Patents by Inventor Atsushi Takei

Atsushi Takei 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: 9646863
    Abstract: Disclosed are a multilayer styrenic resin sheet including 10 to 50 laminated layers which are each made of a styrenic resin composition that includes 29 to 65 mass % of a styrene/conjugated diene copolymer (A), 51 to 15 mass % of a polystyrene resin (B) and 20 to 9 mass % of an impact-resistant polystyrene resin (C) and which each have an average thickness of 2 to 50 ?m; and a packaging material (such as carrier tape or tray) for electronic components which is formed from the multilayer styrenic resin sheet. The melt tension of the styrenic resin composition at 220° C. is preferably 10 to 30 mN, and the content of the conjugated diene is preferably 10 to 25 mass % relative to 100 mass % of the copolymer (A).
    Type: Grant
    Filed: January 16, 2012
    Date of Patent: May 9, 2017
    Assignee: DENKA COMPANY LIMITED
    Inventors: Yutaka Aoki, Atsushi Takei, Yasushi Hirokawa, Yusuke Masuda
  • Publication number: 20170072698
    Abstract: In a configuration in which an ink accommodating portion is provided on the outside of an apparatus main body, an appropriate control for suppressing influence of noise can be performed.
    Type: Application
    Filed: February 25, 2015
    Publication date: March 16, 2017
    Inventors: Atsushi TAKEI, Satoshi IWAYA, Yuji MIYAMOTO
  • Publication number: 20170066245
    Abstract: Provided is a recording apparatus including a recording head which is supported by a carriage that moves back and forth and performs recording by ejecting liquid on a recording medium, a supply tube which guides liquid in the liquid container body to the recording head and the recording head side thereof is follows and deformed in response to the back and forth movement of the recording head, and a dividing member which vertically divides the supply tube. The supply tube has a first portion which is folded back by the dividing member and a second portion which is folded back by the dividing member forward to the head side more than the first portion, follows and is deformed.
    Type: Application
    Filed: February 3, 2015
    Publication date: March 9, 2017
    Inventor: Atsushi TAKEI
  • Publication number: 20160271958
    Abstract: A mounting portion in which a first ink cartridge can be mounted, and a first mounting detection portion that can detect that the first ink cartridge is mounted in the mounting portion are included, and the first mounting detection portion can detect that a mounting unit in which a second ink cartridge can be mounted is mounted in the mounting portion.
    Type: Application
    Filed: March 7, 2016
    Publication date: September 22, 2016
    Inventors: Masaki Shimomura, Atsushi Takei, Yoshihisa Saka
  • Publication number: 20150314554
    Abstract: Provided is a water-repellent, thermoplastic resin sheet provided with a textured layer having a microtexture on one surface side, and a water repellent layer formed with an approximately constant thickness on the aforementioned one surface side of the textured layer, wherein at least the surface region on the one surface side of the textured layer is a cross-linked material which maintains the microtexture even after heated drawing, and the water-repellent layer is formed from an olefin copolymer resin containing hydrophobic oxide particles. Also provided is a molded article, such as a molded container, formed by thermoforming the thermoplastic resin sheet.
    Type: Application
    Filed: July 18, 2013
    Publication date: November 5, 2015
    Applicant: DENKI KAGAKU KOGYO KABUSHIKI KAISHA
    Inventors: Junpei FUJIWARA, Tomohiro OSAWA, Shogo HOSHINO, Toshio NAGANO, Atsushi TAKEI
  • Publication number: 20150306852
    Abstract: Provided is a water-repellent, thermoplastic resin sheet including a textured layer which is formed from a polyethylene resin composition comprising a water repellent agent and which has a microscopic texture on one surface side, wherein at least the surface region of the textured layer is a cross-linked material which maintains the microscopic texture even after heated drawing. Also provided is a molded article, such as a molded container, formed by thermoforming the thermoplastic resin sheet.
    Type: Application
    Filed: July 18, 2013
    Publication date: October 29, 2015
    Applicant: DENKI KAGAKU KOGYO KABUSHIKI KAISHA
    Inventors: Junpei FUJIWARA, Atsushi TAKEI, Tomohiro OSAWA
  • Patent number: 9150023
    Abstract: A recording apparatus includes a recording head capable of ejecting ink to a sheet; a sheet cassette that holds the sheet; a transport unit that transports the sheet to the recording head; a chassis which contains the recording head and the transport unit and into which the sheet cassette is inserted; an insertion port which is formed in a side surface of the chassis and through which the sheet cassette is inserted; an ink container that contains the ink; a case which is mounted on at least one side surface adjacent to the side surface in which the insertion port of the chassis is formed and accommodates the ink container; and a supply unit (connection tube) that supplies the ink from the ink container to an inside of the chassis. A guard portion with higher rigidity than the case is formed on a lower side of the case.
    Type: Grant
    Filed: September 10, 2014
    Date of Patent: October 6, 2015
    Assignee: Seiko Epson Corporation
    Inventors: Katsumi Okamoto, Yasuhiro Matsuo, Masaki Shimomura, Satoshi Iwaya, Atsushi Takei
  • Patent number: 9036358
    Abstract: A transparent substrate including a transmissive electrode area including a plurality of wiring line portions arranged side by side on a substrate formed of a transparent material, a width of each of the wiring line portions being set in accordance with a current to flow through the wiring line portion; and a non-transmissive electrode area disposed on the substrate, the non-transmissive electrode being connected to the wiring line portions of the transmissive electrode area.
    Type: Grant
    Filed: November 2, 2012
    Date of Patent: May 19, 2015
    Assignees: Sony Corporation, Sony Mobile Communications AB
    Inventors: Hideaki Shoji, Atsushi Takei
  • Publication number: 20150091988
    Abstract: A recording apparatus includes a recording head capable of ejecting ink to a sheet; a sheet cassette that holds the sheet; a transport unit that transports the sheet to the recording head; a chassis which contains the recording head and the transport unit and into which the sheet cassette is inserted; an insertion port which is formed in a side surface of the chassis and through which the sheet cassette is inserted; an ink container that contains the ink; a case which is mounted on at least one side surface adjacent to the side surface in which the insertion port of the chassis is formed and accommodates the ink container; and a supply unit (connection tube) that supplies the ink from the ink container to an inside of the chassis. A guard portion with higher rigidity than the case is formed on a lower side of the case.
    Type: Application
    Filed: September 10, 2014
    Publication date: April 2, 2015
    Inventors: Katsumi OKAMOTO, Yasuhiro MATSUO, Masaki SHIMOMURA, Satoshi IWAYA, Atsushi TAKEI
  • Publication number: 20130337202
    Abstract: Disclosed are a multilayer styrenic resin sheet including 10 to 50 laminated layers which are each made of a styrenic resin composition that includes 29 to 65 mass % of a styrene/conjugated diene copolymer (A), 51 to 15 mass % of a polystyrene resin (B) and 20 to 9 mass % of an impact-resistant polystyrene resin (C) and which each have an average thickness of 2 to 50 ?m; and a packaging material (such as carrier tape or tray) for electronic components which is formed from the multilayer styrenic resin sheet. The melt tension of the styrenic resin composition at 220° C. is preferably 10 to 30 mN, and the content of the conjugated diene is preferably 10 to 25 mass % relative to 100 mass % of the copolymer (A).
    Type: Application
    Filed: January 16, 2012
    Publication date: December 19, 2013
    Applicant: DENKI KAGAKU KOGYO KABUSHIKI KAISHA
    Inventors: Yutaka Aoki, Atsushi Takei, Yasushi Hirokawa, Yusuke Masuda
  • Publication number: 20130251970
    Abstract: A surface conductive thermoplastic resin sheet and a molded member, such as an embossed carrier tape, using the sheet, in which burr- and flash-related faults are prevented, whatever the molding equipment, by a slitting method or punching when embossing. Provided is a conductive multilayered sheet, and an electronic component package, a carrier tape and a tray consisting of the conductive multilayered sheet, wherein respective layers with a mean thickness of 2 to 50 ?m are composed of a thermoplastic resin, or a resin composition having the thermoplastic resin as a main component, and wherein a conductive resin layer consisting of 65 to 95 wt % of a thermoplastic resin, or a resin composition having the thermoplastic resin as a main component, and 5 to 35 wt % of carbon black, on one side or both sides of the base sheet consisting of multiple layers wherein 10 to 50 respective layers are layered.
    Type: Application
    Filed: October 6, 2011
    Publication date: September 26, 2013
    Applicant: DENKI KAGAKU KOGYO KABUSHIKI KAISHA
    Inventors: Yutaka Aoki, Atsushi Takei, Yasushi Hirokawa, Yusuke Masuda
  • Publication number: 20120094086
    Abstract: Provided are an embossed carrier tape having an embossed portion which is excellent in transparency and which has a high shape accuracy and a high buckling strength, and a method of production of the embossed carrier tape. The method of production of an embossed carrier tape comprises (a) a step of slitting a sheet which is obtained by biaxially stretching a styrene-based resin composition and which has an orientation relaxation stress of 0.2 to 0.8 MPa, measured in accordance with ASTM D-1504, into a tape-like form, (b) a step of heating only the reason of the slit tape where the embossed portion is to be formed, and (c) a step of forming an embossed portion in the heated area. Also, an embossed carrier tape manufactured by the method of production is provided.
    Type: Application
    Filed: June 10, 2010
    Publication date: April 19, 2012
    Applicant: DENKI KAGAKU KOGYO KABUSHIKI KAISHA
    Inventors: Atsushi Takei, Takenobu Sasakawa, Yasushi Hirokawa, Takashi Hatsuku
  • Patent number: 7544268
    Abstract: The present invention provides a new antistatic method and its application to members. The present invention is an antistatic method featured to mount multiple resin based composites with different triboelectric series order on the surface and members featured to have multiple resin based composites with different triboelectric series order on the surface. The members are resin based sheets, resin based films or resin molded materials. The resin based composites are adhesives, bonding agents, printing ink or paint.
    Type: Grant
    Filed: February 18, 2003
    Date of Patent: June 9, 2009
    Assignee: Denki Kagaku Kogyo Kabushiki Kaisha
    Inventors: Hisatsugu Tokunaga, Atsushi Takei, Mikio Shimizu, Takeshi Nabeta
  • Patent number: 7084516
    Abstract: A surface protection film which comprises a substrate layer and an adhesive layer, and of which the electrostatic charge by peeling from an adherend is from +0.01 to ?0.01 nC/mm2.
    Type: Grant
    Filed: July 15, 2002
    Date of Patent: August 1, 2006
    Assignee: Denki Kagaku Kogyo Kabushiki Kaisha
    Inventors: Atsushi Takei, Hisatsugu Tokunaga, Mikio Shimizu
  • Publication number: 20060022309
    Abstract: A surface protective film includes a substrate film having formed on one surface a coating film selected from (1) a coating film of a nonionic surfactant having a hydrophilic-lipophilic balance (HLB) of 13 or more, (2) a coating film of a surfactant including an ammonium salt of a fluorine based phosphoric acid ester, (3) a coating film of dimethyl silicone oil, and (4) a coating film of a mixture of a water-soluble urethane resin and dimethyl silicone. The protective film is excellent in antistaining property and ink adhesiveness. The substrate film preferably includes a thermoplastic resin. The pressure-sensitive adhesive may be acrylic, urethane based, rubber based, or silicone based. Adhesives having high transparency are preferable, and acrylic pressure-sensitive adhesives are preferable for their adhesive characteristics. The antistaining property and ink adhesiveness make it suitable for surface protection of polarizing plates, liquid crystal displays, plasma displays, etc.
    Type: Application
    Filed: December 9, 2003
    Publication date: February 2, 2006
    Applicant: Denki Kagaku Kogyo Kabushiki Kaisha
    Inventors: Hisatsugu Tokunaga, Atsushi Takei, Mikio Shimizu
  • Publication number: 20050106371
    Abstract: The present invention provides a new antistatic method and its application to members. The present invention is an antistatic method featured to mount multiple resin based composites with different triboelectric series order on the surface and members featured to have multiple resin based composites with different triboelectric series order on the surface. The members are resin based sheets, resin based films or resin molded materials. The resin based composites are adhesives, bonding agents, printing ink or paint.
    Type: Application
    Filed: February 18, 2003
    Publication date: May 19, 2005
    Inventors: Hisatsugu Tokunaga, Atsushi Takei, Mikio Shimizu, Takeshi Nabeta
  • Publication number: 20040169290
    Abstract: A surface protection film which comprises a substrate layer and an adhesive layer, and of which the electrostatic charge by peeling from an adherend is from +0.01 to −0.01 nC/mm2.
    Type: Application
    Filed: January 16, 2004
    Publication date: September 2, 2004
    Inventors: Atsushi Takei, Hisatsugu Tokunaga, Mikio Shimizu
  • Patent number: 5858300
    Abstract: A self-sustaining container made of a saturated polyester resin, formed by biaxial stretch blow molding and comprising a mouth and cervical portion, a shoulder, a body and a bottom, wherein said bottom has a self-sustaining structure with a plurality of legs radially bulged around the center of the bottom and valley lines formed between the adjacent legs, and the following portions (A) to (E) are low stretched portions and at least portions (B) and (C) among the following portions (A) to (E) are crystallized portions:(A) center of the bottom(B) peripheral portion of the center of the bottom(C) portion of each valley line close to the center of the bottom(D) portion of each leg from the edge of the peripheral portion of the center of the bottom to a ground contact portion(E) portion between said portions (C) and (D).
    Type: Grant
    Filed: May 16, 1997
    Date of Patent: January 12, 1999
    Assignee: Denki Kagaku Kogyo Kabushiki Kaisha
    Inventors: Norihiro Shimizu, Tomohiro Urano, Atsushi Takei, Akira Nitta
  • Patent number: D761352
    Type: Grant
    Filed: April 29, 2014
    Date of Patent: July 12, 2016
    Assignee: SEIKO EPSON CORPORATION
    Inventors: Yoshiyuki Tanaka, Satoshi Iwaya, Masaki Shimomura, Atsushi Takei, Tokujiro Okuno
  • Patent number: D761905
    Type: Grant
    Filed: April 29, 2014
    Date of Patent: July 19, 2016
    Assignee: SEIKO EPSON CORPORATION
    Inventors: Yoshiyuki Tanaka, Satoshi Iwaya, Masaki Shimomura, Atsushi Takei, Tokujiro Okuno