Yoshito Aruga

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Nagano-ken, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for preventing backflow of resin in injection apparatus
- Patent number 7,578,952
- Issue date Aug 25, 2009
- Nissei Plastic Industrial Co., Ltd.
- Fumio Shiozawa
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Method for preventing backflow of resin in injection apparatus
- Publication number 20060071370
- Publication date Apr 6, 2006
- Fumio Shiozawa
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL