Patents Assigned to Rohto Pharmaceutical Co., Ltd.
  • Publication number: 20220280515
    Abstract: The present invention relates to an ophthalmic composition for promoting tear secretion, the composition comprising 3-[(3S,4R)-3-methyl-6-(7H-pyrrolo[2,3-d]pyrimidin-4-yl)-1,6-diazaspiro[3.4]octan-1-yl]-3-oxopropanenitrile or a salt thereof.
    Type: Application
    Filed: August 6, 2020
    Publication date: September 8, 2022
    Applicant: Rohto Pharmaceutical Co., Ltd.
    Inventors: Yoshihiro Takai, Takahiro Kurose
  • Patent number: 11357798
    Abstract: The present invention relates to mesenchymal stem cell-derived microparticles having activity that promotes the growth of corneal epithelial stem cells and/or corneal epithelial cells, activity that maintains corneal epithelial stem cells in an undifferentiated state or promotes the formation of colonies thereby, and function that protects corneal epithelium.
    Type: Grant
    Filed: August 3, 2016
    Date of Patent: June 14, 2022
    Assignees: OSAKA UNIVERSITY, ROHTO PHARMACEUTICAL CO., LTD.
    Inventors: Kohji Nishida, Ryuuhei Hayashi, Yoichi Honma, Toru Okubo, Shun Shibata
  • Patent number: 11331390
    Abstract: The first aspect of the present invention relates to an ophthalmic composition comprising (A) one or more kinds selected from the group consisting of terpenoid, a tocopherol, and a benzyl ammonium compound and a salt thereof, wherein the ophthalmic composition is contained in a container in which a portion or the whole of a part coming into contact with the ophthalmic composition is formed from a resin containing a cyclic olefin. The second aspect of the present invention relates to an ophthalmic composition comprising (A2) a surface active component and (B2) a buffer, wherein the ophthalmic composition is contained in a container in which a portion or the whole of a part coming into contact with the ophthalmic composition is formed from a resin containing a cyclic olefin.
    Type: Grant
    Filed: April 21, 2017
    Date of Patent: May 17, 2022
    Assignee: ROHTO PHARMACEUTICAL CO., LTD.
    Inventor: Yasuko Matsumura
  • Patent number: 11273437
    Abstract: Provided is a cell treatment apparatus that includes: an isolator; a disposal box that includes a storage part; and a decontamination unit, wherein the disposal box includes: a first opening and closing device that is configured to allow the isolator and the storage part to be communicated with each other at the time of disposal of the waste product and allow them to be shut off from each other after the putting-in of the waste product and before the disposal of the same; and a second opening and closing device that is configured to allow the storage part and the outside to be communicated with each other at the time of disposal of the waste product, which has been put into the storage part, and allow them to be shut off from each other after the disposal of the waste product.
    Type: Grant
    Filed: October 19, 2016
    Date of Patent: March 15, 2022
    Assignee: Rohto Pharmaceutical Co., Ltd.
    Inventors: Tetsuo Koike, Masahiro Takimoto, Yoshiki Yagi
  • Patent number: 11253550
    Abstract: The purpose of the present invention is to provide a novel therapeutic agent for liver disease. The present invention is a mesenchymal stem cell characterized by high expression of the Tissue Factor Pathway Inhibitor (TFPI). It is preferable that the mesenchymal stem cell is allogeneic and is derived from a fatty tissue. Moreover, the present invention includes a therapeutic agent for liver disease containing the mesenchymal stem cell.
    Type: Grant
    Filed: February 22, 2018
    Date of Patent: February 22, 2022
    Assignee: ROHTO PHARMACEUTICAL CO., LTD.
    Inventors: Yui Ueno, Hidenori Nonaka
  • Patent number: 11179420
    Abstract: An object of the present invention is to provide novel mesenchymal stem cells demonstrating superior therapeutic effects for various diseases, a novel pharmaceutical composition containing the mesenchymal stem cells, and methods for preparing these. The present invention provides mesenchymal stem cells expressing at least one cell surface marker selected from the group consisting of CD201, CD46, CD56, CD147 and CD165. The mesenchymal stem cells expressing such a specific marker are positive for CD29, CD73, CD90, CD105 and CD166, and maintain an undifferentiated state.
    Type: Grant
    Filed: April 27, 2017
    Date of Patent: November 23, 2021
    Assignee: ROHTO PHARMACEUTICAL CO., LTD.
    Inventors: Yoshifumi Ikeyama, Eiko Uno, Masayo Yumoto, Mihoko Yoshino, Xuan Trung Ngo, Hiroyuki Nishida, Akiko Uetani
  • Patent number: 11167889
    Abstract: The present invention relates to a squeeze bottle integrally including a container body including a housing portion for housing a liquid composition and a spout connected to the housing portion; and a lid joined to the container body so as to seal an opening of the spout, in which the container body contains a resin containing cyclic olefins and polyethylenes.
    Type: Grant
    Filed: April 13, 2018
    Date of Patent: November 9, 2021
    Assignee: ROHTO PHARMACEUTICAL CO., LTD.
    Inventors: Naohiro Ikeda, Hiroyuki Koshiro
  • Patent number: 11166938
    Abstract: Provided is an external composition excellent in stability and impression from use. An external composition containing (A) at least one member selected from the group consisting of ascorbic acid and salts of ascorbic acid, (B) at least one member selected from the group consisting of 3-O-ethylascorbic acid, salts of 3-O-ethylascorbic acid, and hydroxylated lecithin, and (C) polyethylene glycol is prepared.
    Type: Grant
    Filed: June 28, 2017
    Date of Patent: November 9, 2021
    Assignee: ROHTO PHARMACEUTICAL CO., LTD.
    Inventors: Masatoshi Haga, Yuya Hayashi
  • Patent number: 11103464
    Abstract: The present invention relates to an aqueous composition for ophthalmological use or otolaryngological use, the aqueous composition containing: (A) a petrolatum; and two or more (B) nonionic surfactants.
    Type: Grant
    Filed: November 28, 2014
    Date of Patent: August 31, 2021
    Assignee: Rohto Pharmaceutical Co., Ltd.
    Inventors: Satoshi Yamaguchi, Kazuhiro Tsuji
  • Publication number: 20210128353
    Abstract: Provided is a surgical tool for ophthalmology that includes a nozzle portion capable of sucking a liquid, in which the nozzle portion includes an inner tube which is provided with an inner through-hole allowing the liquid to pass therethrough and an outer tube which accommodates the inner tube and is provided with an outer through-hole allowing the liquid to pass therethrough, in which the outer tube and the inner tube are disposed to be relatively movable, and in which the outer through-hole and the inner through-hole are disposed so that an overlapping region is changeable by the relative movement of the outer tube and the inner tube.
    Type: Application
    Filed: December 25, 2017
    Publication date: May 6, 2021
    Applicant: Rohto Pharmaceutical Co., Ltd.
    Inventors: Tsutomu Yabe, Atsuo Ishii
  • Publication number: 20210046122
    Abstract: The present invention addresses the problem of providing a novel therapeutic agent that is effective against diseases involving stratified squamous epithelial cells such as dry eye syndrome. The present invention is an agent for promoting normal differentiation/maturation of stratified squamous epithelial cells, which comprises a secretion of mesenchymal stem cells. It is preferable that the secretions not include animal serum, that the mesenchymal stem cells be adipose-derived mesenchymal stem cells, umbilical cord-derived mesenchymal stem cells, or bone marrow-derived mesenchymal stem cells, and that the stratified squamous epithelial cells be at least one selected from the group consisting of corneal epithelial cells, conjunctival epithelial cells, epidermal keratinocytes, oral epithelial cells, epiglottic epithelial cells, esophageal epithelial cells, vaginal epithelial cells, vocal fold epithelial cells, nasal epithelial cells, and nasal vestibular epithelial cells.
    Type: Application
    Filed: January 11, 2019
    Publication date: February 18, 2021
    Applicants: OSAKA UNIVERSITY, ROHTO PHARMACEUTICAL CO., LTD.
    Inventors: Kohji NISHIDA, Ryuhei HAYASHI, Shun SHIBATA, Toru OKUBO, Yoichi HONMA
  • Publication number: 20210038616
    Abstract: A solid oily external composition including at least one selected from the group consisting of (A) a steroid compound and an antihistamine is smoothly applicable onto a skin or a mucous membrane. The composition can be a stick-shaped solid composition. The content of the steroid compound (A) can be 0.0001 to 5% by weight relative to the total amount of the composition, and the content of the antihistamine (B) can be 0.01 to 5% by weight relative to the total amount of the composition.
    Type: Application
    Filed: March 29, 2019
    Publication date: February 11, 2021
    Applicant: ROHTO PHARMACEUTICAL CO., LTD.
    Inventors: Noriko OHTA, Junko MARUKAWA
  • Patent number: 10842875
    Abstract: The inventive ophthalmic composition comprises: (A) polyvinyl pyrrolidone K90; and (B) at least one selected from the group consisting of an oil component, a grease component and polyethylene glycol. The ophthalmic composition alleviates a sticky sensation to ensure an excellent use sensation.
    Type: Grant
    Filed: November 22, 2016
    Date of Patent: November 24, 2020
    Assignee: ROHTO PHARMACEUTICAL CO., LTD.
    Inventors: Aki Kiyomiya, Takahiro Kurose, Atsuko Nakata, Xiang Zheng
  • Patent number: 10835572
    Abstract: An object of the present invention is to provide an external use composition having a novel composition that has a superior effect promoting collagen production and is able to suppress, prevent or improve wrinkles and sagging of the skin with aging. The present invention relates to an external use composition for anti-aging, comprising (A) a lipopeptide represented by the following formula (1), or a pharmaceutically acceptable salt thereof: (wherein, R1 represents a saturated aliphatic group, or aliphatic group having a single unsaturated bond, having 9 to 19 carbon atoms, and m represents 0 or 1).
    Type: Grant
    Filed: June 30, 2015
    Date of Patent: November 17, 2020
    Assignee: ROHTO PHARMACEUTICAL CO., LTD.
    Inventors: Masatoshi Haga, Keiko Oyamada, Rumi Matsushita, Yuya Hayashi, Kyoko Nakajima, Yuko Kouda
  • Patent number: 10761087
    Abstract: The existent therapeutic drugs for CNV are merely pharmaceuticals for a symptomatic therapy, and therapeutic drugs for radical cure are strongly demanded. Also, a therapeutic drug for Dry AMD does not exist, and therapeutic drugs for radical cure are strongly demanded. The present invention provides a prophylactic and/or therapeutic agent for choroidal neovascularization, containing a compound having an activity of suppressing epithelial-mesenchymal transition in retinal pigment epithelial cells, as an active ingredient. Also, the present invention provides a drusen suppressor comprising a compound having an activity of suppressing epithelial-mesenchymal transition in retinal pigment epithelial cells, as an active ingredient.
    Type: Grant
    Filed: December 16, 2016
    Date of Patent: September 1, 2020
    Assignees: LINK GENOMICS, INC., ROHTO Pharmaceutical Co., Ltd.
    Inventors: Shinichiro Niwa, Dai Ogura, Hidemi Mizunuma, Yoko Arai, Takahiro Kurose, Yoshihiro Takai, Yoko Mitsuguchi, Mariyo Moriya
  • Publication number: 20200171092
    Abstract: The purpose of the present invention is to provide a therapeutic agent for dilated cardiomyopathy disease which produces excellent effects in the treatment of dilated cardiomyopathy (DCM) and provides a given benefit to a large number of patients. The present invention is a therapeutic agent for dilated cardiomyopathy comprising at least one selected from the group consisting of mesenchymal stem cell and microparticles derived from the mesenchymal stem cell. It is preferable that the mesenchymal stem cell is a cell having the ability to contain or secrete microparticles, that the microparticles have an average particle size of 1000 nm or less, and that they are exosomes.
    Type: Application
    Filed: May 8, 2018
    Publication date: June 4, 2020
    Applicants: OSAKA UNIVERSITY, ROHTO PHARMACEUTICAL CO., LTD.
    Inventors: Yoshiki Sawa, Shigeru Miyagawa, Daisuke Kajita, Hayato Kurata, Kotoe Tamada, Hiroyuki Nishida
  • Publication number: 20200122898
    Abstract: The present invention relates to a squeeze bottle integrally including a container body including a housing portion for housing a liquid composition and a spout connected to the housing portion; and a lid joined to the container body so as to seal an opening of the spout, in which the container body contains a resin containing cyclic olefins and polyethylenes.
    Type: Application
    Filed: April 13, 2018
    Publication date: April 23, 2020
    Applicant: Rohto Pharmaceutical Co., Ltd.
    Inventors: Naohiro Ikeda, Hiroyuki Koshiro
  • Publication number: 20200108099
    Abstract: The purpose of the present invention is to provide a novel treatment agent for pulmonary fibrosis for which there is currently no effective drug therapy established. The present invention is a therapeutic agent for pulmonary fibrosis containing mesenchymal stem cells. The pulmonary fibrosis is preferably usual interstitial pneumonia (UIP) or idiopathic pulmonary fibrosis (IPF). Also, the mesenchymal stem cells are preferably derived from adipose tissue or are allogeneic.
    Type: Application
    Filed: February 9, 2018
    Publication date: April 9, 2020
    Applicants: ROHTO PHARMACEUTICAL CO., LTD., Public University Corporation Nara Medical University
    Inventors: Tetsuo Furuno, Toshihiro Ito, Hiroshi Kimura, Masanori Yoshikawa, Makiko Sawada
  • Patent number: D882075
    Type: Grant
    Filed: August 28, 2018
    Date of Patent: April 21, 2020
    Assignee: Rohto Pharmaceutical Co., Ltd.
    Inventor: Shigehiko Kokubo
  • Patent number: D903861
    Type: Grant
    Filed: April 28, 2020
    Date of Patent: December 1, 2020
    Assignee: Rohto Pharmaceutical Co., Ltd.
    Inventors: Chiyoko Otsu, Takashi Hamada