Patents by Inventor Wataru Asano

Wataru Asano 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: 11507000
    Abstract: A sheet separation device separates a non-bonding portion of a two-ply sheet in which two sheets are overlapped and bonded together at one end of the two-ply sheet. The sheet separation device includes a separator that includes a first separator and a second separator. The first separator is inserted into a gap between the two sheets of the two-ply sheet. The second separator is inserted between the two sheets at said another end of the two-ply sheet that is opposite to the one end of the two-ply sheet and moves in a width direction of the two-ply sheet after the first separator is inserted into the gap and relatively moves from the one end to said another end.
    Type: Grant
    Filed: March 18, 2021
    Date of Patent: November 22, 2022
    Assignee: RICOH COMPANY, LTD.
    Inventors: Wataru Takahashi, Tomohiro Furuhashi, Shinya Monma, Yoshito Suzuki, Joji Akiyama, Yohsuke Haraguchi, Sho Asano, Wataru Nozaki
  • Publication number: 20220365182
    Abstract: A ranging device includes: a pulse generator; a controller that controls the pulse generator according to n (n is an integer greater than or equal to 4) types of packet generation codes indicating whether or not to expose or emit light in each of unit segments corresponding to distance segments into which a ranging range is divided; a light source; a solid-state image capturer; and a distance calculator that calculates the distance based on n types of signal values per unit segment obtained from the solid-state image capturer.
    Type: Application
    Filed: October 30, 2020
    Publication date: November 17, 2022
    Inventors: Nobutaka NAKAMAE, Yuki MINAMI, Wataru MATSUMOTO, Mitsuhiko OTANI, Junichi MATSUO, Takuya ASANO, Haruka TAKANO, Shigeru SAITOU, Shinzo KOYAMA, Toshiya FUJII
  • Patent number: 11500323
    Abstract: A sheet processing apparatus is configured to sandwich one or more sheet media in a two-ply sheet in which two sheets are overlaid and bonded together at a portion of the two-ply sheet. The sheet processing apparatus includes circuitry configured to control insertion processing to insert the one or more sheet media into the two-ply sheet based on a length of the two-ply sheet in a conveyance direction, a length of one of the one or more sheet media in the conveyance direction, and a number of the one or more sheet media.
    Type: Grant
    Filed: May 6, 2021
    Date of Patent: November 15, 2022
    Assignee: RICOH COMPANY, LTD.
    Inventors: Wataru Takahashi, Tomohiro Furuhashi, Sho Asano, Yoshito Suzuki, Shinya Monma, Johji Akiyama, Yohsuke Haraguchi, Wataru Nozaki
  • Patent number: 11492222
    Abstract: A sheet separation device separates a non-bonding portion of a two-ply sheet in which two sheets are overlapped and bonded together at a bonding portion of the two-ply sheet. The sheet separation device includes a winding roller and a gripper. The winding roller rotates and winds the two-ply sheet to separate the two-ply sheet. The gripper is disposed in the winding roller and configured to grip a gripped portion of the two-ply sheet at one end of the two-ply sheet without abutting a tip of the gripped portion at the one end of the two-ply sheet on a member.
    Type: Grant
    Filed: February 11, 2021
    Date of Patent: November 8, 2022
    Assignee: RICOH COMPANY, LTD.
    Inventors: Yoshito Suzuki, Tomohiro Furuhashi, Wataru Takahashi, Shinya Monma, Joji Akiyama, Yohsuke Haraguchi, Sho Asano, Wataru Nozaki
  • Publication number: 20220334523
    Abstract: A sheet processing apparatus sandwiches a sheet media in a two-ply sheet in which two sheets are overlaid and bonded together at a portion of the two-ply sheet. The sheet processing apparatus includes a fixing device, a tray, and a roller. The fixing device applies heat and pressure to the two-ply sheet. The tray is disposed downstream from the fixing device in a conveyance direction of the two-ply sheet, to stack the two-ply sheet. The roller conveys the two-ply sheet vertically downward toward the tray after the two-ply sheet passes through the fixing device.
    Type: Application
    Filed: April 13, 2022
    Publication date: October 20, 2022
    Applicant: Ricoh Company, Ltd.
    Inventors: Joji AKIYAMA, Tomohiro FURUHASHI, Wataru TAKAHASHI, Sho ASANO, Yoshito SUZUKI, Shinya MONMA, Yohsuke HARAGUCHI, Wataru NOZAKI
  • Publication number: 20220289512
    Abstract: A sheet processing device includes a conveyor, a rotator, a separator, and control circuitry. The conveyor conveys a two-ply sheet in which two sheets are overlapped and bonded together at a portion of the two-ply sheet. The rotator winds the two-ply sheet. The control circuitry causes the conveyor to convey the two-ply sheet in a winding direction to wind the two-ply sheet around the rotator such that a sagging space is created in the two-ply sheet, and causes the separator to insert into the sagging space to separate the two-ply sheet into two sheets. The control circuitry causes the conveyor to convey the two-ply sheet in a direction opposite the winding direction before an insertion of the separator into the sagging space.
    Type: Application
    Filed: December 14, 2021
    Publication date: September 15, 2022
    Applicant: Ricoh Company, Ltd.
    Inventors: Wataru TAKAHASHI, Tomohiro FURUHASHI, Shinya MONMA, Yoshito SUZUKI, Joji AKIYAMA, Yohsuke HARAGUCHI, Sho ASANO, Wataru NOZAKI
  • Publication number: 20220291620
    Abstract: A sheet processing device includes a conveyor, a rotator, a separator, and control circuitry. The conveyor conveys a sheet-shaped medium into a two-ply sheet in which two sheets are overlaid and partially bonded, and includes a drive roller and a driven roller. The rotator winds the two-ply sheet. The separator separates the two sheets of the two-ply sheet. The control circuitry causes the conveyor to convey the two-ply sheet in a winding direction to wind the two-ply sheet around the rotator to generate a space between the two sheets, and causes the separator to insert into the space between the two sheets to separate the two sheets. The drive roller and the rotator are disposed on a same side with respect to a sheet conveyance passage of the two-ply sheet, and the driven roller and the rotator are disposed on opposite sides with respect to the sheet conveyance passage.
    Type: Application
    Filed: December 23, 2021
    Publication date: September 15, 2022
    Applicant: Ricoh Company, Ltd.
    Inventors: Suzuka FUJITA, Tomohiro FURUHASHI, Wataru TAKAHASHI, Yoshito SUZUKI, Shinya MONMA, Joji AKIYAMA, Yohsuke HARAGUCHI, Sho ASANO, Wataru NOZAKI
  • Publication number: 20220288910
    Abstract: A laminating device inserts a sheet-shaped medium into a two-ply sheet in which two sheets are overlaid and partially bonded, and includes a loader, a fixing device, and control circuitry. The loader loads the sheet-shaped medium or a cleaning sheet. The fixing device laminates the two-ply sheet in which the sheet-shaped medium is sandwiched between the two sheets of the two-ply sheet. The control circuitry performs a cleaning mode of conveying a plurality of cleaning sheets from the loader to clean the fixing device. The cleaning mode is to convey a subsequent cleaning sheet of the plurality of cleaning sheets at a position different from a position of a preceding cleaning sheet of the plurality of cleaning sheets in a direction orthogonal to a conveyance direction of the plurality of cleaning sheets.
    Type: Application
    Filed: February 2, 2022
    Publication date: September 15, 2022
    Applicant: Ricoh Company, Ltd.
    Inventors: Shinya MONMA, Tomohiro FURUHASHI, Wataru TAKAHASHI, Sho ASANO, Yoshito SUZUKI, Joji AKIYAMA, Yohsuke HARAGUCHI, Wataru NOZAKI, Suzuka FUJITA
  • Patent number: 11411575
    Abstract: According to an embodiment, an information processing apparatus includes a computing unit and a compressing unit. The computing unit is configured to execute computation of an input layer, a hidden layer, and an output layer of a neural network. The compressing unit is configured to irreversibly compress output data of at least a part of the input layer, the hidden layer, and the output layer and output the compressed data.
