Patents by Inventor Hirofumi Kondo

Hirofumi Kondo 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: 8963128
    Abstract: A compound for an organic thin film transistor having a structure represented by the following formula (1): wherein at least one of R1 to R6 is a substituent, and the remaining R1 to R6 are a hydrogen atom.
    Type: Grant
    Filed: August 14, 2009
    Date of Patent: February 24, 2015
    Assignee: Idemitsu Kosan Co., Ltd.
    Inventors: Yuki Nakano, Masatoshi Saito, Hiroaki Nakamura, Hirofumi Kondo
  • Patent number: 8946688
    Abstract: A compound for an organic thin film transistor represented by the following formula (1):
    Type: Grant
    Filed: December 13, 2010
    Date of Patent: February 3, 2015
    Assignee: Idemitsu Kosan Co., Ltd.
    Inventors: Misa Sunagawa, Masatoshi Saito, Hiroaki Nakamura, Hirofumi Kondo, Naoki Kurihara, Masahiro Kawamura
  • Patent number: 8944554
    Abstract: There is provided a liquid jetting apparatus including: a main body, a liquid jetting head including a plurality of nozzles, a first board including a data generation circuit which generates a jetting control data, a second board, and first and second wiring members respectively connecting the liquid jetting head and the first and second boards, wherein the first wiring member is provided with jetting-data transmission wires, and the first wiring member is arranged to bend on an inner side of the second wiring member.
    Type: Grant
    Filed: March 24, 2014
    Date of Patent: February 3, 2015
    Assignee: Brother Kogyo Kabushiki Kaisha
    Inventor: Hirofumi Kondo
  • Patent number: 8901540
    Abstract: A compound for an organic thin film transistor having a structure represented by the following formula (1): wherein R1 and R2, and R3 and R4 are respectively combined with each other to form an aromatic hydrocarbon ring having 6 to 60 carbon atoms or an aromatic heterocyclic ring having 3 to 60 carbon atoms; the ring being fused to the ring to which the groups are bonded, whereby the structure of the formula (1) has 5 or more aromatic rings that are fused; and the fused rings formed by R1 and R2, and R3 and R4 each may have a substituent.
    Type: Grant
    Filed: August 20, 2009
    Date of Patent: December 2, 2014
    Assignee: Idemitsu Kosan Co., Ltd.
    Inventors: Masatoshi Saito, Yuki Nakano, Hiroaki Nakamura, Hirofumi Kondo
  • Patent number: 8888237
    Abstract: There is provided a liquid jetting apparatus including: a liquid jetting head configured to jet liquid; a liquid discharge unit configured to discharge the liquid from the liquid jetting head; a waste liquid recover unit including a waste liquid absorber configured to absorb a waste liquid discharged from the liquid jetting head by the liquid discharge unit and detection electrodes configured to detect a waste liquid amount absorbed into the waste liquid absorber; and a vibration generating source configured to vibrate the waste liquid absorber in a vibration direction, wherein the detection electrodes are disposed to make contact with an end surface defining the waste liquid absorber, and a normal direction of the end surface intersects with the vibration direction.
    Type: Grant
    Filed: August 16, 2012
    Date of Patent: November 18, 2014
    Assignee: Brother Kogyo Kabushiki Kaisha
    Inventors: Hirofumi Kondo, Shuhei Hiwada, Masato Sueyasu, Yasuhiro Kato, Reiko Higashikawa, Tomoyuki Kubo, Toru Yamashita, Shigeru Suzuki, Hiroto Sugahara, Masayoshi Hayashi, Tatsuya Nishikawa
  • Patent number: 8876236
    Abstract: A liquid jetting apparatus includes: a liquid jetting head in which nozzles for jetting the liquid are formed and which has an actuator for jetting the liquid from the nozzles; an interposer substrate which is provided to the liquid jetting head and on which a driver IC is mounted; a control substrate which controls the liquid jetting head; a wire member which connects the interposer substrate and the control substrate; and a flexible circuit board which connects the interposer substrate and the actuator, wherein the interposer substrate has a first connecting portion to which the wire member is to be connected, and a second connecting portion to which the flexible circuit board is to be connected, and the driver IC is arranged nearer to the first connecting portion than the second connecting portion of the interposer substrate.
    Type: Grant
    Filed: March 27, 2012
    Date of Patent: November 4, 2014
    Assignee: Brother Kogyo Kabushiki Kaisha
    Inventors: Hirofumi Kondo, Yasuhiro Kato, Masayoshi Hayashi, Tatsuya Nishikawa, Reiko Higashikawa, Toru Yamashita, Masato Sueyasu
  • Patent number: 8872163
    Abstract: A compound for an organic thin film transistor having a structure represented by the following formula (1): wherein R1 and R2, and R3 and R4 are respectively combined with each other to form an aromatic hydrocarbon ring having 6 to 60 carbon atoms or an aromatic heterocyclic ring having 3 to 60 carbon atoms; the ring being fused to the ring to which the groups are bonded, whereby the structure of the formula (1) has 5 or more aromatic rings that are fused; and the fused rings formed by R1 and R2, and R3 and R4 each may have a substituent.
    Type: Grant
    Filed: August 20, 2009
    Date of Patent: October 28, 2014
    Assignee: Idemitsu Kosan Co., Ltd.
    Inventors: Masatoshi Saito, Yuki Nakano, Hiroaki Nakamura, Hirofumi Kondo
  • Publication number: 20140292871
    Abstract: There is provided a liquid jetting apparatus including: a main body, a liquid jetting head including a plurality of nozzles, a first board including a data generation circuit which generates a jetting control data a second board, and first and second wiring members respectively connecting the liquid jetting head and the first and second boards, wherein the first wiring member is provided with jetting-data transmission wires, and the first wiring member is arranged to bend on an inner side of the second wiring member.
    Type: Application
    Filed: March 24, 2014
    Publication date: October 2, 2014
    Applicant: Brother Kogyo Kabushiki Kaisha
    Inventor: Hirofumi KONDO
  • Patent number: 8785915
    Abstract: A compound for an organic thin film transistor represented by the following formula (1): wherein at least one pair of adjacent two groups of R1, R3, R5 and R7 is bonded to each other to form a substituted or unsubstituted aromatic hydrocarbon ring having 6 to 60 carbon atoms or a substituted or unsubstituted aromatic heterocyclic ring having 3 to 60 carbon atoms, the ring being fused to the ring to which the groups are bonded; and at least one pair of adjacent two groups of R2, R4, R6 and R8 is bonded to each other to form a substituted or unsubstituted aromatic hydrocarbon ring having 6 to 60 carbon atoms or a substituted or unsubstituted aromatic heterocyclic ring having 3 to 60 carbon atoms, the ring being fused to the ring to which the groups are bonded.
    Type: Grant
    Filed: August 28, 2009
    Date of Patent: July 22, 2014
    Assignee: Idemitsu Kosan Co., Ltd.
    Inventors: Yuki Nakano, Masatoshi Saito, Hiroaki Nakamura, Hirofumi Kondo
  • Patent number: 8770702
    Abstract: A liquid droplet jetting apparatus includes: a liquid droplet jetting head which has a liquid droplet jetting surface on which a plurality of nozzles are open and aligned in a row in a first direction; and a liquid droplet jetting state inspection unit which inspects liquid droplet jetting state of each of the nozzles, including: a liquid droplet landing body which has a landing surface facing the liquid droplet jetting surface and on which the liquid droplets jetted from each of the nozzles land, and which is configured to be relatively movable, with respect to the liquid droplet jetting head, in a second direction which is parallel to the liquid droplet jetting surface and intersects the first direction; and a landing detection mechanism which detects whether or not the liquid droplets have landed on a predetermined detection area provided on the landing surface of the liquid droplet landing body.
    Type: Grant
    Filed: January 20, 2012
    Date of Patent: July 8, 2014
    Assignee: Brother Kogyo Kabushiki Kaisha
    Inventors: Hiroto Sugahara, Hirofumi Kondo, Shohei Koide, Hiromitsu Mizutani
  • Patent number: 8766243
    Abstract: A compound represented by the following formula (I), provided that the compound in which all of R1 to R14 are hydrogen atoms is excluded.
    Type: Grant
    Filed: November 2, 2010
    Date of Patent: July 1, 2014
    Assignee: Idemitsu Kosan Co., Ltd.
    Inventors: Yoichi Ikeda, Masatoshi Saito, Hidetsugu Ikeda, Hiroaki Nakamura, Hirofumi Kondo, Naoki Kurihara, Kota Terai
  • Patent number: 8727495
    Abstract: A liquid droplet discharge apparatus, which discharges liquid droplets of a liquid, includes: a flow passage unit which is formed with a plurality of nozzles for discharging the liquid droplets of the liquid and a plurality of liquid flow passages including a plurality of pressure chambers communicated with the plurality of nozzles respectively; an actuator which has a sealing plate joined to the flow passage unit for defining the plurality of pressure chambers and which applies a pressure to the liquid contained in each of the plurality of pressure chambers by changing a volume of each of the plurality of pressure chambers by deforming the sealing plate; and a deformation adjusting member which adjusts a deformation amount of the sealing plate.
    Type: Grant
    Filed: February 9, 2012
    Date of Patent: May 20, 2014
    Assignee: Brother Kogyo Kabushiki Kaisha
    Inventors: Shohei Koide, Hiromitsu Mizutani, Hirofumi Kondo, Hiroto Sugahara
  • Publication number: 20140132677
    Abstract: There is provided a liquid jetting apparatus, including: a channel structure in which a liquid channel including a nozzle and a pressure chamber communicating with the nozzle is formed; a piezoelectric element including a piezoelectric body and an electrode; a driving device; and a cover member joined to the surface of the channel structure. A first wiring section connected to the electrode is formed on the surface of the channel structure, and the cover member includes a cover body section and a wiring connection section. A second wiring section is formed in the cover member. The wiring connection section is joined to the surface of the channel structure in a state that the second wiring section is electrically conductive with the first wiring section. A thickness, of the wiring connection section is thinner than a thickness of the cover body section.
    Type: Application
    Filed: November 11, 2013
    Publication date: May 15, 2014
    Applicant: Brother Kogyo Kabushiki Kaisha
    Inventor: Hirofumi KONDO
  • Publication number: 20140063125
    Abstract: A liquid jetting apparatus includes: a channel unit formed with a plurality of nozzles and a plurality of liquid channels communicating with the nozzles; an actuator including a plurality of drive sections, which are provided to correspond to the nozzles, include a plurality of connecting terminals, and are configured to apply jetting energy to a liquid in the liquid channels; and a flexible wiring member including a plurality of connecting portions joined to the plurality of connecting terminals of the actuator and a plurality of wires connected to the connecting portions. The wiring member includes a protrusion formed by bending a portion, different from a portion formed with the connecting portions, at which at least a part of the wires are formed, to project toward a side opposite to a connecting surface for connecting with the actuator.
    Type: Application
    Filed: August 16, 2013
    Publication date: March 6, 2014
    Applicant: BROTHER KOGYO KABUSHIKI KAISHA
    Inventors: Hirofumi KONDO, Shuhei Hiwada, Kazuteru Kojima
  • Publication number: 20140063129
    Abstract: A liquid jetting apparatus includes a channel unit in which a liquid channel including a nozzle for jetting a liquid is formed, and a piezoelectric actuator provided on the channel unit and configured to apply jetting energy to the liquid inside the liquid channel. The piezoelectric actuator has a piezoelectric element and a wiring substrate in which a first electrode and a wire electrically connected to the first electrode are formed and which is joined to one surface of the piezoelectric element. The first electrode is configured to make contact with the piezoelectric element.
    Type: Application
    Filed: August 26, 2013
    Publication date: March 6, 2014
    Applicant: BROTHER KOGYO KABUSHIKI KAISHA
    Inventor: Hirofumi Kondo
  • Publication number: 20140061616
    Abstract: An organic semiconductor material is represented by the following formula (1), wherein two or more of R1 to R6 are an alkyl group.
