Ritsuko Yamazaki

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Patents Grantslast 30 patents

Information Patent Grant
Nanofiber laminate sheet
- Patent number 9,125,811
- Issue date Sep 8, 2015
- Kao Corporation
- Takehiko Tojo
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Disintegrating particles and cleanser or detergent composition
- Patent number 6,294,509
- Issue date Sep 25, 2001
- Kao Corporation
- Zenbei Meiwa
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Skin cleansing sheet
- Patent number 5,980,924
- Issue date Nov 9, 1999
- Kao Corporation
- Ritsuko Yamazaki
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Aqueous gel cleanser comprising fatty acid ester of peg as nonionic...
- Patent number 5,756,437
- Issue date May 26, 1998
- Kao Corporation
- Ritsuko Yamazaki
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
NANOFIBER LAMINATE SHEET
- Publication number 20130142852
- Publication date Jun 6, 2013
- KAO CORPORATION
- Takehiko Tojo
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Skin cleansing composition
- Publication number 20060269503
- Publication date Nov 30, 2006
- KAO CORPORATION
- Ritsuko Yamazaki
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Skin cleansing composition
- Publication number 20040136942
- Publication date Jul 15, 2004
- KAO CORPORATION
- Ritsuko Yamazaki
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
DISINTEGRATING PARTICLES AND CLEANSER OR DETERGENT COMPOSITION
- Publication number 20010029243
- Publication date Oct 11, 2001
- ZENBEI MEIWA
- C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...