Yuji Kamiji

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Yokkaichi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Process for producing multilayer molded article
- Patent number 6,280,678
- Issue date Aug 28, 2001
- Sumitomo Chemical Company Limited
- Takahisa Hara
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Method for making a multilayer molded article
- Patent number 5,783,133
- Issue date Jul 21, 1998
- Sumitomo Chemical Company, Limited
- Takahisa Hara
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Gas-assisted injection molding process for producing hollow molded...
- Patent number 5,277,865
- Issue date Jan 11, 1994
- Sumitomo Chemical Company, Limited
- Takahisa Hara
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL