Patents by Inventor Kohei Yamamoto

Kohei 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: 20240141310
    Abstract: The present inventors have found that by cultivating insect cells, into which the Cas3 gene has been introduced, at relatively low temperatures, it is possible to efficiently express recombinant Cas3 proteins with maintained activity, and by purifying the soluble fractions of these cells, it is possible to collect active forms of the recombinant Cas3 proteins in high purity and high yield.
    Type: Application
    Filed: February 25, 2022
    Publication date: May 2, 2024
    Applicants: C4U Corporation, The University of Tokyo, RIKEN
    Inventors: Tomoji MASHIMO, Kazuto YOSHIMI, Kohei TAKESHITA, Masaki YAMAMOTO, Satomi SHIBUMURA
  • Patent number: 11956889
    Abstract: A sample holder includes a base comprising a support structure and a printed circuit board (PCB) in contact with the base. The PCB includes: a dielectric; a front-surface ground (GND) formed on a front surface of the dielectric; a back-surface GND formed on a back surface of the dielectric; a through hole penetrating from the front-surface GND to the back-surface GND, the through hole in which a chip is disposed, and a conductor that electrically connects the front-surface GND and the back-surface GND on an end face of the through hole. At least a part of the base below the through hole has a cavity. The support structure that supports a surface of the chip and is electrically connected to the base. The support structure is disposed in the cavity.
    Type: Grant
    Filed: May 17, 2022
    Date of Patent: April 9, 2024
    Assignee: NEC CORPORATION
    Inventors: Yoshihito Hashimoto, Tsuyoshi Yamamoto, Kohei Matsuura
  • Patent number: 11950051
    Abstract: A piezoelectric speaker (10) includes: a piezoelectric film (35); a fixing face (17) for fixing the piezoelectric film (35) to a support; and an interposed layer (40) disposed between the piezoelectric film (35) and the fixing face (17). The interposed layer (40) has a holding degree of 5×108 N/m3 or less.
    Type: Grant
    Filed: November 20, 2018
    Date of Patent: April 2, 2024
    Assignee: NITTO DENKO CORPORATION
    Inventors: Yusuke Komoto, Tomoaki Hishiki, Kohei Oto, Saori Yamamoto, Yuka Sekiguchi
  • Patent number: 11933684
    Abstract: A tactile and proximity sensor includes a light source, a light receiving section, and a cover. The light source emits light. The light receiving section receives light and generates a signal providing a result of the received light. The cover includes an elastic body that deforms under external force and that covers the light source and the light receiving section. The cover includes a reflective section that reflects light between the light source and the light receiving section and a transmission section that allows light to pass through in a first direction from the light source and that allows light to pass through in a second direction from the light receiving section.
    Type: Grant
    Filed: November 19, 2020
    Date of Patent: March 19, 2024
    Assignee: MURATA MANUFACTURING CO., LTD.
    Inventors: Takatoshi Kato, Hiroshi Watanabe, Kohei Sugahara, Hironari Yamamoto, Hiraku Kawai
  • Patent number: 11921162
    Abstract: According to one embodiment, the information processing device includes: a first state estimator configured to estimate a state of a target rechargeable battery based on: first data including a charge amount and voltage value of a rechargeable battery; information including a state of the rechargeable battery; and second data including a charge amount and voltage value of the rechargeable battery.
    Type: Grant
    Filed: September 8, 2021
    Date of Patent: March 5, 2024
    Assignee: KABUSHIKI KAISHA TOSHIBA
    Inventors: Hisaaki Hatano, Takahiro Yamamoto, Kohei Maruchi, Kenichi Fujiwara, Masatake Sakuma
  • Publication number: 20230320603
    Abstract: A biological detection device includes a signal acquirer that acquires a signal including a heartbeat, an analyzer that performs a frequency analysis of the signal to generate a spectrogram, an integrated value calculator that integrates energy of a heartbeat frequency component, which is a frequency component corresponding to the heartbeat, among frequency components of the signal shown by the spectrogram and calculates an integrated value, a peak specifier that specifies peaks, which are maximum values, in the integrated value, a peak set generator that combines, among the peaks, a first peak and a second peak, which occurs in a later time than the first peak, and generates a peak set, and a selector that selects, from the peak set, a sequence having highest likelihood in a maximum likelihood estimation method.
    Type: Application
    Filed: August 18, 2021
    Publication date: October 12, 2023
    Applicant: Data Solutions, Inc.
    Inventors: Tomoaki OTSUKI, Kohei YAMAMOTO
  • Patent number: 11695282
    Abstract: A battery device includes a battery pack, a circuit substrate which acquires battery information on the battery pack or controls charge and discharge of the battery pack, a switch including a first power element or a second power element, and a heat radiator. The switch is a device controlling input and output of electric power to and from the battery pack, and an exterior part of the switch is arranged away from the circuit substrate. The heat radiator is a member made of a material having thermal conductivity, and is in direct contact with or indirect contact via a heat conductor with the exterior part of the switch so that heat of the switch can be transferred.
    Type: Grant
    Filed: March 21, 2019
    Date of Patent: July 4, 2023
    Assignee: DENSO CORPORATION
    Inventors: Kohei Yamamoto, Tatsuki Nishimata, Masato Niwa, Hidehiro Kinoshita, Yoshimitsu Inoue
  • Patent number: 11642621
    Abstract: An acidic gas separation membrane sheet causes an acidic gas to selectively permeate therethrough. The acidic gas separation membrane sheet includes a first porous layer, a hydrophilic resin composition layer, and a second porous layer in this order. A second peel strength between the second porous layer and the hydrophilic resin composition layer is less than a first peel strength between the first porous layer and the hydrophilic resin composition layer. An average value of the second peel strength is within a range of greater than or equal to 5 N/m and less than or equal to 500 N/m.
    Type: Grant
    Filed: October 29, 2018
    Date of Patent: May 9, 2023
    Assignee: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventors: Hironori Takemoto, Kohei Yamamoto, Shohei Kasahara, Osamu Hirose
  • Publication number: 20230087342
    Abstract: Provided are: an azepan derivative represented by general formula (I) and a pharmaceutically acceptable salt thereof (in the formula: R1 represents a hydrogen atom, a C1-6 alkyl group which may have a substituent, etc.; R2 and R3 are the same as or different from each other, and represent a hydrogen atom, a C1-6 alkyl group which may have a substituent, etc.; R4 and R5 are the same as or different from each other, and represent a hydrogen atom, a C1-6 alkyl group which may have a substituent, etc.; R6 represents a hydrogen atom, a C1-6 alkyl group which may have a substituent, etc.; R7 and R8 are the same as or different from each other, and represent a hydrogen atom, a C1-6 alkyl group which may have a substituent, etc.; R9 and R10 are the same as or different from each other, and represent a hydrogen atom, a C1-6 alkyl group which may have a substituent, etc.; R11 represents a hydrogen atom, a C1-6 alkyl group which may have a substituent, etc.
    Type: Application
    Filed: September 29, 2020
    Publication date: March 23, 2023
    Inventors: Yoshikazu Watanabe, Daisuke Saito, Kohei Hayashida, Kohei Yamamoto, Mayu Namiki, Yuzo Mogi, Masahiro Yata
  • Publication number: 20230072934
    Abstract: A signal representing heartbeat behavior is accurately restored. The present signal restoration system includes: a signal acquirer configured to acquire a first heartbeat signal representing heartbeat behavior; a first band-pass filter configured to generate a first signal by performing first band-pass filter processing on the first heartbeat signal; an integral calculator configured to calculate an integral value by integrating frequency intensity of the heartbeat represented by the first signal; a second band-pass filter configured to generate a third signal by performing second band-pass filter processing on a second signal representing the integral value with respect to time; and a restored signal generator configured to generate a restored signal representing heartbeat behavior based on first data generated by dividing the third signal at intervals of a predetermined time.
    Type: Application
    Filed: February 18, 2021
    Publication date: March 9, 2023
    Applicant: Data Solutions, Inc.
    Inventors: Tomoaki OTSUKI, Kohei YAMAMOTO, Shuzo ISHIZAKA, Ryosuke HIROMATSU
  • Publication number: 20230070913
    Abstract: To acquire distance information with high accuracy with a simple configuration, and perform highly reliable positioning. A communication device includes a distance acquisition unit that acquires distance information calculated on the basis of a propagation channel characteristic, and an altitude acquisition unit that acquires altitude information.
    Type: Application
    Filed: March 18, 2021
    Publication date: March 9, 2023
    Inventors: Hiroaki Nakano, Kohei Yamamoto
  • Publication number: 20220387298
    Abstract: The present invention chiefly aims to provide a novel composition for controlling indigenous bacterial flora in the skin which can enhance or improve the diversity of bacterial species in the indigenous bacterial flora in the skin relative to the condition before treatment. The present invention can include, for example, a composition (e.g., an ointment, a liquid) for controlling the diversity of bacterial species in indigenous bacterial flora in the skin, comprising an effective amount of earthworm lipids extracted from a raw earthworm (Lumbricus rubellus), and a base. The composition of the present invention is useful, for example, as a raw material for skin care products and cosmetics.
    Type: Application
    Filed: March 25, 2022
    Publication date: December 8, 2022
    Applicant: Shimadzu Corporation
    Inventors: Shigeaki SHIBAMOTO, Yasuko YONEDA, Ryogo TAKAI, Kohei YAMAMOTO
  • Patent number: 11519889
    Abstract: A display control unit (52) displays a screen for setting sample information on a display unit (8) for each sample placed in a sample placement section (20), and an input processing unit (53) receives information such as a culture name and seeding date and time information input by an operator via an operation unit (7), and stores the information in a storage unit (55). This file is transferred to a data processing unit (4) and stored in a sample information storage unit (40). After analyzing the respective samples in an LC-MS (3), a quantitative analysis unit (42) performs a quantitative analysis based on the obtained data, associates the analysis result with the sample information, and stores the data in an analysis result storage unit (43). As a result, the sample information and the analysis result of the respective samples in the preprocessing stage are associated with each other.
    Type: Grant
    Filed: December 5, 2017
    Date of Patent: December 6, 2022
    Assignee: Shimadzu Corporation
    Inventor: Kohei Yamamoto
  • Publication number: 20220363667
    Abstract: To provide a novel T-type calcium channel blocker. A compound represented by the following General Formula (I), a tautomer or a stereoisomer of the compound, a pharmaceutically acceptable salt of the compound, or a solvate of the compound, the tautomer, the stereoisomer, or the salt is used as a T-type calcium channel blocker.
    Type: Application
    Filed: July 17, 2019
    Publication date: November 17, 2022
    Inventors: Hiroto Tanaka, Isao Ooi, Daisuke Saito, Kohei Hayashida, Kohei Yamamoto, Atsufumi Kawabata
  • Patent number: 11468331
    Abstract: An information processing unit includes: an attention module having an attention layer and a computation section and that is for a neural network including plural levels of layer, the attention layer being configured to compute an output feature corresponding to an input feature from a predetermined layer and based on a parameter; the computation section that multiplies the input feature by the output feature, and outputs a computed result to a layer at a next level; the first learning unit connected to the neural network and that learns the parameter in a state in which learning has been suspended at least for the predetermined layer and the next level layer; and the channel selection section that selects as a redundant channel a channel satisfying a predetermined relationship between the output feature and a predetermined threshold value.
