Masumi Koishi

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Sagamihara, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for increasing the proportion of a crystalline organic compo...
- Patent number 5,336,271
- Issue date Aug 9, 1994
- Nara Machinery Co., Ltd.
- Takafumi Ishizaka
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Magnesium aluminometasilicate coated composite powder and use thereof
- Patent number 5,182,103
- Issue date Jan 26, 1993
- Shiseido Company, Ltd.
- Toshihiko Nakane
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Composite powder and production process
- Patent number 5,122,418
- Issue date Jun 16, 1992
- Shiseido Company Ltd.
- Toshihiko Nakane
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Method of improving quality of surface of solid particles and appar...
- Patent number 4,915,987
- Issue date Apr 10, 1990
- Nara Machinery Co., Ltd.
- Yorioki Nara
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Skin cleansing preparation
- Patent number 4,309,411
- Issue date Jan 5, 1982
- Kabushiki Kaisha Kishohin Kagaku Kaiho Kenkyusho
- Hiroshi Toida
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE