Patents by Inventor Masahiro Kojima

Masahiro Kojima 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: 20240242489
    Abstract: The present invention provides an image processing apparatus (10) including: an image processing unit (12) that performs, on an image, extraction processing of extracting a feature value, and estimation processing of estimating a cluster to which each pixel belongs; and a similarity degree computation unit (13) that computes a similarity degree for feature values between pixels estimated to belong to a same cluster, and thereby computes a similarity degree between two images.
    Type: Application
    Filed: June 17, 2021
    Publication date: July 18, 2024
    Applicant: NEC Corporation
    Inventors: Kazufumi KOJIMA, Masahiro TANI, Keisuke IKEDA
  • Publication number: 20240226856
    Abstract: Provided are: a carbon dioxide processing agent capable of fixing and decomposing carbon dioxide without the need for a heat treatment; and a method of producing a carbon dioxide processing agent, by which a carbon dioxide processing agent containing an oxygen-deficient magnetite can be produced without the need for a heat treatment in a hydrogen gas atmosphere. The carbon dioxide processing agent contains a magnesium oxide, an oxygen-deficient magnetite, and a zeolite. The method of producing a carbon dioxide processing agent includes the steps of: mixing and stirring a magnetite and a zeolite to obtain a mixed powder in which pores of the zeolite are filled with the magnetite; adding water to the mixed powder to obtain a mixture; and adhering a fine powder of magnesium oxide to the mixture and drying the resultant.
    Type: Application
    Filed: April 28, 2022
    Publication date: July 11, 2024
    Inventors: Yoshitaka GOTO, Hideki AOKI, Hidehiro KOKUBUN, Yoshinobu SUGIYAMA, Masahiro KOJIMA
  • Patent number: 12031960
    Abstract: To make a cable connected to an analytical instrument less likely to cause interference. An analytical instrument (2) includes an executing part (18) configured to execute an operation related to an analysis, and an electrical circuit (20) electrically connected to the executing part (18). The analytical instrument (2) constitutes an analysis system (1) together with an analysis device (100). A plurality of connection ports (10; 12) configured to receive a cable (200; 300) coming from outside of the analytical instrument (1) are provided at different positions in a manner that directions for receiving the cable (200; 300) are different from each other. The analytical instrument (1) is configured to connect electrically the electrical circuit (20) with the cable (200; 300) connected to a connection port which is optionally selected among the plurality of connection ports (10; 12).
    Type: Grant
    Filed: September 16, 2021
    Date of Patent: July 9, 2024
    Assignee: SHIMADZU CORPORATION
    Inventors: Masayuki Okada, Masahiro Kojima
  • Publication number: 20240149025
    Abstract: Provided is a balloon for a balloon catheter that is easy to insert in a body cavity, has good pushability, and can easily incise a stenosis. A balloon for a balloon catheter, having a balloon body (20), the balloon body (20) having a protrusion part (60) that projects outwardly in the radial direction y from its outer surface in the straight tubular part (23) and the proximal tapered part (22), wherein a ratio W1/H1 of a height H1 of the protrusion part (60) and a width W1 of the protrusion part (60) in the straight tubular part (23) is greater than a ratio W2/H2 of a height H2 of the protrusion part (60) and a width W2 of the protrusion part (60) in the proximal tapered part (22).
    Type: Application
    Filed: February 4, 2022
    Publication date: May 9, 2024
    Applicant: KANEKA CORPORATION
    Inventors: Masahiro KOJIMA, Masato TSUEDA, Yoshinori NAKANO, Takahisa HAMABUCHI
  • Publication number: 20240050712
    Abstract: Provided is a balloon for a balloon catheter that can incise a stenosis obliquely or incise a stenosis widely in the deflated state. A balloon for a balloon catheter having a balloon body (20) and a protrusion part (60) having a tip part (61), and satisfying the following (1) and/or (2): (1) the tip part (61) of the distal tapered part (24) is located on a first direction (C1) side and not on a second direction (C2) side in the circumferential direction of the balloon body (20) with respect to a straight line (Ld) in the deflated state; (2) the tip part (61) of the proximal tapered part (22) is located on a first direction (C1) side and not on a second direction (C2) side in the circumferential direction of the balloon body (20) with respect to a straight line (Lp) in the deflated state.
