Ryota Miyoshi

Person

Saitama, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Cosmetic products containing a soluble glass
- Patent number 5,766,611
- Issue date Jun 16, 1998
- Ishizuka Garasu Kabushiki Kaisha
- Fujio Shimono
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Organosilicon-treated pigment, process for production thereof, and...
- Patent number 5,458,681
- Issue date Oct 17, 1995
- Miyoshi Kasei Co., Ltd.
- Yukio Hasegawa
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Organosilicon-treated pigment, process for production thereof, and...
- Patent number 5,368,639
- Issue date Nov 29, 1994
- Miyoshi Kasei Co., Ltd.
- Yukio Hasegawa
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Cosmetic products containing a soluble glass
- Patent number 5,290,544
- Issue date Mar 1, 1994
- Ishizuka Garasu Kabushiki Kaisha
- Fujio Shimono
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Moisture holding pigment and a cosmetic containing such a pigment
- Patent number 5,091,013
- Issue date Feb 25, 1992
- Miyoshi Kasei Co., Ltd.
- Ryota Miyoshi
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Polyolefin-treated pigment and cosmetics containing the same
- Patent number 4,919,922
- Issue date Apr 24, 1990
- Miyoshi Kasei Co. Ltd.
- Ryota Miyoshi
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Surface-treated pigment material
- Patent number 4,863,800
- Issue date Sep 5, 1989
- Miyoshi Kasei Co., Ltd.
- Ryota Miyoshi
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Pigments and extender pigments which are surface-treated with hydro...
- Patent number 4,622,074
- Issue date Nov 11, 1986
- Miyoshi Kasei Co., Ltd.
- Ryota Miyoshi
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Cosmetic composition
- Patent number 4,606,914
- Issue date Aug 19, 1986
- Miyoshi Kasei Co., Ltd.
- Ryota Miyoshi
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Ryota Miyoshi

Person

Patents Grantslast 30 patents

Cosmetic products containing a soluble glass

Organosilicon-treated pigment, process for production thereof, and...

Organosilicon-treated pigment, process for production thereof, and...

Cosmetic products containing a soluble glass

Moisture holding pigment and a cosmetic containing such a pigment

Polyolefin-treated pigment and cosmetics containing the same

Surface-treated pigment material

Pigments and extender pigments which are surface-treated with hydro...

Cosmetic composition