Patents by Inventor Hisashi Mihara

Hisashi Mihara 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).

  • Publication number: 20220378689
    Abstract: The present invention relates to a fragrance or flavor composition comprising a fragrance or flavor component acting on at least one olfactory receptor polypeptide selected from the group consisting of (a) OR2C1 and OR4Q3, and (b) polypeptides which comprise an amino acid sequence sharing an identity of at least 80% with the amino acid sequence of any of the polypeptides in (a) and which are responsive to at least one offensive odor-causing substance selected from the group consisting of trans-2-nonenal, trans-2-octenal, 1-octen-3-one, 1,5-octadien-3-one, 1-octen-3-ol and 1,5-octadien-3-ol to suppress the response intensity of the olfactory receptor polypeptide(s) to at least one of the offensive odor-causing substances, and also relates to a product comprising this fragrance or flavor composition and a method for suppressing offensive odors.
    Type: Application
    Filed: October 30, 2020
    Publication date: December 1, 2022
    Applicant: Takasago International Corporation
    Inventors: Hisashi MIHARA, Yukari KUWAHARA, Azusa MIKI, Tsuyoshi KOBAYASHI, Kenya ISHIDA
  • Publication number: 20220031901
    Abstract: The present invention relates to a fragrance composition containing a fragrance component which suppresses response strength of at least one olfactory receptor polypeptide, which is selected from the group consisting of OR2L3 and polypeptides that comprise an amino acid sequence having at least 80% identity to an amino acid sequence of OR2L3 and are responsive to an unpleasant odor-causing substance, to the unpleasant odor-causing substance. According to a preferred embodiment of the present invention, an unpleasant odor masking composition containing, as active components, at least one antagonist against an olfactory receptor OR2L3 and a specific component among fragrances which do not exert the effect of suppressing the response of OR2L3, is provided. According to a preferred embodiment of the present invention, unpleasantness caused by at least one unpleasant odor selected from the group consisting of fecal odor, body odor, tobacco odor, breath odor and musty odor can be reduced.
    Type: Application
    Filed: July 27, 2021
    Publication date: February 3, 2022
    Applicant: Takasago International Corporation
    Inventors: Hisashi MIHARA, Yukari KUWAHARA, Masato MURAI, Tsuyoshi KOBAYASHI, Kenya ISHIDA
  • Patent number: 10301286
    Abstract: To provide a compound which can be used as an MC4 receptor agonist. The present inventors have investigated MC4 receptor agonists, and have found that a piperazine derivative has an action related to the agonists, thereby completing the present invention. That is, the piperazine derivative of the present invention has an MC4 receptor agonistic action, and can be used as an agent for preventing or treating bladder and/or urinary tract diseases, in particular, underactive bladder, hypotonic bladder, acontractile bladder, detrusor underactivity, neurogenic bladder, urethral relaxation failure, detrusor-external urethral sphincter dyssynergia, and voiding dysfunctions in benign prostatic hyperplasia.
    Type: Grant
    Filed: August 2, 2016
    Date of Patent: May 28, 2019
    Assignee: Astellas Pharma Inc.
    Inventors: Takashi Sugane, Takuya Makino, Daisuke Yamashita, Yasuhiro Yonetoku, Daisuke Tanabe, Hisashi Mihara, Norio Asai, Kazuhiko Osoda, Takafumi Shimizu, Hiroyuki Moritomo, Keizo Sugasawa, Kyoichi Maeno, Naomi Hosogai
  • Publication number: 20180230131
    Abstract: [Problem] To provide a compound which can be used as an MC4 receptor agonist. [Means for Solution] The present inventors have investigated MC4 receptor agonists, and have found that a piperazine derivative has an action related to the agonists, thereby completing the present invention. That is, the piperazine derivative of the present invention has an MC4 receptor agonistic action, and can be used as an agent for preventing or treating bladder and/or urinary tract diseases, in particular, underactive bladder, hypotonic bladder, acontractile bladder, detrusor underactivity, neurogenic bladder, urethral relaxation failure, detrusor-external urethral sphincter dyssynergia, and voiding dysfunctions in benign prostatic hyperplasia.
    Type: Application
    Filed: August 2, 2016
    Publication date: August 16, 2018
    Applicant: Astellas Pharma Inc.
    Inventors: Takashi SUGANE, Takuya MAKINO, Daisuke YAMASHITA, Yasuhiro YONETOKU, Daisuke TANABE, Hisashi MIHARA, Norio ASAI, Kazuhiro OSODA, Takafumi SHIMIZU, Hiroyuki MORITOMO, Keizo SUGASAWA, Kyoichi MAENO, Naomi HOSAGAI
  • Patent number: 9844549
    Abstract: A compound which is useful as an active ingredient for a pharmaceutical composition for treating urine storage dysfunction, voiding dysfunction, lower urinary tract dysfunction, and the like. The present inventors have found that a 2-aminothiazole derivative has an excellent muscarinic M3 receptor-positive allosteric modulator activity and is expected as an agent for preventing or treating bladder/urinary tract diseases associated with bladder contractions via a muscarinic M3 receptor, thereby completing the present invention. 2-aminothiazole derivative or a salt thereof of the present invention is expected as an agent for preventing or treating bladder/urinary tract diseases associated with bladder contractions via a muscarinic M3 receptor, for example voiding dysfunction such as underactive bladder.
    Type: Grant
    Filed: August 25, 2015
    Date of Patent: December 19, 2017
    Assignee: Astellas Pharma Inc.
    Inventors: Taisuke Takahashi, Hiroaki Tanaka, Michinori Akaiwa, Kenji Negoro, Hisashi Mihara, Hideyoshi Fuji, Hajime Takamatsu
  • Publication number: 20170290824
    Abstract: A compound which is useful as an active ingredient for a pharmaceutical composition for treating urine storage dysfunction, voiding dysfunction, lower urinary tract dysfunction, and the like. The present inventors have found that a 2-aminothiazole derivative has an excellent muscarinic M3 receptor-positive allosteric modulator activity and is expected as an agent for preventing or treating bladder/urinary tract diseases associated with bladder contractions via a muscarinic M3 receptor, thereby completing the present invention. 2-aminothiazole derivative or a salt thereof of the present invention is expected as an agent for preventing or treating bladder/urinary tract diseases associated with bladder contractions via a muscarinic M3 receptor, for example voiding dysfunction such as underactive bladder.
    Type: Application
    Filed: August 25, 2015
    Publication date: October 12, 2017
    Applicant: ASTELLAS PHARMA INC.
    Inventors: Taisuke TAKAHASHI, Hiroaki TANAKA, Michinori AKAIWA, Kenji NEGORO, Hisashi MIHARA, Hideyoshi FUJI, Hajime TAKAMATSU
  • Patent number: 9556160
    Abstract: [Problem] The present invention provides a compound which is useful as an active ingredient of a pharmaceutical composition, in particular, a pharmaceutical composition for preventing and/or treating VAP-1-related diseases. [Means for Solution] The present inventors have conducted intensive studies on a compound having a VAP-1 inhibitory activity, and as a result, they have found that the compound or a salt thereof of the present invention exhibits an excellent VAP-1 inhibitory activity and is useful for preventing and/or treating VAP-1-related diseases, in particular, diabetic nephropathy or diabetic macular edema, thereby completing the present invention. In addition, the present invention relates to a pharmaceutical composition, in particular, a pharmaceutical composition for preventing and/or treating VAP-1-related diseases, which comprises the compound or a salt thereof of the present invention, and an excipient.
    Type: Grant
    Filed: March 27, 2015
    Date of Patent: January 31, 2017
    Assignee: Astellas Pharma Inc.
    Inventors: Kousei Yoshihara, Daisuke Suzuki, Susumu Yamaki, Hiroyoshi Yamada, Hisashi Mihara, Norio Seki
  • Publication number: 20150203480
    Abstract: [Problem] The present invention provides a compound which is useful as an active ingredient of a pharmaceutical composition, in particular, a pharmaceutical composition for preventing and/or treating VAP-1-related diseases. [Means for Solution] The present inventors have conducted intensive studies on a compound having a VAP-1 inhibitory activity, and as a result, they have found that the compound or a salt thereof of the present invention exhibits an excellent VAP-1 inhibitory activity and is useful for preventing and/or treating VAP-1-related diseases, in particular, diabetic nephropathy or diabetic macular edema, thereby completing the present invention. In addition, the present invention relates to a pharmaceutical composition, in particular, a pharmaceutical composition for preventing and/or treating VAP-1-related diseases, which comprises the compound or a salt thereof of the present invention, and an excipient.
    Type: Application
    Filed: March 27, 2015
    Publication date: July 23, 2015
    Applicant: Astellas Pharma Inc.
    Inventors: Kousei Yoshihara, Daisuke Suzuki, Susumu Yamaki, Hiroyoshi Yamada, Hisashi Mihara, Norio Seki
  • Patent number: 9051283
    Abstract: [Problem] The present invention provides a compound which is useful as an active ingredient of a pharmaceutical composition, in particular, a pharmaceutical composition for preventing and/or treating VAP-1-related diseases. [Means for Solution] The present inventors have conducted intensive studies on a compound having a VAP-1 inhibitory activity, and as a result, they have found that the compound or a salt thereof of the present invention exhibits an excellent VAP-1 inhibitory activity and is useful for preventing and/or treating VAP-1-related diseases, in particular, diabetic nephropathy or diabetic macular edema, thereby completing the present invention. In addition, the present invention relates to a pharmaceutical composition, in particular, a pharmaceutical composition for preventing and/or treating VAP-1-related diseases, which comprises the compound or a salt thereof of the present invention, and an excipient.
    Type: Grant
    Filed: December 6, 2013
    Date of Patent: June 9, 2015
    Assignee: ASTELLAS PHARMA INC.
    Inventors: Kousei Yoshihara, Daisuke Suzuki, Susumu Yamaki, Hiroyoshi Yamada, Hisashi Mihara, Norio Seki
  • Patent number: 8716470
    Abstract: [Problem] The present invention provides a compound which is useful as an active ingredient of a pharmaceutical composition, in particular, a pharmaceutical composition for preventing and/or treating VAP-1-related diseases. [Means for Solution] The present inventors have conducted intensive studies on a compound having a VAP-1 inhibitory activity, and as a result, they have found that the compound or a salt thereof of the present invention exhibits an excellent VAP-1 inhibitory activity and is useful for preventing and/or treating VAP-1-related diseases, in particular, diabetic nephropathy or diabetic macular edema, thereby completing the present invention. In addition, the present invention relates to a pharmaceutical composition, in particular, a pharmaceutical composition for preventing and/or treating VAP-1-related diseases, which comprises the compound or a salt thereof of the present invention, and an excipient.
    Type: Grant
    Filed: January 31, 2013
    Date of Patent: May 6, 2014
    Assignee: Astellas Pharma Inc.
    Inventors: Kousei Yoshihara, Daisuke Suzuki, Susumu Yamaki, Hiroyoshi Yamada, Hisashi Mihara, Norio Seki
  • Publication number: 20140100210
    Abstract: [Problem] The present invention provides a compound which is useful as an active ingredient of a pharmaceutical composition, in particular, a pharmaceutical composition for preventing and/or treating VAP-1-related diseases. [Means for Solution] The present inventors have conducted intensive studies on a compound having a VAP-1 inhibitory activity, and as a result, they have found that the compound or a salt thereof of the present invention exhibits an excellent VAP-1 inhibitory activity and is useful for preventing and/or treating VAP-1-related diseases, in particular, diabetic nephropathy or diabetic macular edema, thereby completing the present invention. In addition, the present invention relates to a pharmaceutical composition, in particular, a pharmaceutical composition for preventing and/or treating VAP-1-related diseases, which comprises the compound or a salt thereof of the present invention, and an excipient.
    Type: Application
    Filed: December 6, 2013
    Publication date: April 10, 2014
    Applicant: Astellas Pharma Inc.
    Inventors: Kousei YOSHIHARA, Daisuke SUZUKI, Susumu YAMAKI, Hiroyoshi YAMADA, Hisashi MIHARA, Norio SEKI
  • Patent number: 7110177
    Abstract: The present invention provides a polarizing film or a polarizer that has an elastic modulus of at most about 3500 N/mm2 and suppresses occurrence of warping, the polarizing film is obtained by adsorbing a dichroic material in a polyvinyl alcohol-based film 20 ?m in thickness and stretching the tilin. The polarizing film has a transmittance of at least 43% and a polarization degree of at least 98%. A transparent protective layer is laminated on at least one surface of the polarizing film to form a polarizing plate.
    Type: Grant
    Filed: January 21, 2003
    Date of Patent: September 19, 2006
    Assignee: Nitto Denko Corporation
    Inventors: Youichirou Sugino, Hisashi Mihara, Kazuhiro Higashio, Seiichi Kusumoto
  • Publication number: 20050260392
    Abstract: The present invention provides a polarizer and a polarizing plate having less dimensional changes to heat stress. The present invention provides also a liquid crystal display that includes the polarizer and the polarizing plate, and is free of color irregularity or decoloration. The polarizer has shrinkage force of not more than 4.0 N/cm in the absorption axis direction after being heated at 80° C. for 30 minutes. A protective film is laminated on at least one surface of the polarizer in order to form a polarizing plate, and the polarizing plate has a following relationship of 0.01?A/B?0.16 when A denotes a thickness of the polarizer and B denotes a thickness of the protective film.
    Type: Application
    Filed: February 19, 2004
    Publication date: November 24, 2005
    Applicant: Nitto Denko Corporation
    Inventors: Youichirou Sugino, Yuuji Saiki, Senri Kondou, Eiji Hamamoto, Seiichi Kusumoto, Hisashi Mihara, Kazuki Tsuchimoto
  • Patent number: 6952245
    Abstract: A polarizing plate having excellent moisture durability and a liquid crystal display using the same are disclosed. The polarizing plate is produced by covering all surfaces and sides of a polarizer with low moisture-permeable layers having moisture permeability of 310 g/m2·24 h or less. The rate of change in dimension of the polarizer in the uniaxially stretched direction is ±0.1% or less after left at a temperature of 60° C. and humidity of 95% for 100 hours.
    Type: Grant
    Filed: July 26, 2004
    Date of Patent: October 4, 2005
    Assignee: Nitto Denko Corporation
    Inventors: Youichirou Sugino, Eiji Hamamoto, Seiichi Kusumoto, Hisashi Mihara, Senri Kondou, Kazuki Tsuchimoto
  • Patent number: 6934081
    Abstract: A polarizing plate used for manufacturing a liquid crystal display with suppressed irregularity in brightness, a method of manufacturing the same, and a liquid crystal display using the same, are provided. The polarizing plate is formed having a laminate of a polarizing film and a transparent protective layer provided on at least one surface of the polarizing film. By heat-treating and subsequently reheat-treating, the laminate has a shrinkage force of at most 8N/10 mm width when the laminate is further left at 60° C. for 1 hour, and furthermore, the laminate has a single hue value b of at most 4.6 NBS.
    Type: Grant
    Filed: September 19, 2002
    Date of Patent: August 23, 2005
    Assignee: Nitto Denko Corporation
    Inventors: Kazuhiro Higashio, Hisashi Mihara, Seiichi Kusumoto, Youichirou Sugino
  • Patent number: 6888592
    Abstract: A liquid crystal display comprising a liquid crystal display wide viewing angle polarizing adhesion film, which comprising a polarizing layer laminated on an optical compensation film and a retardation film and/or a brightness enhancement film laminated on said polarizing layer, wherein said polarizing layer is directly laminated on said optical compensation film, adhered onto at least one side of a liquid crystal panel, is less brightness nonuniformities.
    Type: Grant
    Filed: January 14, 2002
    Date of Patent: May 3, 2005
    Assignee: Nitto Denko Corporation
    Inventors: Atsushi Kitagawa, Akira Ootani, Hisashi Mihara
  • Patent number: 6882385
    Abstract: A polarizing plate and a liquid crystal display using the same are disclosed. The polarizing plate includes a polarizer made of a synthetic resin and protective films. The same protective films are attached to both sides of the polarizer. When a FTIR-ATR method is carried out with respect to the both sides of the protective film and a peak intensity (A) in the wavelength range around 1488 cm?1 of one side, a peak intensity (B) in the wavelength range around 1365 cm?1 of one side, a peak intensity (A?) in the wavelength range around 1488 cm?1 of another side and a peak intensity (B?) in the wavelength range around 1365 cm?1 of another side are measured, and (C) and (C?) are represented by the relationships: (A)/(B)=(C) and (A?)/(B?)=(C?), (C)/(C?)?1.2 is satisfied. The same sides of the protective films having the (C) and (C?) are adhered to both sides of the polarizer.
    Type: Grant
    Filed: December 29, 2003
    Date of Patent: April 19, 2005
    Assignee: Nitto Denko Corporation
    Inventors: Seiichi Kusumoto, Hisashi Mihara, Atsushi Kitagawa, Eiji Hamamoto
  • Patent number: 6847419
    Abstract: A polarizing plate and a liquid crystal display using the same are disclosed. The polarizing plate includes a polarizer made of a synthetic resin and protective films. The same protective films are attached to both sides of the polarizer. When a FTIR-ATR method is carried out with respect to the both sides of the protective film and a peak intensity (A) in the wavelength range around 1488 cm?1 of one side, a peak intensity (B) in the wavelength range around 1365 cm?1 of one side, a peak intensity (A?) in the wavelength range around 1488 cm?1 of another side and a peak intensity (B?) in the wavelength range around 1365 cm?1 of another side are measured, and (C) and (C?) are represented by the relationships: (A)/(B)=(C) and (A?)/(B?)=(C?), (C)/(C?)?1.2 is satisfied. The same sides of the protective films having the (C) and (C?) are adhered to both sides of the polarizer.
    Type: Grant
    Filed: February 8, 2002
    Date of Patent: January 25, 2005
    Assignee: Nitto Denko Corporation
    Inventors: Seiichi Kusumoto, Hisashi Mihara, Atsushi Kitagawa, Eiji Hamamoto
  • Publication number: 20050001956
    Abstract: A polarizing plate having excellent moisture durability and a liquid crystal display using the same are disclosed. The polarizing plate is produced by covering all surfaces and sides of a polarizer with low moisture-permeable layers having moisture permeability of 310 g/m2·24 h or less. The rate of change in dimension of the polarizer in the uniaxially stretched direction is ±0.1% or less after left at a temperature of 60° C. and humidity of 95% for 100 hours.
    Type: Application
    Filed: July 26, 2004
    Publication date: January 6, 2005
    Applicant: Nitto Denko Corporation
    Inventors: Youichirou Sugino, Eiji Hamamoto, Seiichi Kusumoto, Hisashi Mihara, Senri Kondou, Kazuki Tsuchimoto
  • Patent number: RE44315
    Abstract: The present invention provides a polarizing film or a polarizer that has an elastic modulus of at most about 3500 N/mm2 and suppresses occurrence of warping, the polarizing film is obtained by adsorbing a dichroic material in a polyvinyl alcohol-based film 20 ?m in thickness and stretching the film. The polarizing film has a transmittance of at least 43% and a polarization degree of at least 98%. A transparent protective layer is laminated on at least one surface of the polarizing film to form a polarizing plate.
    Type: Grant
    Filed: July 25, 2012
    Date of Patent: June 25, 2013
    Assignee: Nitto Denko Corporation
    Inventors: Youichirou Sugino, Hisashi Mihara, Kazuhiro Higashio, Seiichi Kusumoto