Patents by Inventor Hideki Sakai

Hideki Sakai 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: 10383229
    Abstract: An electronic apparatus includes a first circuit board, a stacked circuit that is provided on the first circuit board through first coupling terminals and has a structure in which arithmetic elements and memory elements are stacked through inter-element coupling terminals and to which a signal is inputted from the first circuit board, and a second circuit board that is provided on the stacked circuit through second coupling terminals and to which a result of processing is outputted from the stacked circuit, wherein a number of the first coupling terminals and a number of the second coupling terminals are smaller than that of the inter-element coupling terminals.
    Type: Grant
    Filed: March 9, 2018
    Date of Patent: August 13, 2019
    Assignee: FUJITSU LIMITED
    Inventors: Taiki Uemura, Taiji Sakai, Hideki Kitada
  • Publication number: 20190236952
    Abstract: According to one embodiment, in general, an information processing apparatus includes one or more processors. The one or more processors receive from an onboard device of a probe vehicle an image showing a vehicle group of one or more vehicles stopping on the same lane, imaging time of the image, and a position of the probe vehicle at the imaging time. The one or more processors select vehicle groups according to the imaging time and an imaging position. The one or more processors identify the selected vehicle groups as a vehicle queue. The one or more processors calculate a stopping vehicle-queue evaluation value. The one or more processors calculate a parking vehicle-queue evaluation value. The one or more processors determine whether the identified vehicle queue is the stopping vehicle queue or the parking vehicle queue.
    Type: Application
    Filed: January 22, 2019
    Publication date: August 1, 2019
    Applicants: KABUSHIKI KAISHA TOSHIBA, TOSHIBA INFRASTRUCTURE SYSTEMS & SOLUTIONS CORPORATION
    Inventors: Yoshihiko SUZUKI, Yusuke TAKAHASHI, Toshio SATO, Yoshikazu OOBA, Hiroshi SAKAI, Hideki UENO
  • Patent number: 10364160
    Abstract: A method for producing a potassium titanate easily produces a potassium titanate having a high single phase ratio and a significantly reduced fibrous potassium titanate content in high yield. The method for producing a potassium titanate includes: a mixing step that mixes a titanium raw material with a potassium raw material, the titanium raw material including 0 to 60 mass % of titanium oxide having a specific surface area of 1 to 2 m2/g, 40 to 100 mass % of titanium oxide having a specific surface area of 7 to 200 m2/g, and 0 to 4.5 mass % in total of one or more materials selected from titanium metal and titanium hydride, and the potassium raw material including a potassium compound; a calcination step that calcines a raw material mixture obtained by the mixing step at a calcination temperature of 950 to 990° C.; and a grinding step that grinds a calcined powder obtained by the calcination step using one or more means selected from a vibrating mill and an impact pulverizer.
    Type: Grant
    Filed: March 11, 2015
    Date of Patent: July 30, 2019
    Assignee: TOHO TITANIUM CO., LTD.
    Inventors: Mamoru Nakashima, Hideki Sakai, Daisuke Taki
  • Publication number: 20190192036
    Abstract: An electronic device includes: a polymer film that is to melt at a predetermined temperature higher than a body temperature; at least one electronic component provided in the polymer film; and a first hydrophobic film provided on an opposite surface of the polymer film to a side of the polymer film to be attached to skin.
    Type: Application
    Filed: March 4, 2019
    Publication date: June 27, 2019
    Applicant: FUJITSU LIMITED
    Inventors: Taiji Sakai, Hideki Kitada, KOZO SHIMIZU
  • Patent number: 10328876
    Abstract: An electrical line system for a vehicle, includes a first line arrangement for electrically connecting a first vehicle system to a first controller, a second line arrangement for electrically connecting a second vehicle system to a second controller, and an external sheath which surrounds the first line arrangement and the second line arrangement at least in sections, wherein an isolating medium is arranged within the external sheath, wherein the isolating medium is designed to surround the first line arrangement and the second line arrangement and to keep the line arrangements at a distance from the external sheath in order to reduce a pull-off force when pulling off the external sheath.
    Type: Grant
    Filed: April 18, 2016
    Date of Patent: June 25, 2019
    Assignee: Continental Teves AG & Co. oHG
    Inventors: Akihiro Koeda, Isao Ohno, Alejandro Gonzalez, Hideki Sakai
  • Patent number: 10328972
    Abstract: In a rotation detecting apparatus, a sensor includes a sensor element outputting a measurement value representing rotation of a detection target, and a circuit module. The circuit module includes a rotational angle calculator calculating, based on the measurement value, rotational angle information indicative of a rotational angle of the detection target. The rotational angle calculator generates a rotational angle signal including the rotational angle information. The circuit module includes a rotation number calculator calculating, based on the measurement value, rotation number information representing the number of rotations of the detection target. The rotation number calculator generates a rotation number signal including the rotation number information. An output unit outputs, as an output signal, a series of the rotational angle signal and the rotation number signal.
    Type: Grant
    Filed: April 4, 2017
    Date of Patent: June 25, 2019
    Assignee: DENSO CORPORATION
    Inventors: Toshihiro Fujita, Hideki Kabune, Katsuhiko Hayashi, Takaharu Kozawa, Shuhei Miyachi, Koichi Nakamura, Yuki Watanabe, Atsuko Oka, Shuji Kuramitsu, Toshimitsu Sakai, Masaya Taki
  • Publication number: 20190161030
    Abstract: An electrical line system for a vehicle, includes a first line arrangement for electrically connecting a first vehicle system to a first controller, a second line arrangement for electrically connecting a second vehicle system to a second controller, and an external sheath which surrounds the first line arrangement and the second line arrangement at least in sections, wherein an isolating medium is arranged within the external sheath, wherein the isolating medium is designed to surround the first line arrangement and the second line arrangement and to keep the line arrangements at a distance from the external sheath in order to reduce a pull-off force when pulling off the external sheath.
    Type: Application
    Filed: April 18, 2016
    Publication date: May 30, 2019
    Inventors: Akihiro Koeda, Isao Ohno, Alejandro Gonzalez, Hideki Sakai
  • Publication number: 20190158638
    Abstract: A transmission device includes a plurality of ports, a first conversion circuit that converts a frame that is input to any one of the plurality of ports and does not include a destination address of a network layer into a packet including the destination address of the network layer, a specification circuit that specifies a port corresponding to the destination address of the network layer of the packet that is converted by the first conversion circuit among the plurality of ports, a second conversion circuit that converts the packet into the frame that does not include the destination address of the network layer, and an output control circuit that causes the frame that is converted by the second conversion circuit to be output from the port that is specified by the specification circuit.
    Type: Application
    Filed: November 15, 2018
    Publication date: May 23, 2019
    Applicant: FUJITSU LIMITED
    Inventors: Koji YANAI, Hideki KANGYU, Norio SAKAI
  • Patent number: 10156277
    Abstract: Provided is an alkali-metal titanate in which the content and adhesivity of the fibrous potassium titanate is significantly reduced. The alkali-metal titanate includes 0.5 mol to 2.2 mol of potassium oxide in terms of potassium atoms, 0.05 mol to 1.4 mol of sodium oxide in terms of sodium atoms, and 0 mol to 1.4 mol of lithium oxide in terms of lithium atoms relative to 1 mol of alkali-metal hexatitanate, in which a total content of potassium oxide in terms of potassium atoms, sodium oxide in terms of sodium atoms, and lithium oxide in terms of lithium atoms relative to 1 mol of alkali-metal hexatitanate is 1.8 mol to 2.3 mol; and the alkali-metal titanate has a single phase conversion ratio of 85% to 100%, a fiber ratio of 0% by volume to 10% by volume, and a moisture content of 0% by mass to 1.0% by mass.
    Type: Grant
    Filed: April 28, 2016
    Date of Patent: December 18, 2018
    Assignee: TOHO TITANIUM CO., LTD.
    Inventors: Mamoru Nakashima, Hideki Sakai, Daisuke Taki
  • Patent number: 10115498
    Abstract: An electric lead contains at least three conductors. Each of conductors has a line which is surrounded by a conductor sheath. Two of the conductors are embodied as signal conductors, and form, with a common partial lead sheath surrounding them, a first partial lead, in particular a signal lead. Another of the conductors is embodied as a power conductor and forms a second partial lead, in particular a power lead. The conductors are surrounded by a separating sleeve, which is in turn surrounded by a common sheath of the electric lead. The lead is characterized in that the partial lead sheath has an inner sheath section and an outer sheath section, and the outer sheath section is harder than the inner sheath section.
    Type: Grant
    Filed: July 26, 2017
    Date of Patent: October 30, 2018
    Assignees: LEONI Kabel Holding GmbH, Continental TEVES AG & Co. oHG
    Inventors: Markus Heipel, Lazhar Kahouli, Hideki Sakai, Akihiro Koeda
  • Publication number: 20180180843
    Abstract: Provided is the image pickup optical system including a first lens unit, a second lens unit, and a third lens unit disposed in an order from an object side to an image side, in which an interval between adjacent lens units is changed during focusing. The third lens unit includes an aperture stop. A distance on an optical axis from a lens surface closest to object side to aperture stop when focused at infinity Lf, a distance on optical axis from aperture stop to a lens surface closest to image side when focused at infinity Lr, a distance on optical axis from a lens surface closest to object side to an image plane when focused at infinity L, a focal length of the entire system f, and a moving amount of first lens unit during focusing from infinity to a closest distance M are appropriately set.
    Type: Application
    Filed: December 26, 2017
    Publication date: June 28, 2018
    Inventor: Hideki Sakai
  • Publication number: 20180163805
    Abstract: Provided is an alkali-metal titanate in which the content and adhesivity of the fibrous potassium titanate is significantly reduced. The alkali-metal titanate includes 0.5 mol to 2.2 mol of potassium oxide in terms of potassium atoms, 0.05 mol to 1.4 mol of sodium oxide in terms of sodium atoms, and 0 mol to 1.4 mol of lithium oxide in terms of lithium atoms relative to 1 mol of alkali-metal hexatitanate, in which a total content of potassium oxide in terms of potassium atoms, sodium oxide in terms of sodium atoms, and lithium oxide in terms of lithium atoms relative to 1 mol of alkali-metal hexatitanate is 1.8 mol to 2.3 mol; and the alkali-metal titanate has a single phase conversion ratio of 85% to 100%, a fiber ratio of 0% by volume to 10% by volume, and a moisture content of 0% by mass to 1.0% by mass.
    Type: Application
    Filed: April 28, 2016
    Publication date: June 14, 2018
    Applicant: TOHO TITANIUM CO., LTD.
    Inventors: Mamoru Nakashima, Hideki Sakai, Daisuke Taki
  • Patent number: 9912000
    Abstract: In the case in which a fuel cell has a structure in which a cathode (2) and an anode (1) are opposed with the intermediary of an electrolyte layer (3) and the cathode (2) is formed of an electrode to which an oxygen reductase and so on is immobilized and this electrode has pores inside, at least part of the surface of this electrode is rendered water repellent. For example, the surface of the electrode is rendered water repellent by forming a water-repellent agent on the surface of this electrode. Thereby, in the case in which the cathode is formed of an electrode to which an enzyme is immobilized and this electrode has pores inside, a fuel cell that can stably achieve a high current value by optimization of the amount of water contained in the cathode and a manufacturing method thereof are provided.
    Type: Grant
    Filed: December 4, 2008
    Date of Patent: March 6, 2018
    Assignee: Sony Corporation
    Inventors: Takaaki Nakagawa, Hideyuki Kumita, Masaya Kakuta, Hideki Sakai, Hiroki Mita, Yoshio Goto
  • Publication number: 20170323702
    Abstract: An electric lead contains at least three conductors. Each of conductors has a line which is surrounded by a conductor sheath. Two of the conductors are embodied as signal conductors, and form, with a common partial lead sheath surrounding them, a first partial lead, in particular a signal lead. Another of the conductors is embodied as a power conductor and forms a second partial lead, in particular a power lead. The conductors are surrounded by a separating sleeve, which is in turn surrounded by a common sheath of the electric lead. The lead is characterized in that the partial lead sheath has an inner sheath section and an outer sheath section, and the outer sheath section is harder than the inner sheath section.
    Type: Application
    Filed: July 26, 2017
    Publication date: November 9, 2017
    Inventors: MARKUS HEIPEL, LAZHAR KAHOULI, HIDEKI SAKAI, AKIHIRO KOEDA
  • Patent number: 9799424
    Abstract: An electric lead contains at least three conductors. Each of conductors has a line which is surrounded by a conductor sheath. Two of the conductors are embodied as signal conductors, and form, with a common partial lead sheath surrounding them, a first partial lead, in particular a signal lead. Another of the conductors is embodied as a power conductor and forms a second partial lead, in particular a power lead. The conductors are surrounded by a separating sleeve, which is in turn surrounded by a common sheath of the electric lead. The lead is characterized in that the partial lead sheath has an inner sheath section and an outer sheath section, and the outer sheath section is harder than the inner sheath section.
    Type: Grant
    Filed: January 26, 2016
    Date of Patent: October 24, 2017
    Assignees: LEONI Kabel Holding GmbH, Continental TEVES AG & Co. oGH
    Inventors: Markus Heipel, Lazhar Kahouli, Hideki Sakai, Akihiro Koeda
  • Patent number: 9620804
    Abstract: A fuel cell is provided having a structure in which a cathode and an anode face each other with an electrolyte layer therebetween. The cathode includes an electrode on which an oxygen reductase and the like are immobilized, and the electrode has pores therein, water repellency is imparted to at least part of the surface of the electrode. Water repellency is imparted by forming a water-repellent agent on the surface of the electrode. The water-repellent agent includes a water-repellent material such as carbon powder and an organic solvent such as methyl isobutyl ketone that causes phase separation with water. When the electrode has pores therein, there are provided a fuel cell that stably provides a high current value and a method for manufacturing the fuel cell.
    Type: Grant
    Filed: June 1, 2009
    Date of Patent: April 11, 2017
    Assignee: Sony Corporation
    Inventors: Takaaki Nakagawa, Hideyuki Kumita, Masaya Kakuta, Hideki Sakai, Hiroki Mita, Yoshio Goto
  • Publication number: 20170044023
    Abstract: A method for producing a potassium titanate easily produces a potassium titanate having a high single phase ratio and a significantly reduced fibrous potassium titanate content in high yield. The method for producing a potassium titanate includes: a mixing step that mixes a titanium raw material with a potassium raw material, the titanium raw material including 0 to 60 mass % of titanium oxide having a specific surface area of 1 to 2 m2/g, 40 to 100 mass % of titanium oxide having a specific surface area of 7 to 200 m2/g, and 0 to 4.5 mass % in total of one or more materials selected from titanium metal and titanium hydride, and the potassium raw material including a potassium compound; a calcination step that calcines a raw material mixture obtained by the mixing step at a calcination temperature of 950 to 990° C.; and a grinding step that grinds a calcined powder obtained by the calcination step using one or more means selected from a vibrating mill and an impact pulverizer.
    Type: Application
    Filed: March 11, 2015
    Publication date: February 16, 2017
    Applicant: TOHO TITANIUM CO., LTD.
    Inventors: Mamoru Nakashima, Hideki Sakai, Daisuke Taki
  • Patent number: 9566180
    Abstract: There is provided a stimulus generation apparatus including a stimulus generation section which provides a stimulus for promoting fat burning for fat or a satiety center inside a body cavity.
    Type: Grant
    Filed: July 31, 2013
    Date of Patent: February 14, 2017
    Assignee: SONY CORPORATION
    Inventors: Yoichiro Sako, Maiko Saitou, Takayuki Hirabayashi, Hideki Sakai, Takatoshi Nakamura
  • Publication number: 20160261228
    Abstract: Provide an attachment structure suitable for attaching a thin-film photovoltaic cell module having flexibility to various installation surfaces and attachment members that are fixed to the installation surfaces that is easily and surely capable of attaching. In an attachment structure for attaching a thin-film photovoltaic cell module 10 having flexibility to an installation surface R1 or an attachment member R1, a back surface of the thin-film photovoltaic cell module 10 is attached to the installation surface R1 or the attachment member by being adhered by an adhesive material 3.
    Type: Application
    Filed: October 17, 2014
    Publication date: September 8, 2016
    Inventors: Tatsuji KANBARA, Shinji KATO, Toshiaki YAMAURA, Natsuki HAMADA, Tetsuji ITOU, Bagwadkar NINAD, Tomoyasu YAMADA, Mitsuru ARASAKI, Hideki SAKAI, Mitsuru ONODA, Yuuki NARITA
  • Patent number: 9372327
    Abstract: A zoom lens includes, in order from an object side to an image side, a first lens unit having a positive refractive power, a second lens unit having a negative refractive power, a third lens unit having a positive refractive power, and a fourth lens unit having a positive refractive power. Each lens unit moves so that a distance between adjacent lens units changes during zooming. The third lens unit includes a positive lens G3i closest to the image side which has a concave meniscus surface on an image side. A conditional expression 0.03<R3i2/ft<0.25 is satisfied where R3i2 is a radius of curvature of a lens surface on the image side of the positive lens G3i, and ft is a focal length of the overall system at a telephoto end.
    Type: Grant
    Filed: September 16, 2013
    Date of Patent: June 21, 2016
    Assignee: Canon Kabushiki Kaisha
    Inventor: Hideki Sakai