    Type: Application
    Filed: October 20, 2021
    Publication date: February 15, 2024
    Applicant: KANEKA CORPORATION
    Inventors: Masahiro KOJIMA, Takahisa HAMABUCHI
  • Patent number: 11899832
    Abstract: An observation streamlining apparatus includes one or more computers each including a memory and a processor configured to discriminate between an observation-necessary time slot and an observation-unnecessary time slot with an intervention measure including at least a time when a predetermined intervention is performed on a user as an input, the observation-necessary time slot indicating a time slot when a user's action or state needs to be observed, and the observation-unnecessary time slot indicating a time slot when the user's action or state does not need to be observed; and execute predetermined processing for observing the user's action or state when the observation-necessary time slot arrives.
    Type: Grant
    Filed: February 21, 2020
    Date of Patent: February 13, 2024
    Assignee: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
    Inventors: Masami Takahashi, Masahiro Kojima, Takeshi Kurashima, Hiroyuki Toda
  • Publication number: 20240001746
    Abstract: A length of a sub seal of a door weather strip is sized and dimensioned in a manner that a distance is longer than a length with a glass run coupling to an outer-cabin side of a flange of a frame and the door weather strip coupling to an inner-cabin side of a door with a clip. The distance is between part of a lower part of a top end of the sub seal of the door weather strip in contact with an inclined surface of an upper side wall of the glass run and part of an upper surface of a top end of a lip of the glass run. The length is of a perpendicular line that extends between the sub seal and an inclined plate of the frame passing through the part of the upper surface of the top end of the lip.
    Type: Application
    Filed: June 18, 2021
    Publication date: January 4, 2024
    Applicant: NISHIKAWA RUBBER CO., LTD.
    Inventors: Masahiro KOJIMA, Yasuhiro MORIHARA
  • Publication number: 20230413157
    Abstract: An operation control module executes, for each of a plurality of base station system groups, operation control corresponding to a degree of operation of a leader base station system included in the base station system group, with respect to a follower base station system included in the base station system group. A removal module removes, in accordance with a fact that a magnitude of a deviation of a ratio of the degree of operation of a follower base station system included in one of the base station system groups with respect to the degree of operation of a leader base station system included in the base station system group from a given reference ratio has satisfied a predetermined condition, the follower base station system from the base station system group.
    Type: Application
    Filed: November 30, 2021
    Publication date: December 21, 2023
    Inventors: Makoto ONO, Kazushige TAKEUCHI, Masahiro KOJIMA
  • Publication number: 20230405289
    Abstract: Disclosed is a balloon for a balloon catheter that can prevent kinking or buckling of the balloon and elongation of the balloon in the longitudinal direction. A balloon (2) for a balloon catheter has a balloon body (20); the balloon body (20) has an inflating part (20e), a distal sleeve part (25), and a proximal sleeve part (21); the distal sleeve part (25) has a fixed part (25f) fixed to the shaft (3); the balloon (2) has a reinforcing part (60) disposed on an inner surface of the distal sleeve part (25) at a part of a circumferential direction of the distal sleeve part (25); the reinforcing part (60) is located proximal to a distal end of the fixed part (25f); and the balloon (2) does not have the reinforcing part (60) on an inner surface of the proximal sleeve part (21).
    Type: Application
    Filed: August 16, 2021
    Publication date: December 21, 2023
    Applicant: KANEKA CORPORATION
    Inventors: Masahiro KOJIMA, Masato TSUEDA, Yoshinori NAKANO, Takahisa HAMABUCHI
  • Publication number: 20230398335
    Abstract: Disclosed is a balloon for a balloon catheter that can be easily folded to facilitate insertion into and through a body cavity and prevent elongation of the balloon in the longitudinal axis direction. A balloon satisfies at least one of: (I) a distal tapered part (24) has a first part (610) having an inner protrusion part (61) and a second part (620) not having the inner protrusion part (61), and the distal tapered part (24) has an outer protrusion part (62) in the entire extent of the second part (620); and (II) a proximal tapered part (22) has a first part (610) having an inner protrusion part (61) and a second part (620) not having the inner protrusion part (61), and the proximal tapered part (22) has an outer protrusion part (62) in the entire extent of the second part (620).
