Akiyoshi Sugawara

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Continuous forming device of fiber reinforced plastic square pipe
- Patent number 6,601,627
- Issue date Aug 5, 2003
- Jamco Corporation
- Toru Kasai
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Heating roller
- Patent number 6,191,395
- Issue date Feb 20, 2001
- Jamco Corporation
- Toru Kasai
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE

Patents Applicationslast 30 patents

Information Patent Application
Continuous forming device of FRP square pipe
- Publication number 20020000295
- Publication date Jan 3, 2002
- Jamco Corporation
- Toru Kasai
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL