Koichi TAMADA

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Hiroshima-shi, Hiroshima, JP

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Patents Grantslast 30 patents

Information Patent Grant
Screw of injection molding machine for foam molding, and injection...
- Patent number 12,138,836
- Issue date Nov 12, 2024
- The Japan Steel Works, Ltd.
- Akihiro Naito
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Screw of injection molding machine for foam molding and injection m...
- Patent number 11,504,891
- Issue date Nov 22, 2022
- The Japan Steel Works, Ltd.
- Akihiro Naito
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
SCREW OF INJECTION MOLDING MACHINE FOR FOAM MOLDING, AND INJECTION...
- Publication number 20220126494
- Publication date Apr 28, 2022
- THE JAPAN STEELWORKS, LTD.
- Akihiro NAITO
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
SCREW OF INJECTION MOLDING MACHINE FOR FOAM MOLDING AND INJECTION M...
- Publication number 20210178648
- Publication date Jun 17, 2021
- The Japan Steel Works, Ltd.
- Akihiro NAITO
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL