Hiroki Kawai

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Powder fluidized bed and coating method utilizing a circulating pow...
- Patent number 6,245,391
- Issue date Jun 12, 2001
- Nihon Parkerizing Co., Ltd.
- Hiroki Kawai
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information Patent Grant
Method of foaming a foamable composition in a sealed sack
- Patent number 4,552,601
- Issue date Nov 12, 1985
- Sumitomo Corporation
- Yutaka Hirano
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL