Tadashi Hamachi

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Chiba Prefecture, JP

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Patents Grantslast 30 patents

Information Patent Grant
Polyorganosiloxane emulsion composition and a cosmetic material mad...
- Patent number 7,300,648
- Issue date Nov 27, 2007
- Dowecorning Toray Silicone, Co., Ltd.
- Tadashi Hamachi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Cosmetic raw material cosmetic product and method for manufacturing...
- Patent number 6,280,748
- Issue date Aug 28, 2001
- Dow Corning Toray Silicone, Ltd.
- Yoshitsugu Morita
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Cosmetic raw materials, cosmetic products, and methods of manufactu...
- Patent number 6,238,656
- Issue date May 29, 2001
- Dow Corning Toray Silicone Corporation, Ltd.
- Yoshitsugu Morita
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Cured silicone powder and method of preparation
- Patent number 5,840,831
- Issue date Nov 24, 1998
- Dow Corning Toray Silicone Co., Ltd.
- Tadashi Hamachi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Organopolysiloxane gum emulsion
- Patent number 5,633,303
- Issue date May 27, 1997
- Dow Corning Toray Silicone Co., Ltd.
- Hidetoshi Kondo
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
Polyorganosiloxane emulsion composition and a cosmetic material mad...
- Publication number 20040138373
- Publication date Jul 15, 2004
- Tadashi Hamachi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Polyorganosiloxane emulsions,process for producing the same and mat...
- Publication number 20040091438
- Publication date May 13, 2004
- Masaru Ozaki
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...