Patents by Inventor Masahiko Saito

Masahiko Saito 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: 10291630
    Abstract: A monitoring apparatus, includes a memory configured to store history information regarding a login attempt to a system by a communication apparatus in a state in which a first address is set, the system being a target to be monitored, and set a second address, and a processor coupled to the memory and configured to extract, from the history information, at least one of a variance of a number of login attempts per unit time and a length of a time of the login attempts, determine whether an attack in which accesses are attempted while an address is changed was executed on the system, according to the at least one of the variance and the length of the time, and add the second address of the system to a list that manages systems that had the attack when it is determined that the attack was executed.
    Type: Grant
    Filed: January 6, 2016
    Date of Patent: May 14, 2019
    Assignee: FUJITSU LIMITED
    Inventors: Satomi Saito, Satoru Torii, Masahiko Takenaka
  • Patent number: 10282634
    Abstract: An image processing method includes acquiring consecutive time-series images captured by an onboard camera of a vehicle, having a first annotation indicating two or more first regions, and at least including one or more images in which the two or more first regions are on a path of the vehicle and a distance therebetween is smaller than or equal to a threshold; determining, in reverse chronological order from an image of the last time point, positions of the two or more regions in each consecutive time-series image; identifying, from among the consecutive time-series images, the first image of a first time point in which none of the two or more first regions are located on the path, and setting, as a second region, a region between the two or more first regions in the identified first image; and attaching a second annotation to the first image corresponding to the first time point, the second annotation indicating the second region.
    Type: Grant
    Filed: March 6, 2017
    Date of Patent: May 7, 2019
    Assignee: PANASONIC INTELLECTUAL PROPERTY CORPORATION OF AMERICA
    Inventors: Kazuki Kozuka, Toru Tanigawa, Masahiko Saito
  • Patent number: 10210420
    Abstract: An image processing method includes acquiring consecutive time-series images captured by an onboard camera and including at least one image having a first annotation indicating a first region; determining, for each of the images, in reverse chronological order from an image of the last time point, whether the first region exists in the image based on whether the first annotation is attached; identifying the first image of a first time point for which the first region is determined not to exist, and setting a second region including a partial region of an object in the identified first image, indicating the moving object that is obstructed by the object before appearing on the path, and having dimensions based on dimensions of the first region in an image of a second time point immediately after the first time point; and attaching a second annotation to the image corresponding to the second time point, the second annotation indicating the second region.
    Type: Grant
    Filed: March 6, 2017
    Date of Patent: February 19, 2019
    Assignee: PANASONIC INTELLECTUAL PROPERTY CORPORATION OF AMERICA
    Inventors: Kazuki Kozuka, Toru Tanigawa, Masahiko Saito
  • Patent number: 10202215
    Abstract: A method of packaging medical supplies includes overlapping a front film onto a back film, at least one of the front and back film being transparent and bacteria impermeable and does not transmit molecules as large as or larger than O2, extending a material that is gas permeable and bacteria impermeable along an opening side of at least one of the front and back film, and sealing the periphery of the front and back films except for the opening to form a packaging bag; inserting medical supplies in the packaging bag and then sealing the bag; sterilizing an interior of the packaging bag with EO gas injected through the material that is gas permeable and bacteria impermeable, removing the gas after sterilization and drying; and sealing the packaging bag so that the material that is gas permeable and bacteria impermeable does not communicate with the inside of the packaging bag.
    Type: Grant
    Filed: June 14, 2016
    Date of Patent: February 12, 2019
    Assignee: MANI, INC.
    Inventors: Mitsunori Nakamura, Masahiko Saito
  • Patent number: 10121377
    Abstract: An inspection method includes, with a sensor mounted in an infrastructure, measuring drive assisting information that is to be used to perform a drive assisting operation of a target vehicle that uses the infrastructure, transmitting the drive assisting information to the target vehicle, receiving, from the target vehicle, information of the infrastructure measured by the target vehicle, and inspecting the infrastructure using the information of the infrastructure.
    Type: Grant
    Filed: March 13, 2017
    Date of Patent: November 6, 2018
    Assignee: PANASONIC INTELLECTUAL PROPERTY CORPORATION OF AMERICA
    Inventors: Naoyuki Harada, Masahiko Saito, Yohei Nakata, Kazuma Takeuchi
  • Patent number: 10006772
    Abstract: There is provided a map production method to be performed by a mobile robot which moves in a first region and includes a first sensor and a second sensor. The map production method includes acquiring first information from the first sensor, acquiring second information from the second sensor, acquiring third information from a third sensor provided in the first region, acquiring fourth information indicating a detection region of the second sensor calculated from the first information and the second information, acquiring fifth information indicating a detection region of the third sensor calculated from the third information, and updating map information of the first region for a third region, including a first object, if a the second region overlaps with the third region is judged to be present from the fourth information and the fifth information.
    Type: Grant
    Filed: June 27, 2016
    Date of Patent: June 26, 2018
    Assignee: PANASONIC INTELLECTUAL PROPERTY CORPORATION OF AMERICA
    Inventors: Kazuma Takeuchi, Yohei Nakata, Masahiko Saito, Naoyuki Harada, Shuhei Matsui, Kensuke Wakasugi
  • Publication number: 20180079085
    Abstract: A mapping method includes: acquiring first map information created in advance, including information about a surrounding area of a mobile robot; acquiring second map information including information about the surrounding area by a sensor of the mobile robot; receiving third map information including information about the surrounding area from an environmental sensor node; (i) in the third map information, if a place exists in which an amount of change over time is equal to or greater than a certain threshold value, removing information about the place in each of the first and the second map information corresponding to that place, or alternatively, increasing the variance of information about the place in each of the first and the second map information corresponding to that place; and (ii) creating map information using the first and the second map information subjected to the removal or the variance increase.
    Type: Application
    Filed: November 29, 2017
    Publication date: March 22, 2018
    Inventors: YOHEI NAKATA, KAZUMA TAKEUCHI, MASAHIKO SAITO, NAOYUKI HARADA, SHUHEI MATSUI, KENSUKE WAKASUGI
  • Patent number: 9913660
    Abstract: A medical knife which maintains low penetration resistance, without the maximum-width parts of the medical knife creating sudden changes in penetration resistance even when passing through tissue. Knife includes a pointed tip, a cutting part which has edges having first oblique faces which are formed along the outer periphery, and second oblique faces which are formed inside the first oblique faces. Maximum-width parts are formed contiguously with the cutting part. A shank part is formed contiguously with the maximum-width parts. The cutting part is formed in such a way that the shape of the planar projection thereof becomes wider from the pointed tip towards the maximum-width parts, and the first oblique faces extend further towards the shank part side than the second oblique faces over at least one portion of the area running from the maximum-width parts to the shank part.
    Type: Grant
    Filed: March 31, 2016
    Date of Patent: March 13, 2018
    Assignee: MANI, Inc.
    Inventor: Masahiko Saito
  • Publication number: 20180059250
    Abstract: A positional measurement system includes: a mobile robot including a global navigation satellite system (GNSS) signal reception unit that receives GNSS signals and calculates a position of the mobile robot based on the GNSS signals, a GNSS signal precision evaluation unit that evaluates positional measurement precision by the received GNSS signals, and a position control unit that moves the mobile robot to a high-precision reception position, where GNSS signals yielding positional measurement precision higher than a first threshold precision can be received; a relative position detection unit that detects a relative position of a target as to the mobile robot situated at the high-precision reception position; and a target position calculation unit that calculates a position of the target based on the calculated position of the mobile robot based on the GNSS signals received at the high-precision reception position, and the relative position.
    Type: Application
    Filed: August 2, 2017
    Publication date: March 1, 2018
    Inventors: YOHEI NAKATA, KAZUMA TAKEUCHI, MASAHIKO SAITO
  • Publication number: 20170287333
    Abstract: An inspection method includes, with a sensor mounted in an infrastructure, measuring drive assisting information that is to be used to perform a drive assisting operation of a target vehicle that uses the infrastructure, transmitting the drive assisting information to the target vehicle, receiving, from the target vehicle, information of the infrastructure measured by the target vehicle, and inspecting the infrastructure using the information of the infrastructure.