    Type: Application
    Filed: November 15, 2021
    Publication date: December 14, 2023
    Applicant: KANEKA CORPORATION
    Inventors: Masahiro KOJIMA, Yoshinori NAKANO, Masato TSUEDA, Takahisa HAMABUCHI
  • Publication number: 20230384270
    Abstract: A gas chromatograph includes an oven that has a first heater device and a second heater device. The first heater device and the second heater device are connected in series when a voltage of a power supply is a first voltage, and are connected in parallel when the voltage of the power supply is a second voltage that is lower than the first voltage. A power controller includes a first control device that controls ON/OFF of supply of power to the series-connected first heater device and second heater device or ON/OFF of supply of power to the parallel-connected first heater device, and a second control device that controls ON/OFF of supply of power to the parallel-connected second heater device. A controller adjusts a duty ratio of supply of power to the parallel-connected first heater device and second heater device by controlling the first control device and the second control device when the voltage of the power supply is the second voltage.
    Type: Application
    Filed: March 28, 2023
    Publication date: November 30, 2023
    Applicant: SHIMADZU CORPORATION
    Inventors: Yutaka KURATANI, Shingo Masuda, Masaru Kozakura, Masahiro Kojima
  • Publication number: 20230328550
    Abstract: Provided are a control system and a control method which are capable of reducing a monitoring load at a time when operation control for base station systems is executed. An exceptional monitoring module (38) monitors an operation state of a representative base station system of a plurality of base station systems included in a base station system group associated with an operation tendency of base station systems. An operation control module (40) executes operation control in accordance with the operation state of the representative base station system, for at least one base station system which includes a base station system different from the representative base station system, and is included in the base station system group.
    Type: Application
    Filed: March 24, 2021
    Publication date: October 12, 2023
    Inventors: Kazushige TAKEUCHI, Masahiro KOJIMA, Kyungmin LEE, Makoto ONO
  • Publication number: 20230237389
    Abstract: An optimization method according to one embodiment which is executed by a computer, the method including: an input procedure of inputting an acceptance probability function indicating a probability that each participant participating in a crowdsourcing market will accept a price, and a matching value indicating a value when each resource in the crowdsourcing market is allocated to each participant; a formulation procedure of formulating a first optimization problem for determining an optimal price that maximizes a profit of a provider of the crowdsourcing market using the acceptance probability function and the matching value; and an optimization procedure of calculating the optimal price by solving the first optimization problem according to a feature of the acceptance probability function.
    Type: Application
    Filed: August 4, 2020
    Publication date: July 27, 2023
    Inventors: Yuya HIKIMA, Masahiro KOJIMA, Yasunori AKAGI, Takeshi KURASHIMA, Hiroyuki TODA
  • Patent number: 11701955
    Abstract: A glass run includes a trim strip 40 attached to a side of an upper glass run 24 facing outside of the passenger compartment. A trim strip holding member 50 having a front engagement portion 52 that engages with the trim strip 40 is fixed at a front side of the upper glass run 24. The trim strip holding member 50 is made of a rigid material.
    Type: Grant
    Filed: June 28, 2021
    Date of Patent: July 18, 2023
    Assignee: Nishikawa Rubber Co., Ltd.
    Inventors: Masahiro Kojima, Yasuhiro Morihara
  • Publication number: 20230206264
    Abstract: An optimization method according to an embodiment is executed by a computer, the method including: receiving a participation probability function of each of groups participating in a two-sided market, the two-sided market including a first side and a second side, a total number of participants included in the group, a maximum number of participants on the second side with whom the participants can perform a transaction, a set of combinations of groups that can perform a transaction between the two sides, formulating, using the participation probability function, the total number, the maximum number, and the set of combinations, a first optimization problem for determining an optimal price for a participation fee that maximizes a profit of an intermediary of the two-sided market and a number of transactions between the participants, and calculating the optimal price by solving the first optimization problem according to a characteristic of the participation probability function.
