Patents by Inventor Yoshiaki Tanaka

Yoshiaki Tanaka 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).

  • Inverter control device and method with multiple switching circuit control methods
    Patent number: 8564972
    Abstract: An inverter control device drives one of the two switching circuits with a fixed conduction width and changes the control method of the other switching circuit between pulse-width modulation, phase control method, and drive signal width control method by phase control method according to an output state, to implement highly accurate control at low output while suppressing heat generation of a switching element.
    Type: Grant
    Filed: May 24, 2010
    Date of Patent: October 22, 2013
    Assignee: Panasonic Corporation
    Inventors: Norikazu Ohsaki, Yoshiaki Tanaka, Yoshiyuki Tabata
  • Multi-Link Internal Combustion Engine
    Publication number: 20130263816
    Abstract: A multi-link internal combustion engine generally includes a cylinder block, an oil pan mounted to the undersurface of the cylinder block to define a crank chamber, the oil pan being formed with a shallow bottom portion and a deep bottom portion for storing oil. The multi-link internal combustion engine further includes a multi-link, piston-crank mechanism disposed in the crank chamber, a pivotal link member of the piston-crank mechanism pivotal about a pivotal fulcrum located on the side of oil pan; and an oil guide wall provided on the shallow bottom portion in the crank chamber for guiding the oil displaced due to the movement of the pivotal link member to the side of deep bottom portion.
    Type: Application
    Filed: April 3, 2013
    Publication date: October 10, 2013
    Applicant: Nissan Motor Co., Ltd.
    Inventors: Yusuke Takagi, Yoshiaki Tanaka, Katsutoshi Nakamura
  • Print control program, print control method, and printing system for saving more resources than a function selected prior to the input operation
    Patent number: 8531703
    Abstract: If, in the printing window displayed on the display according to the printer driver, the information processor is instructed to start printing, the control unit activates a program, displaying the main setting window at the front of the display. The main setting window shows images of resource saving buttons and a start decision button. Each of the resource saving buttons enables a user to select a printing function that can contribute to a resource saving more effectively than the already selected printing function or functions. The start decision button enables the user to decisively instruct the information processor to start the printing.
    Type: Grant
    Filed: April 16, 2010
    Date of Patent: September 10, 2013
    Assignee: Sharp Kabushiki Kaisha
    Inventors: Kazuo Mori, Yoshiaki Tanaka, Satoshi Awata, Shinichi Kawano
  • Piezoelectric film and method of manufacturing the same, ink jet head, method of forming image by the ink jet head, angular velocity sensor, method of measuring angular velocity by the angular velocity sensor, piezoelectric generating element, and method of generating electric power using the piezoelectric generating element
    Patent number: 8511799
    Abstract: It is an object of the present invention to provide a lead-free piezoelectric film including a lead-free ferroelectric material and having low dielectric loss and high piezoelectric performance comparable to that of PZT, and a method of manufacturing the lead-free piezoelectric film. The present invention is directed to a piezoelectric film comprising a (NaxBiy)TiO0.5x+1.5y+2—BaTiO3 layer with a (110) orientation, where 0.30?x?0. 46 and 0.51?y?0.62.
    Type: Grant
    Filed: July 17, 2012
    Date of Patent: August 20, 2013
    Assignee: Panasonic Corporation
    Inventors: Takakiyo Harigai, Yoshiaki Tanaka, Hideaki Adachi, Eiji Fujii
  • Piezoelectric film and method of manufacturing the same, ink jet head, method of forming image by the ink jet head, angular velocity sensor, method of measuring angular velocity by the angular velocity sensor, piezoelectric generating element, and method of generating electric power using the piezoelectric generating element
    Patent number: 8511162
    Abstract: The purpose of the present invention is to provide an angular velocity sensor capable of measuring an exact angular velocity, an ink jet head capable of producing an exact amount of ink, and a piezoelectric generating element capable of generating electric power due to positive piezoelectric effect. In the present invention, a piezoelectric film comprising a first electrode, a piezoelectric layer, and a second electrode is used. The first electrode comprises an electrode layer having a (001) orientation. The piezoelectric layer comprises a (NaxBiy)TiO0.5x+1.5y+2—BaTiO3 layer (0.30?x?0.46 and 0.51?y?0.62) having a (001) orientation.
    Type: Grant
    Filed: July 17, 2012
    Date of Patent: August 20, 2013
    Assignee: Panasonic Corporation
    Inventors: Takakiyo Harigai, Yoshiaki Tanaka, Hideaki Adachi, Eiji Fujii
  • Method of production of CIS-based thin film solar cell
    Patent number: 8501519
    Abstract: A method of production of a CIS-based thin film solar cell comprises the steps of forming an alkali control layer on a high strain point glass substrate, forming a back surface electrode layer on the alkali control layer, forming a CIS-based light absorption layer on the back surface electrode layer, and forming an n-type transparent conductive film on the CIS-based light absorption layer, wherein the alkali control layer is formed to a thickness which allows heat diffusion of the alkali metal which is contained in the high strain point glass substrate to the CIS-based light absorption layer and, furthermore, the CIS-based light absorption layer has an alkali metal added to it from the outside in addition to heat diffusion from the high strain point glass substrate.
    Type: Grant
    Filed: December 14, 2010
    Date of Patent: August 6, 2013
    Assignee: Showa Shell Sekiyu K.K.
    Inventors: Hideki Hakuma, Tetsuya Aramoto, Yoshiyuki Chiba, Yoshiaki Tanaka
  • Toner cartridge and image forming apparatus having toner cartridge
    Patent number: 8472849
    Abstract: A toner cartridge has first and second toner housing portions configured to house toner. The first toner housing portion has a first bottom part that is arcuately curved. The second toner housing portion has a second bottom part that is arcuately curved. The second bottom part is next to the first bottom part and is situated at a position lower than the first bottom part. A third bottom part is provided between the first bottom part and the second bottom part. The third bottom part has a toner discharge port.
    Type: Grant
    Filed: November 21, 2012
    Date of Patent: June 25, 2013
    Assignees: Kabushiki Kaisha Toshiba, Toshiba Tec Kabushiki Kaisha
    Inventor: Yoshiaki Tanaka
  • TONER CARTRIDGE AND IMAGE FORMING APPARATUS HAVING TONER CARTRIDGE
    Publication number: 20130078005
    Abstract: A toner cartridge has first and second toner hosing portions configured to house toner. The first toner housing portion has a first bottom part that is arcuately curved. The second toner housing portion has a second bottom part that is arcuately curved. The second bottom part is next to the first bottom part and is situated at a position lower than the first bottom part. A third bottom part is provided between the first bottom part and the second bottom part. The third bottom part has a toner discharge port.
    Type: Application
    Filed: November 21, 2012
    Publication date: March 28, 2013
    Inventor: Yoshiaki TANAKA
  • THIN FILM SOLAR CELL
    Publication number: 20130074925
    Abstract: Disclosed is a thin-film solar cell which has a high photoelectric conversion efficiency and is provided with a substrate (1), a backside surface electrode layer (2) formed on the substrate (1), a p-type light-absorbing layer (3) formed on the backside surface electrode layer (2), and an n-type transparent conductive film (5) formed on the p-type light-absorbing layer (3). Voids (6) are formed at the interface of the backside surface electrode layer (2) and the p-type light-absorbing layer (3).
    Type: Application
    Filed: June 10, 2011
    Publication date: March 28, 2013
    Applicant: Showa Shell Sekiyu K.K.
    Inventors: Hideki Hakuma, Hiroki Sugimoto, Yoshiaki Tanaka
  • Variable compression ratio device for internal combustion engine
    Patent number: 8397683
    Abstract: A variable compression ratio device for an internal combustion engine comprises a control shaft (7) that varies a compression ratio of the internal combustion engine in accordance with a rotational displacement, and a linear actuator (13, 16, 17, 18). A connecting link (12) connects a first point (14) offset from a rotation axis (7a) of the control shaft (7) to an actuator rod (13) of the linear actuator (13, 16, 17, 18). Thus, a bending load acting on the actuator rod (13) is reduced, and controllability of the compression ratio is improved.
    Type: Grant
    Filed: July 23, 2008
    Date of Patent: March 19, 2013
    Assignee: Nissan Motor Co., Ltd.
    Inventors: Ryosuke Hiyoshi, Yoshiaki Tanaka, Shinichi Takemura
  • Piezoelectric film, ink jet head, method of forming image by the ink jet head, angular velocity sensor, method of measuring angular velocity by the angular velocity sensor, piezoelectric generating element, and method of generating electric power using the piezoelectric generating element
    Patent number: 8393719
    Abstract: The purpose of the present invention is to provide a lead-free piezoelectric film including a lead-free ferroelectric material and having low dielectric loss and high piezoelectric performance comparable to that of PZT, and a method of manufacturing the lead-free piezoelectric film. The present invention is directed to a piezoelectric film comprising a NaxLa1-xNiO3-x layer with a (001) orientation and a (Na,Bi)TiO3—BaTiO3 layer with a (001) orientation, wherein x is not less than 0.01 and not more than 0.1, and the NaxLa1-xNiO3-x layer (0.01?x?0.1) and the (Na,Bi)TiO3—BaTiO3 layer are laminated.
    Type: Grant
    Filed: October 24, 2011
    Date of Patent: March 12, 2013
    Assignee: Panasonic Corporation
    Inventors: Takakiyo Harigai, Yoshiaki Tanaka, Hideaki Adachi, Eiji Fujii
  • Piezoelectric film and method of manufacturing the same, ink jet head, method of forming image by the ink jet head, angular velocity sensor, method of measuring angular velocity by the angular velocity sensor, piezoelectric generating element, and method of generating electric power using the piezoelectric generating element
    Patent number: 8390179
    Abstract: It is an object of the present invention to provide a lead-free piezoelectric film including a lead-free ferroelectric material and having low dielectric loss and high piezoelectric performance comparable to that of PZT, and a method of manufacturing the lead-free piezoelectric film. The present invention is directed to a piezoelectric film comprising a (NaxBiy)TiO0.5x+1.5y+2—BaTiO3 layer with a (111) orientation, where 0.30?x?0.46 and 0.51?y?0.62.
    Type: Grant
    Filed: July 17, 2012
    Date of Patent: March 5, 2013
    Assignee: Panasonic Corporation
    Inventors: Takakiyo Harigai, Yoshiaki Tanaka, Hideaki Adachi, Eiji Fujii
  • IMAGE FORMING APPARATUS THAT DETECTS TIMING FOR MAINTENANCE
    Publication number: 20130051820
    Abstract: According to one embodiment, a process unit includes a process section present around an image bearing member, attached and detached to and from a body, including a rotating section, and configured to apply an image forming process to the image bearing member, a moving section present on a shaft of the rotating section and configured to slide to a first position close to the rotating section and a second position away from the rotating section, and a positioning section present between the rotating section and the moving section and configured to move following the rotating section and hold the moving section in the first position and the second position.
    Type: Application
    Filed: August 16, 2012
    Publication date: February 28, 2013
    Applicants: Toshiba Tec Kabushiki Kaisha, Kabushiki Kaisha Toshiba
    Inventor: Yoshiaki TANAKA
  • IMAGE FORMING APPARATUS DISCHARGING OZONE FROM CHARGER
    Publication number: 20130051836
    Abstract: A charger according to an embodiment includes: a discharge member which faces an image carrier; a case which supports the discharge member and comprises an air hole in a first surface; a cleaner which contacts with the discharge member; and a cleaner support member which comprises an inlet port and an outlet port connecting with the air hole and a ventilation unit, supports the cleaner, and slides in relation to the case on the first surface.
    Type: Application
    Filed: August 16, 2012
    Publication date: February 28, 2013
    Applicants: Toshiba Tec Kabushiki Kaisha, Kabushiki Kaisha Toshiba
    Inventor: Yoshiaki TANAKA
  • PIEZOELECTRIC FILM, INK JET HEAD, ANGULAR VELOCITY SENSOR AND PIEZOELECTRIC GENERATING ELEMENT
    Publication number: 20130016163
    Abstract: The purpose of the present invention is to provide a BNT-BT piezoelectric film having a higher crystalline orientation, a higher piezoelectric constant, and a higher ferroelectric property. The present invention is directed to a piezoelectric film comprising a first electrode having only a (110) orientation; a (NaxBi0.5)TiO0.5x+2.75—BaTiO3 layer having only a (110) orientation, a (Bi,Na)TiO3—BaTiO3 layer having only a (110) orientation, and a second electrode, wherein a value of x is not less than 0.29 and not more than 0.40, and the first electrode, the (NaxBi0.5)TiO0.5x+2.75—BaTiO3layer, the (Bi,Na)TiO3—BaTiO3 layer, and the second electrode are laminated in this order.
    Type: Application
    Filed: September 14, 2012
    Publication date: January 17, 2013
    Applicant: PANASONIC CORPORATION
    Inventors: Yoshiaki Tanaka, Takakiyo Harigai, Hideaki Adachi, Eiji Fujii
  • Printer driver, printer driver program recording medium, print data importing device, print data importing program recording medium, and installer recording medium
    Patent number: 8339644
    Abstract: One embodiment of a printer driver according to the present invention includes a document data obtaining means for obtaining document data indicated by a received print instruction, a conversion means for converting the obtained document data into print data written in page description language, a transmission-use data generation means for obtaining application information indicating an application program that issued the print instruction and inserting the application information into the print data and a transmission means for transmitting the print data into which the application information was inserted to a printer device.
