Yozaburo Osawa

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Saitama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Collapsible material, placement rack, incineration method, lost-wax...
- Patent number 8,250,994
- Issue date Aug 28, 2012
- Kazo Shirasaki
- Kazuo Shirasaki
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES

Patents Applicationslast 30 patents

Information Patent Application
COLLAPSIBLE MATERIAL, PLACEMENT RACK, INCINERATION METHOD, LOST-WAX...
- Publication number 20100229769
- Publication date Sep 16, 2010
- Kazuo Shirasaki
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES