Patents by Inventor Junko Ishikawa

Junko Ishikawa 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: 20240130410
    Abstract: An emulsified composition containing methyl cellulose, a starch material, edible oil or fat, and an emulsifying material, in which the emulsifying material contains protein, and the starch material is one or two kinds selected from the group consisting of a component (A) and a component (B) below. component (A): a powdery material satisfying the following conditions (1) to (4), (1) a starch content is equal to or more than 75% by mass, (2) a low molecular weight starch (a peak molecular weight of equal to or more than 3×103 and equal to or less than 5×104) having an amylose content of equal to or more than 5% by mass is included, a content of the low molecular weight starch being equal to or more than 3% by mass and equal to or less than 45% by mass, (3) a degree of swelling in cold water at 25° C. is equal to or more than 5 and equal to or less than 20, and (4) a content under a sieve with openings of 3.35 mm and on a sieve with openings of 0.
    Type: Application
    Filed: February 25, 2022
    Publication date: April 25, 2024
    Inventors: Koji SAGARA, Junko ARAI, Chihiro ISHIKAWA
  • Publication number: 20240115546
    Abstract: A novel target molecule for pruritus was found, and a novel means for eliminating pruritus is provided.
    Type: Application
    Filed: November 24, 2023
    Publication date: April 11, 2024
    Applicant: KAO CORPORATION
    Inventors: Tomohiro MATSUMOTO, Masafumi YOKOTA, Junko ISHIKAWA, Mitsutoshi TOMINAGA, Kenji TAKAMORI
  • Publication number: 20230235399
    Abstract: Provided are a marker for detecting atopic dermatitis, and a method for detecting atopic dermatitis using the marker. The method for detecting atopic dermatitis in a test subject comprises a step of measuring an expression level of a gene or an expression product thereof contained in a biological sample collected from the test subject.
    Type: Application
    Filed: April 28, 2021
    Publication date: July 27, 2023
    Applicant: KAO CORPORATION
    Inventors: Satoko FUKAGAWA, Kyoko SHIMA, Naoto TAKADA, Takayoshi INOUE, Junko ISHIKAWA, Tetsuya KUWANO
  • Patent number: 11193941
    Abstract: To provide a method for quickly and accurately evaluating a condition of skin dryness and a method for efficiently searching a substance to improve dry skin. A method for evaluating a condition of skin dryness, the method comprising measuring the expression levels of AGR2 and/or AGR3 in skin cells collected from subjects.
    Type: Grant
    Filed: May 8, 2015
    Date of Patent: December 7, 2021
    Assignee: KAO CORPORATION
    Inventors: Shotaro Ito, Junko Ishikawa
  • Publication number: 20190302133
    Abstract: A method of evaluating the health of skin, containing the steps of: preparing a lipid sample from a collected sample of a stratum corneum of a test subject; quantitatively determining respective contents of one kind of ceramide component A and one kind of ceramide component B included in the prepared lipid sample prepared from a collected sample of a stratum corneum of the test subject; calculating the content ratio of the quantitatively determined content of the ceramide component A to the quantitatively determined content of the ceramide component B; and evaluating the health of the skin of the test subject from the calculated content ratio; wherein the ceramide component A is selected from the group consisting of a non-hydroxyacyl-phytosphingosine ceramide, a non-hydroxyacyl-6-hydroxysphingosine ceramide component, an esterified ?-hydroxyacyl-6-hydroxysphingosine ceramide component and an esterified ?-hydroxyacyl-phytosphingosine ceramide component; and the ceramide component B is selected from the gro
    Type: Application
    Filed: December 27, 2016
    Publication date: October 3, 2019
    Applicant: KAO CORPORATION
    Inventors: Junko ISHIKAWA, Urara YOKOSE, Kyoko SHIMA, Yuki MOROKUMA
  • Patent number: 10064800
    Abstract: A transglutaminase activator containing at least one kind selected from the group consisting of an extract from Justicia procumbens, an extract from Peristrophe japonica, and a compound represented by Formula (1), as an active ingredient: wherein R1 and R2 represent a hydrogen atom, a hydroxyl group, or an alkoxy group having 1 to 4 carbon atoms; R3 represents a hydrogen atom, or a group for forming a methylenedioxy group by bonding with R2; R4 and R5 represent a hydrogen atom, or a group for forming a methylenedioxy group by bonding with each other; R6 represents a hydrogen atom, a hydroxyl group, an alkoxy group having 1 to 5 carbon atoms, an acyloxy group having 1 to 4 carbon atoms, or a specific sugar residue.
    Type: Grant
    Filed: August 29, 2013
    Date of Patent: September 4, 2018
    Assignee: Kao Corporation
    Inventors: Junko Ishikawa, Shino Mitsunaga, Shi Chen, Akiko Kawasaki, Yoshiya Sugai, Yoshie Shimotoyodome, Naoki Oya
  • Publication number: 20170192015
    Abstract: To provide a method for quickly and accurately evaluating a condition of skin dryness and a method for efficiently searching a substance to improve dry skin. A method for evaluating a condition of skin dryness, the method comprising measuring the expression levels of AGR2 and/or AGR3 in skin cells collected from subjects.
    Type: Application
    Filed: May 8, 2015
    Publication date: July 6, 2017
    Applicant: KAO CORPORATION
    Inventors: Shotaro ITO, Junko ISHIKAWA
  • Patent number: 9682029
    Abstract: A ceramide production enhancer and a moisturizer containing, as an active ingredient, an extract of at least one plant selected from the group consisting of Chenopodium hybridum, Melia toosendan, Indigofera tinctoria, Cirsium japonicum, Catalpa ovata, and Tagetes erecta, or a compound represented by the following Formula (1): wherein, R represents an acyl group having 1 to 5 carbon atom(s).
    Type: Grant
    Filed: August 5, 2016
    Date of Patent: June 20, 2017
    Assignee: Kao Corporation
    Inventors: Yoshie Shimotoyodome, Shotaro Ito, Yoshiya Sugai, Hiroshi Hashimoto, Junko Ishikawa
  • Publication number: 20160338933
    Abstract: A ceramide production enhancer and a moisturizer containing, as an active ingredient, an extract of at least one plant selected from the group consisting of Chenopodium hybridum, Melia toosendan, Indigofera tinctoria, Cirsium japonicum, Catalpa ovata, and Tagetes erecta, or a compound represented by the following Formula (1): wherein, R represents an acyl group having 1 to 5 carbon atom(s).
    Type: Application
    Filed: August 5, 2016
    Publication date: November 24, 2016
    Applicant: Kao Corporation
    Inventors: Yoshie SHIMOTOYODOME, Shotaro Ito, Yoshiya Sugai, Hiroshi Hashimoto, Junko Ishikawa
  • Patent number: 9445987
    Abstract: A ceramide production enhancer and a moisturizer containing, as an active ingredient, an extract of at least one plant selected from the group consisting of Chenopodium hybridum, Melia toosendan, Indigofera tinctoria, Cirsium japonicum, Catalpa ovate, and Tagetes erecta, or a compound represented by the following Formula (1): wherein, R represents an acyl group having 1 to 5 carbon atom(s).
    Type: Grant
    Filed: September 27, 2010
    Date of Patent: September 20, 2016
    Assignee: Kao Corporation
    Inventors: Yoshie Shimotoyodome, Shotaro Ito, Yoshiya Sugai, Hiroshi Hashimoto, Junko Ishikawa
  • Publication number: 20150238404
    Abstract: A transglutaminase activator containing at least one kind selected from the group consisting of an extract from Justicia procumbens, an extract from Peristrophe japonica, and a compound represented by Formula (1), as an active ingredient: wherein R1 and R2 represent a hydrogen atom, a hydroxyl group, or an alkoxy group having 1 to 4 carbon atoms; R3 represents a hydrogen atom, or a group for forming a methylenedioxy group by bonding with R2; R4 and R5 represent a hydrogen atom, or a group for forming a methylenedioxy group by bonding with each other; R6 represents a hydrogen atom, a hydroxyl group, an alkoxy group having 1 to 5 carbon atoms, an acyloxy group having 1 to 4 carbon atoms, or a specific sugar residue.
    Type: Application
    Filed: August 29, 2013
    Publication date: August 27, 2015
    Applicant: Kao Corporation
    Inventors: Junko Ishikawa, Shino Mitsunaga, Shi Chen, Akiko Kawasaki, Yoshiya Sugai, Yoshie Shimotoyodome, Naoki Oya
  • Publication number: 20120196841
    Abstract: A ceramide production enhancer and a moisturizer containing, as an active ingredient, an extract of at least one plant selected from the group consisting of Chenopodium hybridum, Melia toosendan, Indigofera tinctoria, Cirsium japonicum, Catalpa ovate, and Tagetes erecta, or a compound represented by the following Formula (1): wherein, R represents an acyl group having 1 to 5 carbon atom(s).
    Type: Application
    Filed: September 27, 2010
    Publication date: August 2, 2012
    Applicant: Kao Corporation
    Inventors: Yoshie Shimotoyodome, Shotaro Ito, Yoshiya Sugai, Hiroshi Hashimoto, Junko Ishikawa
  • Patent number: 7648714
    Abstract: This invention relates to a food containing a glycosylated ceramide and diacylglycerol. This food is capable of improving and enhancing the barrier function of skin and increasing water holding capacity of the skin.
    Type: Grant
    Filed: August 2, 2005
    Date of Patent: January 19, 2010
    Assignee: Kao Corporation
    Inventors: Junko Ishikawa, Yutaka Takagi, Tomoko Nomura
  • Publication number: 20060029643
    Abstract: This invention relates to a food containing a glycosylated ceramide and diacylglycerol. This food is capable of improving and enhancing the barrier function of skin and increasing water holding capacity of the skin.
