Shinichi Nishiyama

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Ibaraki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of manufacturing a pipe coated with a resin layer on the inn...
- Patent number 5,356,665
- Issue date Oct 18, 1994
- Hitachi Cable, Ltd.
- Kuniaki Seki
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Pipe coated with a resin layer on the inner surface thereof
- Patent number 5,207,248
- Issue date May 4, 1993
- Hitachi Cable, Ltd.
- Kuniaki Seki
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...