    Type: Application
    Filed: March 13, 2017
    Publication date: October 5, 2017
    Inventors: NAOYUKI HARADA, MASAHIKO SAITO, YOHEI NAKATA, KAZUMA TAKEUCHI
  • Publication number: 20170285659
    Abstract: A method includes, with a sensor mounted on a vehicle, measuring information of an infrastructure used by the vehicle, and first drive assisting information that is used to perform a drive assisting operation of the vehicle, transmitting the information of the infrastructure to an infrastructure inspection apparatus mounted in the infrastructure when the sensor measures the information of the infrastructure, receiving, from the infrastructure inspection apparatus, second drive assisting information that is used to perform the drive assisting operation of the vehicle, performing the drive assisting operation of the vehicle in response to the first drive assisting information if the sensor measures the first drive assisting information, and performing the drive assisting operation of the vehicle in response to the second drive assisting information if the sensor measures the information of the infrastructure.
    Type: Application
    Filed: March 14, 2017
    Publication date: October 5, 2017
    Inventors: NAOYUKI HARADA, MASAHIKO SAITO, YOHEI NAKATA, KAZUMA TAKEUCHI
  • Publication number: 20170262750
    Abstract: A risk prediction method executed by a computer of a risk predictor using a convolutional neural network, the method including making the convolutional neural network acquire an input image taken by an in-vehicle camera installed on a vehicle, making the convolutional neural network estimate a risk area and a feature of the risk area, the risk area being in the acquired input image, the risk area having a possibility that a moving object may appear from the risk area into a travelling path of the vehicle and the moving object may collide with the vehicle in a case where the vehicle simply continues running, and making the convolutional neural network output the estimated risk area and the estimated feature of the risk area as a risk predicted for the input image.
    Type: Application
    Filed: March 6, 2017
    Publication date: September 14, 2017
    Inventors: KAZUKI KOZUKA, YASUNORI ISHII, MASAHIKO SAITO, TETSUJI FUCHIKAMI
  • Publication number: 20170262728
    Abstract: An image processing method includes acquiring consecutive time-series images captured by an onboard camera of a vehicle, having a first annotation indicating two or more first regions, and at least including one or more images in which the two or more first regions are on a path of the vehicle and a distance therebetween is smaller than or equal to a threshold; determining, in reverse chronological order from an image of the last time point, positions of the two or more regions in each consecutive time-series image; identifying, from among the consecutive time-series images, the first image of a first time point in which none of the two or more first regions are located on the path, and setting, as a second region, a region between the two or more first regions in the identified first image; and attaching a second annotation to the first image corresponding to the first time point, the second annotation indicating the second region.
    Type: Application
    Filed: March 6, 2017
    Publication date: September 14, 2017
    Inventors: KAZUKI KOZUKA, TORU TANIGAWA, MASAHIKO SAITO
  • Publication number: 20170262710
    Abstract: An apparatus and a method capable of accurately recognizing that a person will appear on a road and certainly notifying the person that an autonomous moving body has recognized a place where the person will appear are disclosed. An apparatus according to an embodiment of the present disclosure detects, as a recognition target, a person appearance area, in which a person will appear, formed by a recognition target presentation apparatus on a road and presents, to the person, a result of recognition indicating that the autonomous moving body has recognized the person appearance area as a result of the detection of the recognition target.
    Type: Application
    Filed: February 23, 2017
    Publication date: September 14, 2017
    Inventors: KAZUKI KOZUKA, RYOTA FUJIMURA, MASAHIKO SAITO, TETSUJI FUCHIKAMI
  • Publication number: 20170262727
    Abstract: An image processing method includes acquiring consecutive time-series images captured by an onboard camera and including at least one image having a first annotation indicating a first region; determining, for each of the images, in reverse chronological order from an image of the last time point, whether the first region exists in the image based on whether the first annotation is attached; identifying the first image of a first time point for which the first region is determined not to exist, and setting a second region including a partial region of an object in the identified first image, indicating the moving object that is obstructed by the object before appearing on the path, and having dimensions based on dimensions of the first region in an image of a second time point immediately after the first time point; and attaching a second annotation to the image corresponding to the second time point, the second annotation indicating the second region.
    Type: Application
    Filed: March 6, 2017
    Publication date: September 14, 2017
    Inventors: KAZUKI KOZUKA, TORU TANIGAWA, MASAHIKO SAITO
  • Patent number: 9741090
    Abstract: A graphics display processing device including: a graphics processor that executes GPU instructions based on a primary drawing instruction and a secondary drawing instruction; an acquirer) that acquires the primary drawing instruction and the secondary drawing instruction; an estimator that calculates an estimated GPU processing time required for executing the GPU instructions; a determiner that determines, using the estimated GPU processing time, which of the primary drawing instruction and the secondary drawing instruction is to be executed first; an issuance controller that performs a control when the primary drawing instruction is to be executed first, causing the primary drawing instruction to be issued and issuance of the secondary drawing instruction to be postponed; an instruction issuer that issues each drawing instruction according to the control of the issuance controller; and a graphics driver that generates the GPU instructions by executing each drawing instruction issued.
    Type: Grant
    Filed: May 22, 2014
    Date of Patent: August 22, 2017
    Assignee: PANASONIC INTELLECTUAL PROPERTY CORPORATION OF AMERICA
    Inventors: Tetsuji Yamamoto, Masahiko Saito, Takuya Kondoh
  • Publication number: 20170010100
    Abstract: There is provided a map production method to be performed by a mobile robot which moves in a first region and includes a first sensor and a second sensor. The map production method includes acquiring first information from the first sensor, acquiring second information from the second sensor, acquiring third information from a third sensor provided in the first region, acquiring fourth information indicating a detection region of the second sensor calculated from the first information and the second information, acquiring fifth information indicating a detection region of the third sensor calculated from the third information, and updating map information of the first region for a third region, including a first object, if a the second region overlaps with the third region is judged to be present from the fourth information and the fifth information.
    Type: Application
    Filed: June 27, 2016
    Publication date: January 12, 2017
    Inventors: KAZUMA TAKEUCHI, YOHEI NAKATA, MASAHIKO SAITO, NAOYUKI HARADA, SHUHEI MATSUI, KENSUKE WAKASUGI
  • Publication number: 20160311073
    Abstract: A method of manufacturing a straight knife includes pressing one end of a rounded austenitic stainless steel rod flat and press-cutting away an excess portion of the flattened end to form a blade; grinding the blade to form a slanted surface and an edge along at least a portion of the periphery of the blade; removing burrs along the slanted surface and the edge of the blade by electrolytic polishing or chemical polishing; and continuing with the electrolytic polishing or chemical polishing to form, at a tip of the slanted surface, a cutting portion of the blade having a cross-sectional shape defined by convex curves.
    Type: Application
    Filed: June 14, 2016
    Publication date: October 27, 2016
    Applicant: Mani, Inc.
    Inventor: Masahiko Saito
  • Publication number: 20160311567
    Abstract: A method of packaging medical supplies includes overlapping a front film onto a back film, at least one of the front and back film being transparent and bacteria impermeable and does not transmit molecules as large as or larger than O2, extending a material that is gas permeable and bacteria impermeable along an opening side of at least one of the front and back film, and sealing the periphery of the front and back films except for the opening to form a packaging bag; inserting medical supplies in the packaging bag and then sealing the bag; sterilizing an interior of the packaging bag with EO gas injected through the material that is gas permeable and bacteria impermeable, removing the gas after sterilization and drying; and sealing the packaging bag so that the material that is gas permeable and bacteria impermeable does not communicate with the inside of the packaging bag.
    Type: Application
    Filed: June 14, 2016
    Publication date: October 27, 2016
    Applicant: Mani, Inc.
    Inventors: Mitsunori Nakamura, Masahiko Saito
  • Patent number: 9460276
    Abstract: A virtual machine system that restricts use of confidential information only to the case where an authentication has resulted in success. The virtual machine system includes first virtual machine, second virtual machine, and hypervisor. The first virtual machine includes: storage unit storing confidential information; and authentication unit configured to perform authentication and notify the hypervisor of result of the authentication. The second virtual machine uses virtual device that is virtualized storage device. When having received authentication result indicating authentication success from the authentication unit, the hypervisor enables the second virtual machine to access, as substance of the virtual device, storage area storing the confidential information, and when not having received the authentication result indicating the authentication success from the authentication unit, the hypervisor disables the second virtual machine from accessing the storage area storing the confidential information.
    Type: Grant
    Filed: February 20, 2013
    Date of Patent: October 4, 2016
    Assignee: PANASONIC INTELLECTUAL PROPERTY CORPORATION OF AMERICA
    Inventors: Tadao Tanikawa, Masahiko Saito, Katsushige Amano, Toshiaki Takeuchi