    Type: Grant
    Filed: February 16, 2018
    Date of Patent: August 9, 2022
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Takuya Matsuo, Wataru Asano
  • Patent number: 11385588
    Abstract: A sheet laminator includes a sheet separation device, a sheet insertion device, and circuitry. The sheet separation device is configured to perform a sheet separating operation to separate a non-bonding portion of a two-ply sheet in which two sheets are overlapped and bonded together at a bonding portion of the two-ply sheet, and a sheet inserting operation to insert an inner sheet between the two sheets. The sheet lamination device is configured to perform a sheet laminating operation on the two-ply sheet after the sheet separating operation and the sheet inserting operation. The circuitry is configured to cause the sheet lamination device to perform the sheet laminating operation on the two-ply sheet while causing the sheet separation device to perform the sheet separating operation on another two-ply sheet subsequent to the two-ply sheet or the sheet separating operation and the sheet inserting operation on said another two-ply sheet.
    Type: Grant
    Filed: June 24, 2021
    Date of Patent: July 12, 2022
    Assignee: RICOH COMPANY, LTD.
    Inventors: Wataru Nozaki, Tomohiro Furuhashi, Wataru Takahashi, Sho Asano, Yoshito Suzuki, Shinya Monma, Joji Akiyama, Yohsuke Haraguchi
  • Patent number: 11375073
    Abstract: A sheet separation device separates a non-bonding portion of a two-ply sheet in which two sheets are overlapped and bonded together at a bonding portion of the two-ply sheet. The sheet separation device includes a separator, an abnormality detection device, and circuitry. The separator is configured to move to be inserted into a gap formed between the two sheets of the two-ply sheet. The abnormality detection device is configured to detect an abnormal state in which the gap larger than a predetermined size is not formed between the two sheets before the separator is inserted into the gap. The circuitry is configured to control movement of the separator based on a result detected by the abnormality detection device.
    Type: Grant
    Filed: February 15, 2021
    Date of Patent: June 28, 2022
    Assignee: Ricoh Company, Ltd.
    Inventors: Shinya Monma, Tomohiro Furuhashi, Wataru Takahashi, Sho Asano, Yoshito Suzuki, Joji Akiyama, Yohsuke Haraguchi, Wataru Nozaki
  • Publication number: 20210073641
    Abstract: According to an embodiment, a learning device includes one or more hardware processors configured to function as a structure search unit. The structure search unit searches for a first learned model structure. The first learned model structure is obtained by selecting search space information in accordance with a target constraint condition of target hardware for each of a plurality of convolution processing blocks included in a base model structure in a neural network model.
    Type: Application
    Filed: February 26, 2020
    Publication date: March 11, 2021
    Applicant: KABUSHIKI KAISHA TOSHIBA
    Inventors: Akiyuki TANIZAWA, Wataru ASANO, Atsushi YAGUCHI, Shuhei NITTA, Yukinobu SAKATA
  • Publication number: 20210034983
    Abstract: A learning device according to an embodiment includes one or more hardware processors configured to function as a generation unit, an inference unit, and a training unit. The generation unit generates input data with which an error between a value output from each of one or more target nodes and a preset aimed value is equal to or less than a preset value, the target nodes being in a target layer of a plurality of layers included in a first neural network. The inference unit causes the input data to propagate in a forward direction of the first neural network to generate output data. The training unit trains a second neural network differing from the first neural network by using training data including a set of the input data and the output data.
    Type: Application
    Filed: February 26, 2020
    Publication date: February 4, 2021
    Applicant: KABUSHIKI KAISHA TOSHIBA
    Inventors: Wataru Asano, Akiyuki Tanizawa, Atsushi Yaguchi, Shuhei Nitta, Yukinobu Sakata
  • Publication number: 20210012228
    Abstract: An inference apparatus according to an embodiment of the present disclosure includes a memory and a hardware processor coupled to the memory. The hardware processor is configured to: acquire at least one control parameter of second machine learning model, the second machine learning model having a size smaller than a size of a first machine learning model input to the inference apparatus; change the first machine learning model to the second machine learning model based on the at least one control parameter; and perform inference in response to input data by using the second machine learning model.
    Type: Application
    Filed: February 27, 2020
    Publication date: January 14, 2021
    Applicant: KABUSHIKI KAISHA TOSHIBA
    Inventors: Atsushi YAGUCHI, Akiyuki TANIZAWA, Wataru ASANO, Shuhei NITTA, Yukinobu SAKATA
  • Publication number: 20200012945
    Abstract: According to an embodiment, a learning method of optimizing a neural network, includes updating and specifying. In the updating, each of a plurality of weight coefficients included in the neural network is updated so that an objective function obtained by adding a basic loss function and an L2 regularization term multiplied by a regularization strength is minimized. In the specifying, an inactive node and an inactive channel are specified among a plurality of nodes and a plurality of channels included in the neural network.
    Type: Application
    Filed: February 27, 2019
    Publication date: January 9, 2020
    Applicant: KABUSHIKI KAISHA TOSHIBA
    Inventors: Atsushi YAGUCHI, Wataru ASANO, Shuhei NITTA, Yukinobu SAKATA, Akiyuki TANIZAWA
  • Patent number: 10341660
    Abstract: According to an embodiment, a video compression apparatus includes a first compressor, a second compressor, a partitioner and a communicator. The first compressor compresses a first video to generate a first bitstream. The second compressor sets regions in a second video and compresses the regions so as to enable each region to be independently decoded, to generate a second bitstream. The partitioner partitions the second bitstream according to the set regions to obtain a partitioned second bitstream. The communicator receives region information indicating a specific region that corresponds to one or more regions and selects and transmits a bitstream corresponding to the specific region from the partitioned second bitstream.
    Type: Grant
    Filed: August 26, 2015
    Date of Patent: July 2, 2019
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Akiyuki Tanizawa, Tomoya Kodama, Takeshi Chujoh, Shunichi Gondo, Wataru Asano, Takayuki Itoh
  • Publication number: 20190058489
    Abstract: According to an embodiment, an information processing apparatus includes a computing unit and a compressing unit. The computing unit is configured to execute computation of an input layer, a hidden layer, and an output layer of a neural network. The compressing unit is configured to irreversibly compress output data of at least a part of the input layer, the hidden layer, and the output layer and output the compressed data.
    Type: Application
    Filed: February 16, 2018
    Publication date: February 21, 2019
    Applicant: Kabushiki Kaisha Toshiba
    Inventors: Takuya MATSUO, Wataru Asano
  • Publication number: 20190034781
    Abstract: According to an embodiment, a network coefficient compression method includes: outputting, with respect to input data input into an input layer of a learned neural network, an output value in a hidden layer or an output layer of the neural network; and generating a compressed network coefficient by learning a network coefficient of the neural network, with the input data and the output value as training data, while performing lossy compression of the network coefficient.
    Type: Application
    Filed: February 2, 2018
    Publication date: January 31, 2019
    Applicant: Kabushiki Kaisha Toshiba
    Inventors: Wataru ASANO, Takuya MATSUO
  • Patent number: 10164654
    Abstract: A data compressing device according to an embodiment includes a data cutting unit configured to divide continuously inputted data into W-bit data blocks and to output the data blocks in segments such that each of the segments is composed of N data blocks, and a compression-method determining unit configured to select, as a compression portion for each of the segments, a run length system, a flag system, or no compression, according to a ratio of data blocks of specific data in any of the segments. The data compressing device further includes an RL compression unit configured to execute, on any of the segments, a run length system of storing a consecutive amount of the specific data into compressed data, and a flag compression unit configured to execute, on any of the segments, a flag system of storing positional information of the specific data into compressed data.
    Type: Grant
    Filed: August 28, 2017
    Date of Patent: December 25, 2018
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Kazuki Inoue, Keiri Nakanishi, Yasuki Tanabe, Wataru Asano
  • Publication number: 20180275659
    Abstract: According to one embodiment, a route generation apparatus includes a memory and a circuit coupled with the memory. The circuit acquires a depth image regarding a capturing object including a first object, generates three-dimensional data by using the depth image receives first region information that specifies a first region including at least part of the first object based on the three-dimensional data, and generates route data by using the first region information and the three-dimensional data.
    Type: Application
    Filed: August 31, 2017
    Publication date: September 27, 2018
    Applicant: KABUSHIKI KAISHA TOSHIBA
    Inventors: Toshiyuki ONO., Yusuke MORIUCHI., Wataru ASANO.