication date: July 31, 2014Inventors: Tetsuji TOGAWA, Atsushi YOSHIDA, Toshifumi WATANABE
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Publication number: 20140204740Abstract: In an NoC bus system, data is transmitted between first and second nodes through a router. The data includes performance-ensuring data which guarantees throughput and/or a permitted time delay. The first node generates packets, each including the data to be transmitted and classification information that indicates the class of that data to be determined according to its required performance, and controls transmission of the packets. The router includes a buffer section configured to store the received packets separately after having classified the packets according to their required performance by reference to the classification information, and a relay controller configured to control transmission of the packets stored in the buffer section at a transmission rate which is equal to or higher than the sum of transmission rates to be guaranteed for every first node associated with the classification information by reference to each piece of the classification information.Type: ApplicationFiled: March 21, 2014Publication date: July 24, 2014Applicant: Panasonic CorporationInventors: Satoru TOKUTSU, Tomoki ISHII, Atsushi YOSHIDA, Takao YAMAGUCHI, Takashi YAMADA
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Publication number: 20140168295Abstract: Provided is a liquid supply device that includes a liquid storage portion that stores liquid containing sedimenting components which are sedimented in solvent, a liquid supply path that extends from the liquid storage portion to a liquid ejecting portion and through which the liquid to be supplied to the liquid ejecting portion can flow, a liquid flowing portion that is operated to cause the liquid to flow through at least part of the liquid supply path, a temperature detection portion that can detect the temperature of at least part of the liquid in the liquid supply path, and an operation control portion that controls an operation of the liquid flowing portion in correspondence with a detected temperature of the liquid, which is detected by the temperature detection portion, such that a flow condition of the liquid in the liquid supply path changes.Type: ApplicationFiled: December 13, 2013Publication date: June 19, 2014Applicant: SEIKO EPSON CORPORATIONInventors: Keita Ichihara, Keitaro Nakano, Atsushi Yoshida
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Publication number: 20140144873Abstract: A plasma etching method performs plasma etching on a sample, which has laminated films containing a variable layer of a magnetic film, a barrier layer of an insulating material, and a fixed layer of a magnetic film, using a hard mask, which includes at least one of a Ta film and a TiN film. The plasma etching method includes a first step of etching the laminated films using N2 gas; and a second step of etching the laminated films after the first step using mixed gas of N2 gas and gas containing carbon elements.Type: ApplicationFiled: February 7, 2013Publication date: May 29, 2014Applicant: HITACHI HIGH-TECHNOLOGIES CORPORATIONInventors: Atsushi YOSHIDA, Naohiro YAMAMOTO, Makoto SUYAMA, Kentaro YAMADA, Daisuke FUJITA
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Patent number: D707865Type: GrantFiled: March 27, 2013Date of Patent: June 24, 2014Assignee: Mazda Motor CorporationInventors: Atsushi Yoshida, Go Nakano, Kouta Akagawa, Ryousuke Nozaki, Yasunori Kawano
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Patent number: D707866Type: GrantFiled: March 27, 2013Date of Patent: June 24, 2014Assignee: Mazda Motor CorporationInventors: Atsushi Yoshida, Go Nakano, Hitomaro Asano, Ryousuke Nozaki, Shinichi Harada
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Patent number: D715470Type: GrantFiled: March 27, 2013Date of Patent: October 14, 2014Assignee: Mazda Motor CorporationInventors: Atsushi Yoshida, Tomoyuki Mori, Daisuke Nagasato, Hiroaki Tojyo, Kazuhiro Ito