    Type: Grant
    Filed: June 6, 2019
    Date of Patent: October 11, 2022
    Assignee: Oki Electric Industry Co., Ltd.
    Inventors: Kohei Yamamoto, Kurato Maeno
  • Patent number: 11449734
    Abstract: There is provided a neural network reduction device including: an input section configured to acquire a first neural network including a plurality of processing layers that includes at least one convolutional layer; a generation section configured to generate a third neural network in which at least one second neural network is connected as an additional layer to a stage subsequent to the convolutional layer included in the first neural network; a learning section configured to train the third neural network; a correction section configured to select, as a redundant channel, a channel whose feature value calculated on a basis of a weight parameter of the second neural network establishes a predetermined relationship with a predetermined threshold, delete the redundant channel from the convolutional layer, and correct a weight parameter of the convolutional layer after deletion of the redundant channel on a basis of at least a portion of the weight parameter of the second neural network; a relearning section c
    Type: Grant
    Filed: May 19, 2020
    Date of Patent: September 20, 2022
    Assignee: Oki Electric Industry Co., Ltd.
    Inventors: Kohei Yamamoto, Motoko Kagaya, Kurato Maeno
  • Publication number: 20220280063
    Abstract: It is an object to improve the accuracy of detecting breathing. The present system for detecting breathing comprises: a transmission unit that transmits radio waves to a plurality of positions including a position at which a subject is present; a reception unit that receives reflected waves as a result of reflection of the radio waves; a phase fluctuation calculator that calculates phase fluctuation of the reflected waves; a generator that performs a Fourier transform on the phase fluctuation and generates a spectrogram indicating a relationship between a time at which the reflected waves are received and a frequency component included in the reflected waves; and a breathing rate estimator that estimates a breathing rate of the subject by outputting a probability that the subject takes breaths at a predetermined frequency for each frequency based on the spectrogram and calculating a weighted average of the frequency by using the probability as a weight.
    Type: Application
    Filed: August 20, 2020
    Publication date: September 8, 2022
    Applicants: Data Solutions, Inc., Data Solutions, Inc.
    Inventors: Tomoaki OHTSUKI, Kohei YAMAMOTO
  • Publication number: 20220226299
    Abstract: A medicament for treating or preventing pruritus is provided. For the medicament for treating or preventing pruritus, a compound having a blocking action on Cav3.2T-type calcium channels represented by General Formulas (I) to (VI), a tautomer of the compound, a stereoisomer of the compound, a pharmaceutically acceptable salt thereof, or a solvate thereof is used as an active ingredient.
    Type: Application
    Filed: March 26, 2020
    Publication date: July 21, 2022
    Applicants: NIPPON CHEMIPHAR CO., LTD., UTI LIMITED PARTNERSHIP, KINKI UNIVERSITY
    Inventors: Gerald W. ZAMPONI, Vinicius de Maria GADOTTI, Atsufumi KAWABATA, Toru OGAWA, Hiroto TANAKA, Isao OOI, Daisuke SAITO, Kohei HAYASHIDA, Kohei YAMAMOTO
  • Patent number: 11375272
    Abstract: A video display apparatus includes a wireless communicator which receives a video stream from a tuner apparatus via wireless communication, a display which displays a video based on the video stream, an HDMI (registered trademark) connector connected to a source apparatus via an HDMI (registered trademark) cable, and a changer which changes a signal output from an HPD terminal to the source apparatus to a level Lo when the signal output from the HPD terminal is at a level Hi and the video based on the video stream is displayed on the display.
    Type: Grant
    Filed: October 18, 2019
    Date of Patent: June 28, 2022
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Osamu Hosoi, Kohei Yamamoto
  • Patent number: D1023203
    Type: Grant
    Filed: April 26, 2022
    Date of Patent: April 16, 2024
    Assignee: SUMITOMO RUBBER INDUSTRIES, LTD.
    Inventors: Kohei Mimura, Yosuke Yamamoto