Masaki Katayama

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Chiyoda, JP

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Patents Grantslast 30 patents

Information Patent Grant
High tensile steel filament member for rubber product reinforcement
- Patent number 5,956,935
- Issue date Sep 28, 1999
- Tokyo Rope Manufacturing Co., Ltd.
- Masaki Katayama
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Rubber-reinforcing steel wires and method of manufacturing the same
- Patent number 5,173,341
- Issue date Dec 22, 1992
- Tokyo Rope Mfg. Co., Ltd.
- Nobuyoshi Shiratori
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...