公开(公告)号：US20250032392A1

公开(公告)日：2025-01-30

申请号：US18559989

申请日：2022-05-30

Applicant: SHISEIDO COMPANY, LTD.

Inventor： Mika YOSHIMURA ,  Anna OKISHIMA ,  Takashi OKA ,  Hiroko SHIMIZU

IPC: A61K8/73 ,  A61Q19/00

Abstract: To provide a hyaluronate skin-penetrating cosmetic that allows a hyaluronate to penetrate into the skin without a complicated step such as composite formation of a hyaluronate.
A hyaluronate skin-penetrating cosmetic of the present disclosure contains a hyaluronate and an amphoteric surfactant.

公开(公告)号：US20240065962A1

公开(公告)日：2024-02-29

申请号：US18271521

申请日：2022-01-28

Applicant: Shiseido Company, Ltd.

Inventor： Anna OKISHIMA ,  Mika YOSHIMURA ,  Takashi OKA ,  Hiroko SHIMIZU

IPC: A61K8/73 ,  A61K8/19 ,  A61Q5/00 ,  A61Q19/00

CPC classification number: A61K8/735 ,  A61K8/19 ,  A61Q5/00 ,  A61Q19/00 ,  A61K2800/51 ,  A61K2800/546 ,  A61K2800/884

Abstract: To provide a cosmetic whose moisture-retaining property can be sufficiently secured even in cases where the cosmetic uses a hyaluronic acid compacted by neutralization of carboxyl groups of hyaluronic acid using a salt.
A cosmetic of the present disclosure comprises a first agent containing at least one salt selected from the group consisting of an inorganic salt and an organic acid salt, and hyaluronic acid; and a second agent for swelling the hyaluronic acid, the second agent containing a chelating agent.

公开(公告)号：US20250143993A1

公开(公告)日：2025-05-08

申请号：US18719582

申请日：2023-01-12

Applicant: SHISEIDO COMPANY, LTD.

Inventor： Mika YOSHIMURA

IPC: A61K8/49 ,  A61K8/44 ,  A61Q19/00

Abstract: A subject matter of the present disclosure is to a cosmetic capable of increasing the skin permeability of imidazolidinone derivatives and their salts.
A cosmetic of the present disclosure comprises at least one water-soluble agent selected from the group consisting of an imidazolidinone derivative of the following Formula 1: (wherein in Formula 1, R1 and R2 are each independently a hydrogen atom, a C1 to C4 linear or branched alkyl group having 0 to 3 hydroxyl groups, or a C3 to C7 cycloalkyl group having 0 to 5 hydroxyl groups) and a salt thereof; and at least one surfactant selected from the group consisting of an amino acid surfactant and a taurine surfactant.

公开(公告)号：US20220273545A1

公开(公告)日：2022-09-01

申请号：US17632131

申请日：2020-08-19

Applicant: SHISEIDO COMPANY, LTD.

Inventor： Takashi OKA ,  Hiroko SHIMIZU ,  Mika YOSHIMURA

IPC: A61K8/73 ,  A61Q19/00 ,  A61K8/02

Abstract: There is provided a cosmetic comprising a hyaluronic acid particle, which can maintain a non-invasively excellent moisture retaining property over a long period of time.
A cosmetic of the present disclosure comprises an aqueous medium, and a hyaluronic acid particle dispersed in the aqueous medium, wherein the average particle diameter of the hyaluronic acid particle is 200 nm or less.