Toa Steel Co., Ltd.

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Steel gear
- Patent number 5,746,842
- Issue date May 5, 1998
- Toa Steel Co., Ltd.
- Toyoaki Eguchi
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method of cutting steel products in a rolling line
- Patent number 5,156,033
- Issue date Oct 20, 1992
- NKK Corporation
- Giichi Matsuo
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method for rapid direct cooling of a hot-rolled wire rod
- Patent number 5,146,759
- Issue date Sep 15, 1992
- Toa Steel Co., Ltd.
- Toyoaki Eguchi
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for direct patenting of a hot-rolled wire rod
- Patent number 5,125,987
- Issue date Jun 30, 1992
- Toa Steel Co., Ltd.
- Toyoaki Eguchi
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for transporting hot-rolled wire rod and apparatus therefor
- Patent number 5,052,124
- Issue date Oct 1, 1991
- Toa Steel Co., Ltd.
- Susumu Sekine
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Method for direct patenting of a hot-rolled wire rod
- Patent number 5,043,026
- Issue date Aug 27, 1991
- Toa Steel Co., Ltd.
- Toyoaki Eguchi

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