Patents by Inventor Mitsunobu Yoshida

Mitsunobu 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).

  • Publication number: 20150337113
    Abstract: A polymeric piezoelectric material is provided that includes an aliphatic polyester (A) with a weight-average molecular weight of from 50,000 to 1,000,000 and having optical activity, and a stabilizing agent (B) with a weight-average molecular weight of from 200 to 60,000 having at least one kind of functional group selected from the group consisting of a carbodiimide group, an epoxy group and an isocyanate group, wherein the crystallinity of the material obtained by a DSC method is from 20% to 80%, a content of the stabilizing agent (B) is from 0.01 part by mass to 10 parts by mass with respect to 100 parts by mass of the aliphatic polyester (A), and internal haze with respect to visible light is 50% or less, as well as a process for producing the same.
    Type: Application
    Filed: August 6, 2015
    Publication date: November 26, 2015
    Applicant: Mitsui Chemicals, Inc.
    Inventors: Kazuhiro TANIMOTO, Mitsunobu YOSHIDA, Shigeo NISHIKAWA, Masaki SHIMIZU
  • Patent number: 9184372
    Abstract: A piezoelectric polymer material comprising a helical chiral polymer having a weight average molecular weight of from 50,000 to 1,000,000 and optical activity, the piezoelectric polymer material having: crystallinity as obtained by a DSC method of from 40% to 80%; a transmission haze with respect to visible light of 50% or less; and a product of the crystallinity and a standardized molecular orientation MORc, which is measured with a microwave transmission-type molecular orientation meter at a reference thickness of 50 ?m, of from 40 to 700.
    Type: Grant
    Filed: August 5, 2014
    Date of Patent: November 10, 2015
    Assignees: MITSUI CHEMICALS, INC., A SCHOOL CORPORATION KANSAI UNIVERSITY
    Inventors: Mitsunobu Yoshida, Shunsuke Fujii, Hitoshi Onishi, Yoshiro Tajitsu, Taizo Nishimoto, Kazuhiro Tanimoto, Kenichi Goto
  • Publication number: 20150268306
    Abstract: According to one embodiment, a calculation apparatus includes a calculator. The calculator calculates a relationship between a charge amount and a potential according to an arbitrary initial charge amount based on a relationship between a charge amount and a potential of an electrode of a secondary battery on a charge side and a relationship between a charge amount and a potential of the electrode on a discharge side.
    Type: Application
    Filed: March 11, 2015
    Publication date: September 24, 2015
    Inventors: Nobukatsu SUGIYAMA, Ena ISHII, Tomokazu MORITA, Mitsunobu YOSHIDA
  • Publication number: 20150260798
    Abstract: According to an embodiment, a calculation apparatus includes a first calculator, a second calculator and a third calculator. The first calculator performs a regression analysis to calculate internal state parameters including a quantity of active material and an initial charged capacity of at least the first electrode. The second calculator calculates, based on the internal state parameters, an upper limit charged capacity in a predetermined range based a charged capacity at which an open circuit voltage of the rechargeable battery reaches an upper limit voltage. The third calculator changes the quantity of active material of the first electrode to a fixed value, and recalculates the initial charged capacity of the first electrode used on the fixed value and the upper limit charged capacity.
    Type: Application
    Filed: February 6, 2015
    Publication date: September 17, 2015
    Inventors: Nobukatsu Sugiyama, Ena Ishii, Tomokazu Morita, Mitsunobu Yoshida
  • Publication number: 20150261337
    Abstract: A touch panel capable of detecting a pen and a finger, capable of corresponding to multi-touch, capable of detecting pressing force, and capable of reducing the use amount of a transparent electrode as much as possible. The touch panel has a piezoelectric sheet of poly-L-lactic acid having a predetermined stretching axial direction, electrodes that are opposed to each other and formed on the piezoelectric sheet do not cover the entire surface of the piezoelectric sheet and are formed so that they are discretely distributed in plural positions. The piezoelectric sheet is brought into the condition that tension is imparted in directions not coincident with the stretching axial direction.
    Type: Application
    Filed: June 3, 2015
    Publication date: September 17, 2015
    Inventors: Masamichi Ando, Yoshiro Tajitsu, Mitsunobu Yoshida
  • Patent number: 9136461
    Abstract: A polymeric piezoelectric material having an aliphatic polyester (A) with a weight-average molecular weight of from 50,000 to 1,000,000 and having optical activity, and a stabilizing agent (B) with a weight-average molecular weight of from 200 to 60,000 having at least one kind of functional group selected from the group consisting of a carbodiimide group, an epoxy group and an isocyanate group, wherein the crystallinity of the material obtained by a DSC method is from 20% to 80%, and a content of the stabilizing agent (B) is from 0.01 part by mass to 10 parts by mass with respect to 100 parts by mass of the aliphatic polyester (A), as well as a process for producing the same, is provided.
    Type: Grant
    Filed: October 12, 2012
    Date of Patent: September 15, 2015
    Assignee: MITSUI CHEMICALS, INC.
    Inventors: Kazuhiro Tanimoto, Mitsunobu Yoshida, Shigeo Nishikawa, Masaki Shimizu
  • Patent number: 9110532
    Abstract: A touch panel capable of detecting a pen and a finger, capable of corresponding to multi-touch, capable of detecting pressing force, and capable of reducing the use amount of a transparent electrode as much as possible. The touch panel has a piezoelectric sheet of poly-L-lactic acid having a predetermined stretching axial direction, electrodes that are opposed to each other and formed on the piezoelectric sheet do not cover the entire surface of the piezoelectric sheet and are formed so that they are discretely distributed in plural positions. The piezoelectric sheet is brought into the condition that tension is imparted in directions not coincident with the stretching axial direction.
    Type: Grant
    Filed: November 5, 2012
    Date of Patent: August 18, 2015
    Assignee: MURATA MANUFACTURING CO., LTD.
    Inventors: Masamichi Ando, Yoshiro Tajitsu, Mitsunobu Yoshida
  • Publication number: 20150160300
    Abstract: According to an embodiment, a cell state calculation apparatus includes the following elements. The database stores a function indicating a relationship between a voltage and a charged capacity of an active material. The active material amount calculation unit calculates an amount of an active material of the secondary cell by referring to the database and by using the voltage detected by the voltage detector and the current detected by the current detector while the secondary cell is charged or discharged. The open circuit voltage calculation unit calculates a function indicating a relationship between an open circuit voltage and a charged capacity of the secondary cell by referring to the database and by using the calculated amount of the active material.
    Type: Application
    Filed: December 5, 2014
    Publication date: June 11, 2015
    Inventors: Ena ISHII, Nobukatsu SUGIYAMA, Mitsunobu YOSHIDA, Tomokazu MORITA
  • Publication number: 20150155474
    Abstract: A piezoelectric device is provided that includes a polymer piezoelectric material having at least one film-like layer; a first electric conductor provided on a principal surface of the polymer piezoelectric material; a second electric conductor provided on a surface of the polymer piezoelectric material at an opposite side from the first electric conductor on the principal surface; a first end surface electric conductor provided on one end surface in a width direction of the polymer piezoelectric material and disposed so as to be conductively connected to the first electric conductor and so as not to be in contact with the second electric conductor; and a second end surface electric conductor provided on any other end surface that is not the one end surface of the polymer piezoelectric material and disposed in a defined manner.
    Type: Application
    Filed: June 3, 2013
    Publication date: June 4, 2015
    Inventors: Kazuhiro Tanimoto, Mitsunobu Yoshida, Masaki Shimizu, Shigeo Nishikawa, Yoshiro Yoshiro
  • Publication number: 20150140367
    Abstract: According to one embodiment, a battery module includes, battery cells including an electrode group including an anode, a cathode, and a separator interposed between the anode and the cathode, a terminal electrically connected to the electrode group, and a packaging member which contains the electrode group and through which the terminal is extracted outside from inside a container portion, a bus bar configured to electrically connect the terminals of the battery cells, a heat storage unit containing a latent heat storage material, and an electric insulating sheet configured to thermally connect the bus bar and the heat storage unit.
    Type: Application
    Filed: October 2, 2014
    Publication date: May 21, 2015
    Inventors: Ryosuke YAGI, Mitsunobu Yoshida, Tomonao Takamatsu, Nobukatsu Sugiyama, Norihiro Tomimatsu
  • Publication number: 20150039178
    Abstract: According to one embodiment, a resistance estimation apparatus includes a first detection unit, a second detection unit, a third detection unit and a first calculation unit. The first detection unit detects, as an output value, an output of a driving source of a vehicle. The second detection unit detects, as a braking value, a strength of a braking force. The third detection unit detects a speed of the vehicle. The first calculation unit calculates a traveling resistance resulting from a road surface that the vehicle has traveled during a traveling period, using a vehicle characteristic, the output value, the braking value and the speed, the traveling period including a period from a first time point when the vehicle starts and the speed changes from zero to a second time point when the vehicle stops and the speed changes to zero.
    Type: Application
    Filed: July 29, 2014
    Publication date: February 5, 2015
    Inventors: Ena ISHII, Mitsunobu YOSHIDA
  • Publication number: 20140339724
    Abstract: A piezoelectric polymer material comprising a helical chiral polymer having a weight average molecular weight of from 50,000 to 1,000,000 and optical activity, the piezoelectric polymer material having: crystallinity as obtained by a DSC method of from 40% to 80%; a transmission haze with respect to visible light of 50% or less; and a product of the crystallinity and a standardized molecular orientation MORc, which is measured with a microwave transmission-type molecular orientation meter at a reference thickness of 50 ?m, of from 40 to 700.
    Type: Application
    Filed: August 5, 2014
    Publication date: November 20, 2014
    Applicants: Mitsui Chemicals, Inc., A school Corporation Kansai University
    Inventors: Mitsunobu YOSHIDA, Shunsuke FUJII, Hitoshi ONISHI, Yoshiro TAJITSU, Taizo NISHIMOTO, Kazuhiro TANIMOTO, Kenichi GOTO
  • Publication number: 20140262126
    Abstract: In one embodiment, a heat exchanger is provided at portion of a circulation circuit to provide heat from a heating element to a medium. A cooling unit is provided at portion of the circulation circuit to cool the medium. A heat storage tank is arranged between the heat exchanger and the cooling unit, and includes a phase change material. A bypass circuit bypasses the heat storage tank. A control valve is capable of switching a flow of the medium to one of the heat storage tank or the bypass circuit. A measurement unit measures a temperature of the phase change material. A determination unit uses the measured temperature and determines whether or not the phase change material is in a heat storable state. A control unit controls the control valve to switch the flow of the medium from the bypass circuit to the heat storage tank.
    Type: Application
    Filed: February 27, 2014
    Publication date: September 18, 2014
    Applicant: KABUSHIKI KAISHA TOSHIBA
    Inventors: Ena ISHII, Mitsunobu YOSHIDA
  • Patent number: 8829121
    Abstract: The invention provides a piezoelectric polymer material comprising a helical chiral polymer having a weight average molecular weight of from 50,000 to 1,000,000 and optical activity, the piezoelectric polymer material having: crystallinity as obtained by a DSC method of from 20% to 80%; a transmission haze with respect to visible light of 50% or less; and a product of the crystallinity and a standardized molecular orientation MORc, which is measured with a microwave transmission-type molecular orientation meter at a reference thickness of 50 ?m, of from 40 to 700.
    Type: Grant
    Filed: February 9, 2012
    Date of Patent: September 9, 2014
    Assignees: Mitsui Chemicals, Inc., A School Corporation Kansai University
    Inventors: Mitsunobu Yoshida, Shunsuke Fujii, Hitoshi Onishi, Yoshiro Tajitsu, Taizo Nishimoto, Kazuhiro Tanimoto, Kenichi Goto
  • Publication number: 20140138042
    Abstract: According to one embodiment, a battery pack includes a battery module that houses unit cells, a heat storage portion including a heat storage container that houses a heat storage member, cooling passages through which heat of the heat storage portion is spread and discharged, and a cooling source that cools the heat storage portion. The heat storage member absorbs heat when changing from solid to liquid and dissipates heat when changing from liquid to solid. The heat storage container is thermally connected to the battery module. The cooling source is driven to circulate cooling medium to the cooling passages, and heat of the heat storage portion discharged through the passages are discharged to the outside.
