Patents by Inventor Daisuke Nakagawa

Daisuke Nakagawa 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: 9096162
    Abstract: An information display system for a vehicle includes an information display device, a mounting member, and a personal digital assistant. The information display device is mounted on a vehicle and is configured to display vehicle information. The mounting member is fixed to the vehicle. The personal digital assistant is detachably mounted on the vehicle via the mounting member in such a manner that at least a part of the vehicle information displayed on the information display device becomes non-visible by the personal digital assistant and includes a communication device and a display device. The communication device is configured to acquire at least vehicle information which is displayed on the information display device and which becomes non-visible from an electric accessory unit mounted on the vehicle. The display device is configured to display the vehicle information acquired using the communication device.
    Type: Grant
    Filed: January 29, 2013
    Date of Patent: August 4, 2015
    Assignee: HONDA MOTOR CO., LTD.
    Inventors: Takehiko Kikuchi, Daisuke Nakagawa, Takeshi Kanae, Ryosuke Ibata, Hiroki Nakajima, Kiyoshi Katagiri, Takashi Ozeki, Satoshi Honma
  • Publication number: 20140360645
    Abstract: The present invention provides a tire including a side portion (104), a black rubber layer (113), a stain-preventing rubber layer (112) disposed adjacent to the black rubber layer, and a colored layer (111) disposed on the surface of the stain-preventing rubber layer and exposed on the outer surface of the side portion; a tire including a colored layer (207) disposed on the outer surface of the tire, and an underlayer rubber (208) disposed on the tire-interior side of the colored layer, wherein the colored layer is formed by curing a UV-curable paint; and a tire including a colored layer (302) on the surface of the side portion (301) of the tire, wherein the colored layer includes a marking (303).
    Type: Application
    Filed: January 8, 2013
    Publication date: December 11, 2014
    Applicant: BRIDGESTONE CORPORATION
    Inventors: Takashi Sakamoto, Takahiro Miura, Daisuke Nakagawa
  • Patent number: 8841456
    Abstract: A 1,5-naphthyridine derivative represented by Formula [1] (in which R1, R2, R3, R4 and R5 represent a hydrogen atom, -L-Z (in which Z represents a non-aromatic heterocyclic group or the like; and L represents a single bond or the like), or the like, R6 represents -L-Z or the like, R7 and R8 represent a hydrogen atom or the like, and Q represents an oxygen atom or the like), or a salt thereof has an excellent inhibitory activity with respect to the PI3K-AKT pathway and the Ras-Raf-MEK-ERK pathway, and is useful for treatments such as prophylactic treatments and therapeutic treatments of diseases in which the PI3K-AKT pathway and the Ras-Raf-MEK-ERK pathway are involved.
    Type: Grant
    Filed: January 28, 2014
    Date of Patent: September 23, 2014
    Assignee: FUJIFILM Corporation
    Inventors: Hidetomo Furuyama, Hideki Kurihara, Kentarou Furuya, Takahiro Terao, Shinichirou Sekine, Daisuke Nakagawa
  • Patent number: 8795844
    Abstract: An object of the present invention is to provide an adhesive composition which can bond a film to unvulcanized rubber strongly, and is flexible and rarely undergoes cracking under low temperature conditions; and a method for bonding a film to unvulcanized rubber using the adhesive composition. In addition, an object of the present invention is to provide a laminate formed by the bonding method; and a tire produced using the laminate. The adhesive composition of the present invention contains a polymer component which has a glass transition temperature or both a glass transition temperature and a melting point of 40° C. or lower, has a main chain having a random structure, has epoxy groups, and has sulfur-crosslinkable sites. The bonding method of the present invention is characterized by using the adhesive composition.
    Type: Grant
    Filed: April 14, 2010
    Date of Patent: August 5, 2014
    Assignee: Bridgestone Corporation
    Inventors: Yuwa Takahashi, Daisuke Nohara, Daisuke Nakagawa
  • Publication number: 20140142302
    Abstract: A 1,5-naphthyridine derivative represented by Formula [1] (in which R1, R2, R3, R4 and R5 represent a hydrogen atom, -L-Z (in which Z represents a non-aromatic heterocyclic group or the like; and L represents a single bond or the like), or the like, R6 represents -L-Z or the like, R7 and R8 represent a hydrogen atom or the like, and Q represents an oxygen atom or the like), or a salt thereof has an excellent inhibitory activity with respect to the PI3K-AKT pathway and the Ras-Raf-MEK-ERK pathway, and is useful for treatments such as prophylactic treatments and therapeutic treatments of diseases in which the PI3K-AKT pathway and the Ras-Raf-MEK-ERK pathway are involved.
    Type: Application
    Filed: January 28, 2014
    Publication date: May 22, 2014
    Applicant: FUJIFILM Corporation
    Inventors: Hidetomo FURUYAMA, Hideki KURIHARA, Kentarou FURUYA, Takahiro TERAO, Shinichirou SEKINE, Daisuke NAKAGAWA
  • Publication number: 20130234845
    Abstract: An information display system for a vehicle includes an information display device, a mounting member, and a personal digital assistant. The information display device is mounted on a vehicle and is configured to display vehicle information. The mounting member is fixed to the vehicle. The personal digital assistant is detachably mounted on the vehicle via the mounting member in such a manner that at least a part of the vehicle information displayed on the information display device becomes non-visible by the personal digital assistant and includes a communication device and a display device. The communication device is configured to acquire at least vehicle information which is displayed on the information display device and which becomes non-visible from an electric accessory unit mounted on the vehicle. The display device is configured to display the vehicle information acquired using the communication device.
    Type: Application
    Filed: January 29, 2013
    Publication date: September 12, 2013
    Applicant: HONDA MOTOR CO., LTD.
    Inventors: Takehiko KIKUCHI, Daisuke NAKAGAWA, Takeshi KANAE, Ryosuke IBATA, Hiroki NAKAJIMA, Kiyoshi KATAGIRI, Takashi OZEKI, Satoshi HONMA
  • Patent number: 8422527
    Abstract: A nitride based semiconductor device includes: an n-type cladding layer; an n-type GaN based guide layer placed on the n-type cladding layer; an active layer placed on the n-type GaN based guide layer; a p-type GaN based guide layer placed on the active layer; an electron block layer placed on the p-type GaN based guide layer; a stress relaxation layer placed on the electron block layer; and a p-type cladding layer placed on the stress relaxation layer, and the nitride based semiconductor device alleviates the stress occurred under the influence of the electron block layer, does not affect light distribution by the electron block layer, reduces threshold current, can suppress the degradation of reliability, can suppress degradation of the emitting end surface of the laser beam, can improve the far field pattern, and is long lasting, and fabrication method of the device is also provided.
    Type: Grant
    Filed: February 13, 2012
    Date of Patent: April 16, 2013
    Assignee: Rohm Co., Ltd.
    Inventors: Daisuke Nakagawa, Yoshinori Tanaka, Masahiro Murayama, Takao Fujimori, Shinichi Kohda
  • Patent number: 8408934
    Abstract: A connector is provided for improving connection reliability between terminal fittings by preventing wires from shaking to prevent sliding movements of the terminal fittings. The connector includes a metallic shield shell (10) to be mounted at ends of a plurality of wires (50). The shield shell (10) includes a mounting portion (11) for fixing the connector to a case of a device, and the mounting portion (11) includes a wire fixing portion (20) for holding and fixing the plurality of wires (50) on a surface thereof at a draw-out side of the wires (50).
    Type: Grant
    Filed: February 7, 2011
    Date of Patent: April 2, 2013
    Assignee: Sumitomo Wiring Systems, Ltd.
    Inventors: Kouji Sakakura, Daisuke Nakagawa
  • Patent number: 8356647
    Abstract: A pneumatic tire in which the average peel strength between the surface of (A) a layer of a single-layered or multi-layered film of a thermoplastic resin and (B) a rubbery elastic layer, which are used as the inner liner layer, is 6 kN/m or greater at ?20° C., i.e., a pneumatic tire exhibiting excellent average peel strength between the surface of layer (A) and layer (B), which are used in combination as the inner liner layer exhibiting excellent gas barrier property and flexibility, at a low temperature and at the room temperature, is provided.
    Type: Grant
    Filed: April 27, 2007
    Date of Patent: January 22, 2013
    Assignee: Bridgestone Corporation
    Inventors: Daisuke Kato, Daisuke Nohara, Yuwa Takahashi, Daisuke Nakagawa
  • Patent number: 8257096
    Abstract: A device connector is provided with a metal reinforcing plate (30) including an opening (31) for permitting the passage of terminal fittings, a housing main body (10), a flange (11) formed by insert molding using the reinforcing plate (30) and synthetic resin, a device-side housing portion (12) to be accommodated into a connector mounting hole, and terminal fittings (15) held in the housing main body (10) while being passed through the opening (31). The reinforcing plate (30) is beveled along a peripheral edge thereof to form an R-surface (36). Thus, the device connector is produced at a low cost and eliminates possible starting points of cracks created in the synthetic resin covering the peripheral edge of the metal reinforcing plate (30).
    Type: Grant
    Filed: November 9, 2010
    Date of Patent: September 4, 2012
    Assignee: Sumitomo Wiring Systems, Ltd.
    Inventors: Hiroyuki Matsuoka, Daisuke Nakagawa
  • Publication number: 20120140785
    Abstract: A nitride based semiconductor device includes: an n-type cladding layer; an n-type GaN based guide layer placed on the n-type cladding layer; an active layer placed on the n-type GaN based guide layer; a p-type GaN based guide layer placed on the active layer; an electron block layer placed on the p-type GaN based guide layer; a stress relaxation layer placed on the electron block layer; and a p-type cladding layer placed on the stress relaxation layer, and the nitride based semiconductor device alleviates the stress occurred under the influence of the electron block layer, does not affect light distribution by the electron block layer, reduces threshold current, can suppress the degradation of reliability, can suppress degradation of the emitting end surface of the laser beam, can improve the far field pattern, and is long lasting, and fabrication method of the device is also provided.
    Type: Application
    Filed: February 13, 2012
    Publication date: June 7, 2012
    Inventors: Daisuke NAKAGAWA, Yoshinori TANAKA, Masahiro Murayama, Takao FUJIMORI, Shinichi KOHDA
  • Patent number: 8187030
    Abstract: A device connector has a housing main body (10), a device-side housing portion (12) to be accommodated in a connector mounting hole, a reinforcing plate (30) including an opening (31) for permitting the passage of terminal fittings, and a flange (11) formed by insert molding using the reinforcing plate (30) and synthetic resin, and terminal fittings 15. An outer peripheral end surface of the reinforcing plate (30) is exposed. The device connector is produced with a reduced cost by insert molding using a metal reinforcing plate as an insert while preventing a crack from being created in a synthetic resin portion covering the reinforcing plate (30).
    Type: Grant
    Filed: November 2, 2010
    Date of Patent: May 29, 2012
    Assignee: Sumitomo Wiring Systems, Ltd.
    Inventors: Hiroyuki Matsuoka, Daisuke Nakagawa
  • Patent number: 8144743
    Abstract: A nitride based semiconductor device includes: an n-type cladding layer; an n-type GaN based guide layer placed on the n-type cladding layer; an active layer placed on the n-type GaN based guide layer; a p-type GaN based guide layer placed on the active layer; an electron block layer placed on the p-type GaN based guide layer; a stress relaxation layer placed on the electron block layer; and a p-type cladding layer placed on the stress relaxation layer, and the nitride based semiconductor device alleviates the stress occurred under the influence of the electron block layer, does not affect light distribution by the electron block layer, reduces threshold current, can suppress the degradation of reliability, can suppress degradation of the emitting end surface of the laser beam, can improve the far field pattern, and is long lasting, and fabrication method of the device is also provided.
    Type: Grant
    Filed: March 4, 2009
    Date of Patent: March 27, 2012
    Assignee: Rohm Co., Ltd.
    Inventors: Daisuke Nakagawa, Yoshinori Tanaka, Masahiro Murayama, Takao Fujimori, Shinichi Kohda
  • Publication number: 20120070678
    Abstract: An object of the present invention is to provide an adhesive composition which can bond a film to unvulcanized rubber strongly, and is flexible and rarely undergoes cracking under low temperature conditions; and a method for bonding a film to unvulcanized rubber using the adhesive composition. In addition, an object of the present invention is to provide a laminate formed by the bonding method; and a tire produced using the laminate. The adhesive composition of the present invention contains a polymer component which has a glass transition temperature or both a glass transition temperature and a melting point of 40° C. or lower, has a main chain having a random structure, has epoxy groups, and has sulfur-crosslinkable sites. The bonding method of the present invention is characterized by using the adhesive composition.
    Type: Application
    Filed: April 14, 2010
    Publication date: March 22, 2012
    Inventors: Yuwa Takahashi, Daisuke Nohara, Daisuke Nakagawa
  • Publication number: 20120060992
    Abstract: The present invention aims to provide a pneumatic tire and a method of manufacturing the pneumatic tire that do not cause air accumulation or film damage even without application of a mold release agent to an inner face of the pneumatic tire in vulcanizing and molding by use of a bladder. The pneumatic tire according to the present invention has an inner liner 6 including a film layer on the inner face of the pneumatic tire and is manufactured by a method including a process to press an unvulcanized tire against molds 11, 13 with a bladder 14 without applying the mold release agent. The inner face of the pneumatic tire consists of the film layer, and a dynamic friction coefficient between the film layer and the bladder 14 is 2.0 or less at 25 degrees Celsius.
    Type: Application
    Filed: April 16, 2010
    Publication date: March 15, 2012
    Applicant: BRIDGESTONE CORPORATION
    Inventors: Daisuke Nakagawa, Daisuke Nohara, Yuwa Takahashi
  • Publication number: 20110195596
    Abstract: A connector is provided for improving connection reliability between terminal fittings by preventing wires from shaking to prevent sliding movements of the terminal fittings. The connector includes a metallic shield shell (10) to be mounted at ends of a plurality of wires (50). The shield shell (10) includes a mounting portion (11) for fixing the connector to a case of a device, and the mounting portion (11) includes a wire fixing portion (20) for holding and fixing the plurality of wires (50) on a surface thereof at a draw-out side of the wires (50).
    Type: Application
    Filed: February 7, 2011
    Publication date: August 11, 2011
    Applicant: SUMITOMO WIRING SYSTEMS, LTD.
    Inventors: Kouji Sakakura, Daisuke Nakagawa
  • Publication number: 20110117784
    Abstract: A device connector is provided with a metal reinforcing plate (30) including an opening (31) for permitting the passage of terminal fittings, a housing main body (10), a flange (11) formed by insert molding using the reinforcing plate (30) and synthetic resin, a device-side housing portion (12) to be accommodated into a connector mounting hole, and terminal fittings (15) held in the housing main body (10) while being passed through the opening (31). The reinforcing plate (30) is beveled along a peripheral edge thereof to form an R-surface (36). Thus, the device connector is produced at a low cost and eliminates possible starting points of cracks created in the synthetic resin covering the peripheral edge of the metal reinforcing plate (30).
    Type: Application
    Filed: November 9, 2010
    Publication date: May 19, 2011
    Applicant: SUMITOMO WIRING SYSTEMS, LTD.
    Inventors: Hiroyuki Matsuoka, Daisuke Nakagawa
  • Publication number: 20110104924
    Abstract: A device connector has a housing main body (10), a device-side housing portion (12) to be accommodated in a connector mounting hole, a reinforcing plate (30) including an opening (31) for permitting the passage of terminal fittings, and a flange (11) formed by insert molding using the reinforcing plate (30) and synthetic resin, and terminal fittings 15. An outer peripheral end surface of the reinforcing plate (30) is exposed. The device connector is produced with a reduced cost by insert molding using a metal reinforcing plate as an insert while preventing a crack from being created in a synthetic resin portion covering the reinforcing plate (30).
    Type: Application
    Filed: November 2, 2010
    Publication date: May 5, 2011
    Applicant: SUMITOMO WIRING SYSTEMS, LTD.
    Inventors: Hiroyuki Matsuoka, Daisuke Nakagawa
  • Publication number: 20110024015
    Abstract: An object of the present invention is to provide: a film which is applicable to a tire, has excellent gas barrier properties and bending resistance, allows weight of a tire to be reduced with improving internal pressure retainability of the tire at both the brand-new stage and the used stage thereof, and is capable of demonstrating good gas barrier properties without breaking especially in a running condition at a relatively low temperature in winter time or the like; an inner liner for tire, using the film; and a tire provided with the inner liner for tire. The film of the present invention comprises at least a layer composed of resin composition (D) produced by dispersing viscoelastic substance (C) in a resin containing modified ethylene-vinyl alcohol copolymer (B) obtained by subjecting ethylene-vinyl alcohol copolymer (A) to a reaction, wherein 100% modulus at ?30° C. of the viscoelastic substance (C) is smaller than 6 MPa.
    Type: Application
    Filed: March 31, 2009
    Publication date: February 3, 2011
    Applicants: BRIDGESTONE CORPORATION, KURARAY CO., LTD
    Inventors: Yuwa Takahashi, Daisuke Nohara, Daisuke Nakagawa, Kouta Isoyama
  • Patent number: 7792171
    Abstract: A nitride semiconductor laser device has a group III nitride semiconductor multilayer structure. The group III nitride semiconductor multilayer structure includes an n-type semiconductor layer, a p-type semiconductor layer and a light emitting layer held between the n-type semiconductor layer and the p-type semiconductor layer, and the p-type semiconductor layer is formed by successively stacking a p-side guide layer, a p-type electron blocking layer in contact with the p-side guide layer and a p-type cladding layer in contact with the p-type electron blocking layer from the side closer to the light emitting layer. The p-side guide layer is formed by stacking a layer made of a group III nitride semiconductor containing Al and a layer made of a group III nitride semiconductor containing no Al.
    Type: Grant
    Filed: November 12, 2008
    Date of Patent: September 7, 2010
    Assignee: Rohm Co., Ltd.
    Inventors: Shinichi Kohda, Daisuke Nakagawa