Patents by Inventor Hiroshi Oyama

Hiroshi Oyama 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: 10879542
    Abstract: A fuel cell includes an MEA, a first separator, and a second separator. A frame member is provided around an outer peripheral portion of an MEA, and held between the first separator and the second separator. The height of an oxygen-containing gas flow field formed by the second separator, from the MEA is larger than the height of a fuel gas flow field formed by the first separator, from the MEA. The central position of the MEA in the thickness direction and the central position of the frame member outer peripheral portion of the frame member in the thickness direction are offset from each other.
    Type: Grant
    Filed: December 3, 2018
    Date of Patent: December 29, 2020
    Assignee: HONDA MOTOR CO., LTD.
    Inventors: Kentaro Ishida, Hiroshi Morikawa, Yosuke Nishida, Satoshi Oyama, Masahiro Matsutani
  • Patent number: 10807377
    Abstract: An ink, includes water; a coloring material; and a cross-linked copolymer having a structure unit represented by the following Chemical formula 1, and a structure unit represented by the following Chemical formula 2, in Chemical formula 1, X represents a hydrogen atom or a cation and R1 represents a hydrogen atom or a methyl group, in Chemical formula 2, R2 represents a hydrogen atom or a methyl group, L represents an alkylene group having 2 to 18 carbon atoms, and * represents an atomic bond.
    Type: Grant
    Filed: March 5, 2019
    Date of Patent: October 20, 2020
    Assignee: Ricoh Company, Ltd.
    Inventors: Takuya Yamazaki, Shigeyuki Harada, Takuya Saiga, Hiroshi Gotou, Yuusuke Koizuka, Koichiro Oyama
  • Publication number: 20200254622
    Abstract: A machine learning device that learns an operation of a robot for picking up, by a hand unit, any of a plurality of workpieces placed in a random fashion, including a bulk-loaded state, includes a state variable observation unit that observes a state variable representing a state of the robot, including data output from a three-dimensional measuring device that obtains a three-dimensional map for each workpiece, an operation result obtaining unit that obtains a result of a picking operation of the robot for picking up the workpiece by the hand unit, and a learning unit that learns a manipulated variable including command data for commanding the robot to perform the picking operation of the workpiece, in association with the state variable of the robot and the result of the picking operation, upon receiving output from the state variable observation unit and output from the operation result obtaining unit.
    Type: Application
    Filed: April 28, 2020
    Publication date: August 13, 2020
    Inventors: Takashi YAMAZAKI, Takumi OYAMA, Shun SUYAMA, Kazutaka NAKAYAMA, Hidetoshi KUMIYA, Hiroshi NAKAGAWA, Daisuke OKANOHARA, Ryosuke OKUTA, Eiichi MATSUMOTO, Keigo KAWAAI
  • Patent number: 10717196
    Abstract: A machine learning device that learns an operation of a robot for picking up, by a hand unit, any of a plurality of workpieces placed in a random fashion, including a bulk-loaded state, includes a state variable observation unit that observes a state variable representing a state of the robot, including data output from a three-dimensional measuring device that obtains a three-dimensional map for each workpiece, an operation result obtaining unit that obtains a result of a picking operation of the robot for picking up the workpiece by the hand unit, and a learning unit that learns a manipulated variable including command data for commanding the robot to perform the picking operation of the workpiece, in association with the state variable of the robot and the result of the picking operation, upon receiving output from the state variable observation unit and output from the operation result obtaining unit.
    Type: Grant
    Filed: July 29, 2016
    Date of Patent: July 21, 2020
    Assignees: FANUC CORPORATION, PREFERRED NETWORKS, INC.
    Inventors: Takashi Yamazaki, Takumi Oyama, Shun Suyama, Kazutaka Nakayama, Hidetoshi Kumiya, Hiroshi Nakagawa, Daisuke Okanohara, Ryosuke Okuta, Eiichi Matsumoto, Keigo Kawaai
  • Publication number: 20200170382
    Abstract: Provided is a nonwoven fabric for skin care products. The nonwoven fabric includes: a thermoplastic resin fiber having a single fiber diameter of 50 nm or more and 800 nm or less; and a cellulose fiber having a tensile strength measured in accordance with JIS L 1015:2010 8.7.2 of 1.9 cN/dtex or less. A total content of the thermoplastic resin fiber and the cellulose fiber is 85% by mass or more relative to a total mass of the nonwoven fabric for skin care products, and a content ratio by mass of the thermoplastic resin fiber and the cellulose fiber (Thermoplastic resin fiber/Cellulose fiber) is 0.06 to 0.22.
    Type: Application
    Filed: June 20, 2018
    Publication date: June 4, 2020
    Applicant: Toray Industries, Inc.
    Inventors: Kumi Oyama, Hiroshi Kajiyama, Makoto Nakahara
  • Patent number: 10639525
    Abstract: A golf club set includes a plurality of golf clubs 1 having different loft angles. The golf clubs 1 include at least one 1st golf club 1A having a loft angle of less than 34 degrees, and at least one 2nd golf club 1B having a loft angle of not less than 34 degrees. Each of the at least one 1st golf club 1A and the at least one 2nd golf club 1B comprises a clubface 3 provided with a plurality of face grooves 8 having a depth. The depth of the face grooves 8 of the at least one 2nd golf club 1B is larger than the depth of the face grooves 8 of the at least one 1st golf club 1A.
    Type: Grant
    Filed: March 6, 2019
    Date of Patent: May 5, 2020
    Assignee: Sumitomo Rubber Industries, Ltd.
    Inventors: Naoyoshi Ueda, Masahiko Ueda, Shimpei Oyama, Yuki Nagano, Satoru Hanamitsu, Tomoya Hirano, Kenji Kii, Hiroshi Abe, Yasushi Sugimoto
  • Patent number: 10640315
    Abstract: A drive apparatus according to the present invention includes a stepping motor that transmits power to a rotating shaft of a conveyance roller, a brushless motor that transmits power to the rotating shaft of the conveyance roller, a first controller that controls an operation of the stepping motor so that the stepping motor rotates at a constant speed, and a second controller that controls an operation of the brushless motor. The second controller switches control of the brushless motor between, in accordance with a conveyance state of the sheet, assist control in which power of the brushless motor assists a rotation of the stepping motor, brake control in which power of the brushless motor prevents the rotation of the stepping motor, and neutral control in which power of the brushless motor does not affect the rotation of the stepping motor.
    Type: Grant
    Filed: October 26, 2018
    Date of Patent: May 5, 2020
    Assignee: KONICA MINOLTA, INC.
    Inventors: Satoshi Miyajima, Hiroshi Oyama, Remi Ishikawa, Tadayuki Ueda
  • Publication number: 20200106081
    Abstract: A battery pack in one aspect of the present disclosure includes a communication terminal and a detector, and supplies electric power to an external device. The communication terminal receives a first signal, a second signal, and a third signal. The first signal has a first potential, the second signal has a second potential, and the third signal has a third potential. The first potential, the second potential, and the third potential are different from one another. The detector determines a potential at the communication terminal, to thereby detect the first signal, the second signal, or the third signal in accordance with the determined potential.
    Type: Application
    Filed: September 30, 2019
    Publication date: April 2, 2020
    Applicant: MAKITA CORPORATION
    Inventors: Hitoshi SUZUKI, Minoru GYODA, Nobuyuki OYAMA, Hiroshi INOUE
  • Publication number: 20200080642
    Abstract: [Problem] To provide a method for manufacturing a sealing device having high pressure-resistance and high durability.
    Type: Application
    Filed: May 16, 2018
    Publication date: March 12, 2020
    Inventors: Takayuki OYAMA, Tatsuya MORI, Hiroshi ONODERA
  • Patent number: 10564279
    Abstract: In order to enable to change a search condition of a set of SAR data, depending on a purpose of generating InSAR data, an SAR data search method according to an exemplary aspect of the invention includes: receiving an input of a search condition comprising a search purpose and an observation date/time condition, switching the observation date/time condition to be used as the search condition, depending on the search purpose, and extracting, from a metadata storage unit configured to store metadata comprising an observation date/time associated with identification information of an SAR data, the identification information of a set of the SAR data that satisfies the search condition, and outputting the extracted identification information of each piece of the SAR data in the set.
    Type: Grant
    Filed: February 17, 2016
    Date of Patent: February 18, 2020
    Assignee: NEC CORPORATION
    Inventor: Hiroshi Oyama
  • Patent number: 10526150
    Abstract: A drive apparatus according to the present invention includes a first motor that transmits power to a rotating shaft of a conveyance roller for conveying a sheet, a second motor that transmits power to the rotating shaft of the conveyance roller, a storage that stores information indicating the driving force of the second motor during a period in which the conveyance roller conveys the sheet; and a controller that drives the second motor with the driving force indicated by the information during a period when the conveyance roller conveys the sheet, wherein the controller changes the information stored in the storage according to a load applied to the conveyance roller during the period when the conveyance roller conveys the sheet, and drives the second motor with a driving force indicated by the information after the change during a period when the conveyance roller conveys a next sheet.
    Type: Grant
    Filed: November 7, 2018
    Date of Patent: January 7, 2020
    Assignee: KONICA MINOLTA, INC.
    Inventors: Satoshi Miyajima, Hiroshi Oyama, Remi Ishikawa, Tadayuki Ueda
  • Publication number: 20190393799
    Abstract: A power module includes a double-sided electrode module, a power semiconductor element, a pair of base plates, and a connecting member. The double-sided electrode module has a plurality of electrode wiring boards and a power semiconductor element which are molded with a resin material. The pair of base plates has the double-sided electrode module sandwiched therebetween. The pair of base plates are connected via the connecting member.
    Type: Application
    Filed: June 5, 2019
    Publication date: December 26, 2019
    Inventors: Kinya NAKATSU, Hiroshi HOZOJI, Takeshi TOKUYAMA, Yusuke TAKAGI, Toshiya SATOH, Taku OYAMA, Takanori NINOMIYA
  • Publication number: 20190375187
    Abstract: The present invention provides a laminated nonwoven fabric achieving both handling properties during manufacturing and use and adherence to a skin surface at a high level particularly when used for a face mask. The laminated nonwoven fabric includes a nonwoven fabric layer (A) and a nonwoven fabric layer (B). The nonwoven fabric layer (A) is formed from a fiber A having a single fiber diameter of 50 nm or more and 800 nm or less, and the nonwoven fabric layer (B) is formed from a fiber B having a single fiber diameter of 3 ?m or more and 30 ?m or less. The nonwoven fabric layer (B) includes 15 to 40% by mass of a fiber B1 to all of the fibers constituting the nonwoven fabric layer (B), the fiber having tensile strength of 2.0 cN/dtex or less as measured based on JIS L 1015: 2010 8.7.2. The nonwoven fabric layer (B) Includes a fiber B2 having tensile strength exceeding 2.0 cN/dtex as measured based on JIS L 1015: 2010 8.7.2.
    Type: Application
    Filed: February 21, 2018
    Publication date: December 12, 2019
    Applicant: Toray Industries, Inc.
    Inventors: Kumi Oyama, Makoto Nakahara, Hiroshi Kajiyama
  • Patent number: 10488805
    Abstract: An image forming apparatus includes the following. An upstream second conveying roller and a downstream second conveying roller form a loop on the long sheet. A deviation amount detector detects a deviation amount of the long sheet. A loop amount detector detects a loop amount in two positions in a width direction. A speed controller controls a rotating speed of the upstream second conveying roller and the downstream second conveying roller based on a deviation amount and a difference of loop amounts in two positions. Each of the upstream second conveying roller and the downstream second conveying roller includes a near roller and a far roller. The speed controller controls the rotating speed of the near roller and the far roller based on the deviation amount and the difference of the loop amounts in the two positions.
    Type: Grant
    Filed: November 6, 2017
    Date of Patent: November 26, 2019
    Assignee: KONICA MINOLTA, INC.
    Inventors: Satoshi Miyajima, Takanobu Shiki, Hiroshi Oyama, Remi Ishikawa, Tadayuki Ueda
  • Patent number: 10435261
    Abstract: A sheet conveying apparatus includes: a plurality of conveyors provided along a sheet conveying direction; a plurality of main driving parts that is respectively provided to the plurality of conveyors and independently drives the conveyors; an auxiliary driving part that drives the plurality of conveyors; and a transmitter that transmits driving force between the plurality of conveyors and transmits driving force of the auxiliary driving part to the plurality of conveyors.
    Type: Grant
    Filed: May 7, 2018
    Date of Patent: October 8, 2019
    Assignee: Konica Minolta, Inc.
    Inventors: Satoshi Miyajima, Takanobu Shiki, Tadayuki Ueda, Hiroshi Oyama, Remi Ishikawa
  • Publication number: 20190286348
    Abstract: A storage device includes a storage unit, an interface that is physically connectable to a network, and a controller. The controller is configured to establish a first logical communication path via the interface in a first communication software layer, through which data is read from and stored in the storage unit, and a second logical communication path via the interface in a second communication software layer higher than the first communication software layer, through which meta information for controlling access to the storage unit is communicated.
    Type: Application
    Filed: February 28, 2019
    Publication date: September 19, 2019
    Inventors: Takeshi ISHIHARA, Yuichiro OYAMA, Hiroshi NISHIMOTO, Eimi MURAKAMI
  • Publication number: 20190289053
    Abstract: A management server includes a processor and a storage that stores correlation information in which a category into which content is classified, location information, and an access frequency are correlated with one another. The processor acquires access information on an access from a wireless terminal to a content server via an access point and a network, a content requested by the wireless terminal, and location information corresponding to the accessed access point, updates the correlation information by rewriting the access frequency corresponding to a category to which the requested content belongs and the acquired location information, according to the access information, specifies a category and location information such that an access frequency related to the category and location information in the updated correlation information satisfies a criterion, and stores a content belonging to the category in a cache area of an access point corresponding to the location information.
    Type: Application
    Filed: February 28, 2019
    Publication date: September 19, 2019
    Applicant: TOSHIBA MEMORY CORPORATION
    Inventors: Yuichiro OYAMA, Takeshi ISHIHARA, Hiroshi NISHIMOTO
  • Publication number: 20190282862
    Abstract: A golf club set includes a plurality of golf clubs 1 having different loft angles. The golf clubs 1 include at least one 1st golf club 1A having a loft angle of less than 34 degrees, and at least one 2nd golf club 1B having a loft angle of not less than 34 degrees. Each of the at least one 1st golf club 1A and the at least one 2nd golf club 1B comprises a clubface 3 provided with a plurality of face grooves 8 having a depth. The depth of the face grooves 8 of the at least one 2nd golf club 1B is larger than the depth of the face grooves 8 of the at least one 1st golf club 1A.
    Type: Application
    Filed: March 6, 2019
    Publication date: September 19, 2019
    Applicant: Sumitomo Rubber Industries, Ltd.
    Inventors: Naoyoshi UEDA, Masahiko UEDA, Shimpei OYAMA, Yuki NAGANO, Satoru HANAMITSU, Tomoya HIRANO, Kenji KII, Hiroshi ABE, Yasushi SUGIMOTO
  • Publication number: 20190276694
    Abstract: An ink comprises water, a coloring material, and a cross-linked material comprising a structure unit represented by the following Chemical formula 1 and a structure unit represented by the following Chemical formula 2, in Chemical formula 1, X represents a hydrogen atom or a cation and R1 represents a hydrogen atom or a methyl group, in Chemical formula 2, R2 represents a hydrogen atom or a methyl group, L represents an alkylene group having 2 to 18 carbon atoms, and * represents an atomic bond.
    Type: Application
    Filed: March 5, 2019
    Publication date: September 12, 2019
    Inventors: Takuya YAMAZAKI, Shigeyuki HARADA, Takuya SAIGA, Hiroshi GOTOU, Yuusuke KOIZUKA, Koichiro OYAMA
  • Publication number: 20190270377
    Abstract: A work vehicle is disclosed that includes an elastic support mechanism for supporting an exhaust muffler. The elastic support mechanism includes a support platform member, an elastic cylindrical members and an bar-shaped member. The support platform member is supported by a rear-linking frame bar to adjust a position of the support platform member along one of lateral and longitudinal directions of the body frame. An elastic cylindrical member supported by one of the support platform member and the exhaust muffler. The elastic cylindrical member has an axis extending along the other of the lateral and longitudinal directions, and is supported at a single position, in a direction of the axis, of said one of the support platform member and the exhaust muffler. A bar-shaped member supported by the other of the support platform member and the exhaust muffler is fitted into the elastic cylindrical member to be supported by the elastic cylindrical member.
    Type: Application
    Filed: May 17, 2019
    Publication date: September 5, 2019
    Inventors: Yoshinori Oyama, Kimihiro Kai, Hiroshi Takagi, Toshiki Ono, Kohta Nakao, Takafumi Komatsu, Kensuke Okabe, Yuki Nakaoka