Shoichi HIRAKAWA

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Tokyo, JP

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Patents Applicationslast 30 patents

Information Patent Application
DOWN-LIKE COTTON MATERIAL AND METHOD FOR PRODUCING THE SAME
- Publication number 20170013901
- Publication date Jan 19, 2017
- HIRAKAWA CORPORATION
- SHOICHI HIRAKAWA
- A41 - WEARING APPAREL
Information Patent Application
WATER GEL AND METHOD FOR MANUFACTURING THE SAME, AS WELL AS WATER R...
- Publication number 20120263899
- Publication date Oct 18, 2012
- Shoichi HIRAKAWA
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...