    Type: Application
    Filed: August 2, 2005
    Publication date: February 9, 2006
    Applicant: KAO CORPORATION
    Inventors: Junko Ishikawa, Yutaka Takagi, Tomoko Nomura
  • Patent number: 6329409
    Abstract: The invention relates to an amine derivative represented by the general formula (1): wherein R1 is a C1-C30 hydrocarbon group which may be interrupted by an ether linkage, with the proviso that phenyl and benzyl groups are excluded; one of A and B is and the other of them is —OR4; R2 and R3 are individually H, amidino group, alkanoyl group, C1-C20 hydrocarbon group, or the like; R4 and R5 are individually H, phosphoryl group, or the like, and an external skin care composition containing the same. The external skin care composition exhibits excellent preventing effects on aging of the skin, etc.
    Type: Grant
    Filed: March 14, 2001
    Date of Patent: December 11, 2001
    Assignee: KAO Corporation
    Inventors: Taketoshi Fujimori, Yukihiro Ohashi, Kazuhiko Higuchi, Junko Ishikawa, Takashi Kitahara
  • Patent number: 5885724
    Abstract: The present invention is a magnetic recording medium comprising a substrate and a magnetic layer, wherein said magnetic layer is coated on said substrate, said magnetic layer is an Fe--N--O magnetic layer, each of Fe content F.sub.1, N content N.sub.1 and O content O.sub.1 contained in said Fe--N--O magnetic layer satisfies respective requirements F.sub.1 =50-80 at. %, N.sub.1 =9-25 at. %, O.sub.1 =11-36 at. % and N.sub.1 <O.sub.1, and said magnetic layer exhibits a coercive force Hc in a horizontal direction ranging from 1200 to 2400 Oe. This magnetic recording medium exhibits excelleny C/N.
    Type: Grant
    Filed: August 14, 1996
    Date of Patent: March 23, 1999
    Assignee: Kao Corporation
    Inventors: Osamu Yoshida, Katsumi Endo, Noriyuki Kitaori, Katsumi Sasaki, Junko Ishikawa
  • Patent number: 5853871
    Abstract: A magnetic recording medium comprising a substrate, a magnetic layer, a protective layer and a lubricant layer, wherein the magnetic layer is coated on the substrate, the protective layer is coated on the magnetic layer, the lubricant layer is coated on the protective layer, the magnetic layer is an Fe--C--O metal magnetic layer containing Fe, C and O, the protective layer is a diamond-like carbon layer and the lubricant is a fluorine-contained lubricant. The magnetic recording medium using an inexpensive Fe as a magnetic material, has excellent electromagnetic conversion characteristic, durability, corrosion resistance and running capability.
    Type: Grant
    Filed: September 19, 1996
    Date of Patent: December 29, 1998
    Assignee: Kao Corporation
    Inventors: Noriyuki Kitaori, Osamu Yoshida, Katsumi Sasaki, Junko Ishikawa, Katsumi Endo
  • Patent number: 5817429
    Abstract: A magnetic recording medium comprising a substrate and a magnetic layer, wherein the magnetic layer is an Fe--N--O magnetic layer, and a distribution of N density in a depth direction of said Fe--N--O magnetic layer has a maximum value N1 in an intermediate layer section of said Fe--N--O magnetic layer, and the maximum value N1 ranges from 20 to 50 at. %, and an area where a density value is equal to or more than half of said maximum value N1 ranges from 100 to 500 .ANG. in a depth direction of said Fe--N--O magnetic layer. The magnetic recording medium has an excellent C/N.
    Type: Grant
    Filed: November 22, 1996
    Date of Patent: October 6, 1998
    Assignee: Kao Corporation
    Inventors: Junko Ishikawa, Noriyuki Kitaori, Osamu Yoshida, Katsumi Sasaki, Katsumi Endo
  • Patent number: 5800917
    Abstract: A magnetic recording medium comprising a substrate and a magnetic layer, wherein the magnetic layer is coated on the substrate, the magnetic layer is an Fe--C--O magnetic layer and has a oblique column structure, and an O concentration (at. %) Oc in a center part of the column and an O concentration (at. %) Os around a surface part of the column satisfy Oc<Os. The magnetic recording medium has an excellent S/N, and has excellent corrosion resistance and durability.
    Type: Grant
    Filed: September 23, 1996
    Date of Patent: September 1, 1998
    Assignee: Kao Corporation
    Inventors: Noriyuki Kitaori, Osamu Yoshida, Katsumi Sasaki, Junko Ishikawa, Katsumi Endo
  • Patent number: 5766781
    Abstract: A magnetic recording medium is disclosed which comprises a support having thereon a thin magnetic metal film comprising columns of magnetic metal grains grown obliquely, wherein each of said columns is bent having a curvature rate of 10% or more.
    Type: Grant
    Filed: January 25, 1996
    Date of Patent: June 16, 1998
    Assignee: Kao Corporation
    Inventors: Noriyuki Kitaori, Osamu Yoshida, Katsumi Sasaki, Junko Ishikawa