    Type: Application
    Filed: December 23, 2011
    Publication date: March 6, 2014
    Applicant: IDEMITSU KOSAN CO., LTD.
    Inventors: Misa Sunagawa, Masatoshi Saito, Hidetsugu Ikeda, Yoichi Ikeda, Hirofumi Kondo, Kota Terai
  • Publication number: 20140055535
    Abstract: An ink cartridge comprises a main body comprising a first surface, a second surface, and a chamber, configured to store ink, disposed between the first surface and the second surface; an ink outlet portion disposed on the first surface of the main body configured to direct the ink from the chamber to an exterior of the main body; and an electronic circuit board disposed on the main body. The electronic circuit board comprises an electrical interface, a first portion facing a second direction that intersects a first plane that is perpendicular to the first direction, a second portion facing a third direction away from the ink outlet portion that intersects a second plane that is parallel to the first direction, and a connecting portion between the first portion and the second portion. The electrical interface is disposed on an area of the electronic circuit board including the connecting portion.
    Type: Application
    Filed: August 23, 2013
    Publication date: February 27, 2014
    Applicant: BROTHER KOGYO KABUSHIKI KAISHA
    Inventors: Yuki TAKAGI, Tomohiro KANBE, Yasuhiro KATO, Hirotake NAKAMURA, Hirofumi KONDO
  • Publication number: 20140055536
    Abstract: An ink containing device comprises an ink cartridge and an adaptor. The ink cartridge comprises a first main body comprising a chamber configured to store ink, an ink outlet portion disposed on a first surface of the first main body configured to direct the ink from the chamber to an exterior of the first main body wherein the first surface faces a first direction, and an electrical interface disposed on the first main body. The adaptor is configured to be in an attached state with the ink cartridge. The adaptor comprises a second main body comprising a first contact disposed on a particular surface facing a particular direction, and a second contact disposed on a further surface and electrically connected to the first contact, wherein the second contact is electrically connected to the electrical interface in the attached state.
    Type: Application
    Filed: August 23, 2013
    Publication date: February 27, 2014
    Applicant: BROTHER KOGYO KABUSHIKI KAISHA
    Inventors: Yuki TAKAGI, Tomohiro KANBE, Yasuhiro KATO, Hirotake NAKAMURA, Hirofumi KONDO
  • Patent number: 8657406
    Abstract: A liquid jetting apparatus is provided including: a liquid jetting head having a nozzle formed therein through which the liquid is jetted; a driving unit which is configured to output energy to the liquid jetting head; an energy recovery mechanism which is configured to recover and supply a part of the energy supplied from the driving unit to the liquid jetting head; and a mist removing unit to which the part of the energy recovered by the energy recovery mechanism is supplied so that the supplied energy is used to remove a mist generated under a condition that the liquid jetting head jets the liquid.
    Type: Grant
    Filed: September 13, 2012
    Date of Patent: February 25, 2014
    Assignee: Brother Kogyo Kabushiki Kaisha
    Inventors: Reiko Higashikawa, Hirofumi Kondo, Tomoyuki Kubo, Masayoshi Hayashi, Masato Sueyasu, Toru Yamashita, Tatsuya Nishikawa, Yasuhiro Kato, Shuhei Hiwada
  • Publication number: 20140037352
    Abstract: A sheet skew correcting device includes a first sheet conveyance unit which a conveyance force at a center side is less than a conveyance force at a first side, a second sheet conveyance unit which is adjacent to the first sheet conveyance unit across the center and a conveyance force at the center side is less than a conveyance force at a second side, a first drive unit to drive the first rotator, a second drive unit to drive the third rotator, a detection unit to detect an inclination of the sheet, and a control unit to control the first drive unit and the second drive unit based on a detection result of the detection unit.
    Type: Application
    Filed: October 7, 2013
    Publication date: February 6, 2014
    Applicants: Toshiba Tec Kabushiki Kaisha, Kabushiki Kaisha Toshiba
    Inventors: Hirofumi KONDO, Yoshinori TSUEDA