    Type: Grant
    Filed: April 15, 2009
    Date of Patent: December 25, 2012
    Assignee: Sharp Kabushiki Kaisha
    Inventor: Yoshiaki Tanaka
  • Toner cartridge and image forming apparatus having toner cartridge
    Patent number: 8320802
    Abstract: A toner cartridge has first and second toner hosing portions configured to house toner. The first toner housing portion has a first bottom part that is arcuately curved. The second toner housing portion has a second bottom part that is arcuately curved. The second bottom part is next to the first bottom part and is situated at a position lower than the first bottom part. A third bottom part is provided between the first bottom part and the second bottom part. The third bottom part has a toner discharge port.
    Type: Grant
    Filed: December 21, 2011
    Date of Patent: November 27, 2012
    Assignees: Kabushiki Kaisha Toshiba, Toshiba Tec Kabushiki Kaisha
    Inventor: Yoshiaki Tanaka
  • Welding device and setter of the same
    Patent number: 8309886
    Abstract: Setter transmits information of an instruction that changes a content of a welding condition item to welder power supply, which then selects a content of the welding condition item from welding-condition-item memory & selector based on the information. At the same time, welder power supply selects data of the welding condition, which data corresponds to the content selected, and then transmits the selected content to setter, which displays the content on display section. The foregoing structure allows setter to set a content of a welding condition item for welder power supply without modifying or replacing setter presently used.
    Type: Grant
    Filed: March 4, 2009
    Date of Patent: November 13, 2012
    Assignee: Panasonic Corporation
    Inventors: Hideki Ihara, Kazunori Matsumoto, Kouji Hamamoto, Yoshiaki Tanaka
  • PIEZOELECTRIC FILM AND METHOD OF MANUFACTURING THE SAME, INK JET HEAD, METHOD OF FORMING IMAGE BY THE INK JET HEAD, ANGULAR VELOCITY SENSOR, METHOD OF MEASURING ANGULAR VELOCITY BY THE ANGULAR VELOCITY SENSOR, PIEZOELECTRIC GENERATING ELEMENT, AND METHOD OF GENERATING ELECTRIC POWER USING THE PIEZOELECTRIC GENERATING ELEMENT
    Publication number: 20120281046
    Abstract: It is an object of the present invention to provide a lead-free piezoelectric film including a lead-free ferroelectric material and having low dielectric loss and high piezoelectric performance comparable to that of PZT, and a method of manufacturing the lead-free piezoelectric film. The present invention is directed to a piezoelectric film comprising a (NaxBiy)TiO0.5x+1.5y+2?BaTiO3 layer with a (110) orientation, where 0.30?x?0. 46 and 0.51?y?0.62.
    Type: Application
    Filed: July 17, 2012
    Publication date: November 8, 2012
    Inventors: Takakiyo HARIGAI, Yoshiaki Tanaka, Hideaki Adachi, Eiji Fujii
  • PIEZOELECTRIC FILM AND METHOD OF MANUFACTURING THE SAME, INK JET HEAD, METHOD OF FORMING IMAGE BY THE INK JET HEAD, ANGULAR VELOCITY SENSOR, METHOD OF MEASURING ANGULAR VELOCITY BY THE ANGULAR VELOCITY SENSOR, PIEZOELECTRIC GENERATING ELEMENT, AND METHOD OF GENERATING ELECTRIC POWER USING THE PIEZOELECTRIC GENERATING ELEMENT
    Publication number: 20120280165
    Abstract: It is an object of the present invention to provide a lead-free piezoelectric film including a lead-free ferroelectric material and having low dielectric loss and high piezoelectric performance comparable to that of PZT, and a method of manufacturing the lead-free piezoelectric film. The present invention is directed to a piezoelectric film comprising a (NaxBiy)TiO0.5x+1.5y+2-BaTiO3 layer with a (111) orientation, where 0.30?x?0.46 and 0.51?y?0.62.
    Type: Application
    Filed: July 17, 2012
    Publication date: November 8, 2012
    Applicant: Panasonic Corporation
    Inventors: Takakiyo HARIGAI, Yoshiaki TANAKA, Hideaki ADACHI, Eiji FUJII