    Type: Application
    Filed: June 10, 2020
    Publication date: June 29, 2023
    Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
    Inventors: Yuya HIKIMA, Masahiro KOJIMA, Yasunori AKAGI, Takeshi KURASHIMA, Hiroyuki TODA
  • Publication number: 20230176083
    Abstract: Provided is an analysis device capable of reducing vibration and noise generated by a stepping motor due to countermeasure for step-out of the stepping motor. A drive unit is controlled such that a set value of driving torque of the stepping motor increases stepwise in a plurality of steps each time the step-out of the stepping motor is detected by the step-out detection unit.
    Type: Application
    Filed: April 12, 2021
    Publication date: June 8, 2023
    Inventor: Masahiro KOJIMA
  • Publication number: 20230153682
    Abstract: A value function and a policy of entropy-regularized reinforcement learning in a case where a state transition function and a reward function vary with time can be estimated by causing a computer to perform an input procedure in which a state transition probability and a reward function that vary with time are input and an estimation procedure in which an optimal value function and an optimal policy of entropy-regularized reinforcement learning are estimated by a backward induction algorithm based on the state transition probability and the reward function.
    Type: Application
    Filed: February 6, 2020
    Publication date: May 18, 2023
    Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
    Inventors: Masahiro KOJIMA, Masami TAKAHASHI, Takeshi KURASHIMA, Hiroyuki TODA
  • Publication number: 20230083842
    Abstract: An estimation apparatus according to one embodiment is an estimation method for estimating a parameter of a model for obtaining a state transition probability used in model-based reinforcement learning and causes a computer to perform: an input procedure in which first data indicating a state transition history in a situation where an action of the model-based reinforcement learning is not performed and second data indicating, when an action prompting a transition to a predetermined state is performed, a degree of accepting the transition to the predetermined state are input; and an estimation procedure in which a parameter of the model is estimated by using the first data and the second data.
    Type: Application
    Filed: February 6, 2020
    Publication date: March 16, 2023
    Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
    Inventors: Masahiro KOJIMA, Masami TAKAHASHI, Takeshi KURASHIMA, Hiroyuki TODA
  • Publication number: 20230062607
    Abstract: An observation streamlining apparatus includes one or more computers each including a mempry and a processor configured to discriminate between an observation-necessary time slot and an observation-unnecessary time slot with an intervention measure including at least a time when a predetermined intervention is performed on a user as an input, the observation-necessary time slot indicating a time slot when a user’s action or state needs to be observed, and the observation-unnecessary time slot indicating a time slot when the user’s action or state does not need to be observed; and execute predetermined processing for observing the user’s action or state when the observation-necessary time slot arrives.
    Type: Application
    Filed: February 21, 2020
    Publication date: March 2, 2023
    Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
    Inventors: Masami TAKAHASHI, Masahiro KOJIMA, Takeshi KURASHIMA, Hiroyuki TODA
  • Publication number: 20220414554
    Abstract: The present disclosure enables vehicle dispatch in consideration of individual differences of each orderer for a price and a required time by a computer executing an input procedure to input parameters for a distance matrix relating to a distance between a taxi and an orderer giving a taxi dispatch order, a travel distance for an order, an opportunity cost parameter for a taxi driver, and an acceptance probability function of the orderer, and a calculation procedure to calculate a price and a required time to be presented to the orderer by solving an optimization problem formulated using the parameters.
    Type: Application
    Filed: November 19, 2019
    Publication date: December 29, 2022
    Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
    Inventors: Yuya HIKIMA, Masahiro KOJIMA, Yasunori AKAGI, Tatsushi MATSUBAYASHI, Takeshi KURASHIMA, Hiroyuki TODA