    Type: Application
    Filed: November 19, 2013
    Publication date: May 22, 2014
    Applicant: KABUSHIKI KAISHA TOSHIBA
    Inventors: Ryosuke YAGI, Mitsunobu Yoshida, Ena Ishii, Nobukatsu Sugiyama
  • Publication number: 20140084204
    Abstract: The present invention provides a polymeric piezoelectric material comprising an aliphatic polyester (A) with a weight-average molecular weight of from 50,000 to 1,000,000 and having optical activity, and a stabilizing agent (B) with a weight-average molecular weight of from 200 to 60,000 having at least one kind of functional group selected from the group consisting of a carbodiimide group, an epoxy group and an isocyanate group, wherein the crystallinity of the material obtained by a DSC method is from 20% to 80%, and a content of the stabilizing agent (B) is from 0.01 part by mass to 10 parts by mass with respect to 100 parts by mass of the aliphatic polyester (A), as well as a process for producing the same.
    Type: Application
    Filed: October 12, 2012
    Publication date: March 27, 2014
    Applicant: Mitsui Chemicals, inc.
    Inventors: Kazuhiro Tanimoto, Mitsunobu Yoshida, Shigeo Nishikawa, Masaki Shimizu
  • Patent number: 8671386
    Abstract: The apparatus of the present invention includes a block diagram dividing unit that divides a block diagram into a plurality of pieces at a branch point, connects a branch point block element to one end of a data line which has been connected to the branch point at each divided piece and thereby generates a plurality of block diagram pieces, a program instruction generator that generates program instructions for performing processing on each block diagram piece, an execution sequence determining unit that determines an execution sequence of generated program instructions, a structural information generator that generates structural information of each of the block diagram pieces and a program generator that arranges the program instructions according to the execution sequence, writes structural information of each block diagram piece into a comment line of each of the program instructions corresponding to each of the block diagram pieces and thereby generates a program.
    Type: Grant
    Filed: January 29, 2009
    Date of Patent: March 11, 2014
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Ena Ishii, Mitsunobu Yoshida
  • Publication number: 20140060794
    Abstract: A disclosure describes a heat storage apparatus to store heat generated by a heat generator via a medium includes: a first circuit closed to circulate the medium therethrough in a direction; a heat exchanger to exchange the heat; a heat storage tank including a phase change material to exchange heat with the medium; a first measurement unit to measure a temperature of the medium; a cooling unit to cool the medium when the temperature of the medium is higher than a predetermined target temperature and to set the temperature of the medium to be approximately equal to the target temperature; a count unit to count an elapsed time from when the phase change material exchanges heat with the medium and starts a phase change; and a determination unit to determine whether the phase change material is allowed to be supercooled or not based on the elapsed time.
    Type: Application
    Filed: August 20, 2013
    Publication date: March 6, 2014
    Applicant: KABUSHIKI KAISHA TOSHIBA
    Inventors: Ena ISHII, Mitsunobu YOSHIDA, Kei MATSUOKA, Ryosuke YAGI
  • Patent number: 8665263
    Abstract: An apparatus and method generating a road image including no features such as trees and tunnels hiding or covering a road surface. A mobile measuring apparatus installed in a vehicle may acquire a distance and orientation point cloud, a camera image, GPS observation information, a gyro measurement value, and an odometer measurement value, while moving in a target area. The position and attitude localizing apparatus may localize the position and attitude of the vehicle based on the GPS observation information, the gyro measurement value and the odometer measurement value. The point cloud generating apparatus may generate a point cloud based on the camera image, the distance and orientation point cloud, and a position and attitude localized value.
    Type: Grant
    Filed: August 24, 2009
    Date of Patent: March 4, 2014
    Assignee: Mitsubishi Electric Corporation
    Inventors: Mitsunobu Yoshida, Masakazu Miya, Yoshihiro Shima, Junichi Takiguchi, Ryujiro Kurosaki
  • Publication number: 20140051825
    Abstract: The invention provides a polymeric piezoelectric material including a helical chiral polymer having a weight-average molecular weight of from 50,000 to 1,000,000 and having optical activity, wherein a crystallinity of the material measured by a DSC method is from 20% to 80%, and a product of a standardized molecular orientation MORc measured by a microwave transmission type molecular orientation meter based on a reference thickness of 50 ?m and the crystallinity is from 25 to 250.
    Type: Application
    Filed: December 12, 2012
    Publication date: February 20, 2014
    Applicant: Mitsui Chemicals, Inc.
    Inventors: Mitsunobu Yoshida, Shigeo Nishikawa, Masaki Shimizu, Hiroshi Fukuda