Patents by Inventor Atsushi Hamada

Atsushi Hamada 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: 12117089
    Abstract: A valve device includes a housing, a stationary disk, a drive device, a shaft and a rotor. The stationary disk is fixed at an inside of the housing and has at least one flow passage hole. The shaft is rotated about a central axis by the drive device. The rotor increases or decreases an opening degree of the at least one flow passage hole. The rotor includes: a drive disk that slides relative to the stationary disk; and a lever that is fixed to the drive disk and couples between the drive disk and the shaft. A torsion spring is placed between the shaft and the lever and urges the lever relative to the shaft in a circumferential direction around the central axis of the shaft. The shaft has a plurality of contact portions configured to contact the lever and respectively located at a plurality of locations.
    Type: Grant
    Filed: March 27, 2023
    Date of Patent: October 15, 2024
    Assignee: DENSO CORPORATION
    Inventors: Takuya Hamada, Ryo Sano, Atsushi Tanaka, Akira Higuchi
  • Patent number: 12046870
    Abstract: An optical semiconductor device includes a substrate, a semiconductor multilayer which is formed on the substrate, and includes an optical functional layer, an insulating film formed on the semiconductor multilayer, and an electrode formed on a part of the insulating film. The insulating film covers the semiconductor multilayer except for a region in which the semiconductor multilayer and the electrode are electrically connected to each other. At least a part of a region of the insulating film that is overlapped with the electrode is thinner than a region of the insulating film that is not overlapped with the electrode.
    Type: Grant
    Filed: April 29, 2022
    Date of Patent: July 23, 2024
    Assignee: Lumentum Japan, Inc.
    Inventors: Atsushi Nakamura, Shigetaka Hamada, Ryosuke Nakajima, Ryu Washino, Shoko Yokokawa, Kouji Nakahara
  • Publication number: 20190111653
    Abstract: A process for producing pressure-sensitive adhesive tape or sheet, which includes a pressure-sensitive adhesive layer provided on one side of a fabric substrate. The pressure-sensitive adhesive layer contains an acrylic-based copolymer and an ingredient in a liquid or pasty state at room temperature. The percentage elongation of the pressure-sensitive adhesive tape or sheet for affixation to clothing is from 10% to 300% in the maximum elongation direction under a load condition of 4.9 N/25-mm-width, and the residual distortion factor of the pressure-sensitive adhesive tape or sheet for affixation to clothing after removal of the load is 50% or below.
    Type: Application
    Filed: December 12, 2018
    Publication date: April 18, 2019
    Applicant: NITTO DENKO CORPORATION
    Inventors: Yoshio FUNAKOSHI, Atsushi HAMADA
  • Patent number: 9932761
    Abstract: A vehicular door device in which an inner handle is connected to a latch mechanism with a wire so as to be capable of being linked, and in which a latch release restriction device that disables and restricts a link between the inner handle and the latch is provided in an operation transmission path ranging from the inner handle to the latch with the wire in between. A release motor that actuates the latch in an engagement releasing direction is provided, the release motor being linked to the latch without having the wire between itself and the latch. When a switch operation of the door opening switch is performed, restriction to the link performed by the latch release restriction device is cancelled and the release motor is actuated in the engagement releasing direction without waiting for the cancellation of the restriction to be completed.
    Type: Grant
    Filed: February 4, 2015
    Date of Patent: April 3, 2018
    Assignee: HONDA MOTOR CO., LTD.
    Inventor: Atsushi Hamada
  • Publication number: 20180030316
    Abstract: The present invention relates to a pressure-sensitive adhesive tape or sheet for affixation to clothing, which includes a pressure-sensitive adhesive layer provided on one side of a fabric substrate. The pressure-sensitive adhesive layer contains an acrylic-based copolymer and an ingredient in a liquid or pasty state at room temperature. The percentage elongation of the pressure-sensitive adhesive tape or sheet for affixation to clothing is from 10% to 300% in the maximum elongation direction under a load condition of 4.9 N/25-mm-width, and the residual distortion factor of the pressure-sensitive adhesive tape or sheet for affixation to clothing after removal of the load is 50% or below.
    Type: Application
    Filed: July 27, 2017
    Publication date: February 1, 2018
    Applicant: NITTO DENKO CORPORATION
    Inventors: Yoshio FUNAKOSHI, Atsushi HAMADA
  • Publication number: 20150265742
    Abstract: A pressure-sensitive adhesive tape or sheet for application on skin includes a substrate and a pressure-sensitive adhesive layer laminated on at least one surface of the substrate. The pressure-sensitive adhesive layer contains: 100 parts by weight of an acrylic copolymer prepared by copolymerizing a monomer mixture comprising from 5 to 38% by weight of an alkyl (meth)acrylate monomer, from 61 to 90% by weight of an alkoxy group-containing ethylenic unsaturated monomer and from 1 to 10% by weight of a carboxyl group-containing ethylenic unsaturated monomer; and from 30 to 60 parts by weight of a carboxylic acid ester in a paste form or liquid form at room temperature. The acrylic copolymer has been subjected to a crosslinking treatment.
    Type: Application
    Filed: March 16, 2015
    Publication date: September 24, 2015
    Applicant: NITTO DENKO CORPORATION
    Inventors: Masao NAKAGAWA, Noriyuki KIKUTA, Atsushi HAMADA, Kazuhiro HIGASHIO
  • Publication number: 20150218857
    Abstract: A vehicular door device in which an inner handle is connected to a latch mechanism with a wire so as to be capable of being linked, and in which a latch release restriction device that disables and restricts a link between the inner handle and the latch is provided in an operation transmission path ranging from the inner handle to the latch with the wire in between. A release motor that actuates the latch in an engagement releasing direction is provided, the release motor being linked to the latch without having the wire between itself and the latch. When a switch operation of the door opening switch is performed, restriction to the link performed by the latch release restriction device is cancelled and the release motor is actuated in the engagement releasing direction without waiting for the cancellation of the restriction to be completed.
    Type: Application
    Filed: February 4, 2015
    Publication date: August 6, 2015
    Applicant: HONDA MOTOR CO., LTD.
    Inventor: Atsushi Hamada
  • Publication number: 20150169729
    Abstract: A receiving unit receives registration of data for a plurality of items. A storing unit classifies the data received by the receiving unit to corresponding items and stores them in respective storage destinations according to storage destination information indicating the storage destination of the data for each item.
    Type: Application
    Filed: November 25, 2014
    Publication date: June 18, 2015
    Inventors: Kenji KUMANO, NORIAKI AIHARA, ATSUSHI HAMADA
  • Publication number: 20150150731
    Abstract: A medical pressure-sensitive adhesive tape according to an embodiment of the present invention includes, a film base material; a first pressure-sensitive adhesive layer; and a release liner releasably laminated to cover the first pressure-sensitive adhesive layer in the stated order, wherein: the release liner is divided into a first divided piece and a second divided piece; the first divided piece is placed at a widthwise-direction end on one side of the first pressure-sensitive adhesive layer to cover part of the first pressure-sensitive adhesive layer; the second divided piece is placed to cover a portion of the first pressure-sensitive adhesive layer that is not covered with the first divided piece; and the second divided piece has a folding portion extending toward a widthwise-direction end.
    Type: Application
    Filed: February 9, 2015
    Publication date: June 4, 2015
    Applicant: NITTO DENKO CORPORATION
    Inventors: Hiroshi HATANAKA, Takashi Tsuji, Atsushi Hamada, Toshiyuki Yoshikawa
  • Patent number: 8790690
    Abstract: A patch containing a support and an adhesive layer formed on at least one surface of the support, wherein the adhesive layer contains an elastomer obtained by crosslinking a polymer having a butadiene skeleton in the presence of organic peroxide, wherein the patch has good adhesion property and maintain this quality for a long time.
    Type: Grant
    Filed: July 17, 2009
    Date of Patent: July 29, 2014
    Assignee: Nitto Denko Corporation
    Inventors: Miki Funahashi, Atsushi Hamada, Tsuyoshi Kasahara, Jun Ishikura
  • Publication number: 20140056677
    Abstract: In left and right web plates (12) of a boom (11), first to fifth web materials (12A to 12E) are joined at edge portions in a front-rear direction along welding lines (13A to 13D). In an upper flange plate (14), a rear upper flange material (14A), a front upper flange material (14B), and a middle upper flange material (14C) are joined at edge portions in a front-rear direction along welding lines (15A, 15B). Ina lower flange plate (16), first to sixth lower flange materials (16A to 16F) are joined at edge portions in a front-rear direction along welding lines (17A to 17E). The welding lines (13A to 13D) of the left and right web plates (12) are disposed in positions that are different from those of the welding lines (15A, 15B) of the upper flange plate (14) and the welding lines (17A to 17E) of the lower flange plate (16) in a front-rear direction.
    Type: Application
    Filed: April 20, 2011
    Publication date: February 27, 2014
    Applicant: HITACHI CONSTRUCTION MACHINERY CO., LTD.
    Inventors: Takeshi Takahashi, Atsushi Hamada, Takayuki Shimodaira, Hikaru Yamamoto, Makoto Sugaya
  • Publication number: 20130022734
    Abstract: In the method for producing a medical pressure-sensitive adhesive tape or sheet of the invention, a water dispersion-type copolymer solution having a specific composition is used. Therefore, the problem caused by high thixotropy can be eliminated and a pressure-sensitive adhesive layer can be relatively easily formed on a porous substrate by a direct method. In addition, when the medical pressure-sensitive adhesive tape or sheet obtained by the method of the invention is attached to the skin surface, skin adhesion and tube fixing are excellent and at the same time, irritation to skin is low.
    Type: Application
    Filed: July 20, 2012
    Publication date: January 24, 2013
    Applicant: NITTO DENKO CORPORATION
    Inventors: Tatsuya MURATA, Noriyuki KIKUTA, Atsushi HAMADA, Tomonari NAITO, Nobuaki MARUOKA
  • Publication number: 20120277645
    Abstract: Provided is a stretch adhesive bandage having an adhesive layer 2 and a release liner 3 laminated in this order on one surface of a bandlike fabric base 1. The adhesive bandage after peeling off the release liner 3 is stretchable at least in the longitudinal direction (in the longitudinal direction and the in the width direction in the first embodiment and only in the longitudinal direction in the second embodiment). The release liner 3 has perforation lines K (K1, K2) in the longitudinal direction and in the width direction in the first embodiment, and at least perforation line K in the width direction is formed in the second embodiment, and any perforation line is broken to be a dividing line by stretching the adhesive bandage in a direction perpendicular to the travelling direction of the perforation line.
    Type: Application
    Filed: April 18, 2012
    Publication date: November 1, 2012
    Applicant: NITTO DENKO CORPORATION
    Inventors: Noriyuki KIKUTA, Atsushi HAMADA, Takeo MATSUMURA, Shigeki TAKAKI
  • Publication number: 20110245749
    Abstract: The present invention provides a stretchable pressure-sensitive adhesive bandage, which includes a fabric substrate, and a pressure-sensitive adhesive layer and a release liner superposed on one surface of the fabric substrate in this order, the stretchable pressure-sensitive adhesive bandage being wound into a roll. When the release liner is removed from the stretchable pressure-sensitive adhesive bandage, the stretchable pressure-sensitive adhesive bandage has a width-direction elongation at a given load higher than a length-direction elongation at the given load, and has a length-direction elongation of 22 to 42% at a load of 0.5 N/5-mm width.
    Type: Application
    Filed: March 31, 2011
    Publication date: October 6, 2011
    Applicant: NITTO DENKO CORPORATION
    Inventors: Noriyuki KIKUTA, Atsushi HAMADA, Seishi SUZUKI
  • Publication number: 20110099839
    Abstract: A drying apparatus for manufacturing a pressure-sensitive adhesive tape in which a pressure-sensitive adhesive layer is formed on a strip-shaped long tape base material is provided. The drying apparatus dries coating agent coated at least on one surface of the tape base material. The tape base material that is transferred in a lengthwise direction thereof is spirally wound around a cylinder body from one end side of the cylinder body to the other end side of the cylinder body in a slidable state. The cylinder body is formed with a plurality of air holes on an entire circumferential wall thereof, around which the tape base material is spirally wound, the air holes through which warm air or hot air flows from the inside of the cylinder body to the outside of the cylinder body.
    Type: Application
    Filed: November 4, 2010
    Publication date: May 5, 2011
    Applicant: NITTO DENKO CORPORATION
    Inventors: Atsushi HAMADA, Hirofumi TORITA, Shin SASAKI, Satoru YAMASAKI, Ryuji KUWABARA
  • Publication number: 20110098622
    Abstract: A medical pressure-sensitive adhesive tape according to an embodiment of the present invention includes, a film base material; a first pressure-sensitive adhesive layer; and a release liner releasably laminated to cover the first pressure-sensitive adhesive layer in the stated order, wherein: the release liner is divided into a first divided piece and a second divided piece; the first divided piece is placed at a widthwise-direction end on one side of the first pressure-sensitive adhesive layer to cover part of the first pressure-sensitive adhesive layer; the second divided piece is placed to cover a portion of the first pressure-sensitive adhesive layer that is not covered with the first divided piece; and the second divided piece has a folding portion extending toward a widthwise-direction end.
    Type: Application
    Filed: October 26, 2010
    Publication date: April 28, 2011
    Applicant: NITTO DENKO CORPORATION
    Inventors: Hiroshi HATANAKA, Takashi Tsuji, Atsushi Hamada, Toshiyuki Yoshikawa
  • Patent number: 7919182
    Abstract: The problem of the present invention is to provide a pressure-sensitive adhesive sheet for skin adhesion, having an adhesive layer, which can be formed without using an organic solvent, shows superior adhesion performance to the skin, and shows extremely mild irritation to the skin and stratum corneum damage. To solve the problem, the present invention provides a pressure-sensitive adhesive sheet for skin adhesion, which has a substrate and an adhesive layer laminated on the substrate, wherein the adhesive layer is obtained by curing an adhesive composition containing polyether polymer (A) having at least one alkenyl group on the terminal, compound (B) having 1-10 hydrosilyl groups in a molecule and hydrosilylation catalyst (C).
    Type: Grant
    Filed: September 29, 2004
    Date of Patent: April 5, 2011
    Assignees: Nitto Denko Corporation, Kaneka Corporation
    Inventors: Atsushi Hamada, Takashi Kinoshita, Kenji Furumori, Kazuhiko Ueda, Shintaro Komitsu
  • Patent number: 7897683
    Abstract: The present invention provides a medical adhesive and a medical adhesive tape or sheet superior in the fixing performance, particularly perspiration-resistant fixing, which shows low skin irritation and suitable adhesive strength. The present invention provides a medical adhesive containing a water-dispersed copolymer obtained by copolymerizing 100 parts by weight of a monomer mixture containing (meth)acrylic acid alkyl ester and 0.
    Type: Grant
    Filed: May 21, 2007
    Date of Patent: March 1, 2011
    Assignee: Nitto Denko Corporation
    Inventors: Atsushi Hamada, Tomonari Naito, Namiko Murayama, Miki Funahashi, Jun Ishikura
  • Publication number: 20100260826
    Abstract: Provided are a patch and a patch preparation having an adhesive layer on at least one surface of a support, and particularly, a patch and a patch preparation superior in skin adhesive force, and causing less adhesive residue on the skin surface. A patch having a support and an adhesive layer formed on at least one surface of the support, wherein the adhesive layer is obtained by crosslinking a first polymer having a butadiene skeleton portion and a second polymer different from the first polymer in the presence of an organic peroxide.
    Type: Application
    Filed: April 7, 2010
    Publication date: October 14, 2010
    Inventors: Miki Makabe, Tsuyoshi Kasahara, Atsushi Hamada, Jun Ishikura
  • Publication number: 20100255071
    Abstract: Provided are a patch and a patch preparation having an adhesive layer on at least one surface of a support, and particularly, a patch and a patch preparation superior in skin adhesive force, and causing less adhesive residue on the skin surface. A patch having a support and an adhesive layer formed on at least one surface of the support, wherein the adhesive layer contains an elastomer obtained by crosslinking a polymer having a butadiene skeleton in the presence of an organic peroxide, and the ratio of the weight of a toluene-insoluble component in the adhesive layer to the total weight of the adhesive layer is 5-32 wt %.
    Type: Application
    Filed: April 6, 2010
    Publication date: October 7, 2010
    Inventors: Miki Makabe, Tsuyoshi Kasahara, Atsushi Hamada, Jun Ishikura