Toshio Kiyokawa

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Ako-shi Hyogo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Phosphorus-containing coated magnesium oxide powder, method for pro...
- Patent number 7,393,885
- Issue date Jul 1, 2008
- Tateho Chemical Industries Co., Ltd.
- Toshio Kiyokawa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Magnesium oxide particle aggregate
- Patent number 6,835,250
- Issue date Dec 28, 2004
- Tateho Chemical Industries Co., Ltd.
- Yutaka Hiratsu
- C21 - METALLURGY OF IRON

Patents Applicationslast 30 patents

Information Patent Application
Phosphorus-containing coated magnesium oxide powder, method for pro...
- Publication number 20070184269
- Publication date Aug 9, 2007
- TATEHO CHEMICAL INDUSTRIES CO., LTD.
- Toshio Kiyokawa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Spherical Coated Magnesium Oxide Powder, Method for Producing the S...
- Publication number 20060286295
- Publication date Dec 21, 2006
- Toshio Kiyokawa
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Magnesium oxide particle aggrerate
- Publication number 20030136467
- Publication date Jul 24, 2003
- Yutaka Hiratsu
- C21 - METALLURGY OF IRON