Naohisa Kumagai

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Ibaraki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Multilayered structure resin molded product and method of manufactu...
- Patent number 6,838,131
- Issue date Jan 4, 2005
- Canon Kabushiki Kaisha
- Daishi Saiki
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Multilayered structure resin molded product and method of manufactu...
- Publication number 20020015841
- Publication date Feb 7, 2002
- Daishi Saiki
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL