Tomohiro Yotabun

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Poured molten metal quantity control device
- Patent number 7,546,937
- Issue date Jun 16, 2009
- JFE Engineering Corporation
- Tsuneo Kondo
- C21 - METALLURGY OF IRON
Information Patent Grant
Nozzle plate for a sliding nozzle apparatus
- Patent number 7,290,685
- Issue date Nov 6, 2007
- Tokyo Yogyo Kabushiki Kaisha
- Tomohiro Yotabun
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Sliding nozzle plate
- Patent number D546849
- Issue date Jul 17, 2007
- Tokyo Yogyo Kabushiki Kaisha
- Tomohiro Yotabun
- D15 - Machines not elsewhere specified

Patents Applicationslast 30 patents

Information Patent Application
Sliding Nozzle Device and Pouring Device
- Publication number 20080272157
- Publication date Nov 6, 2008
- Tsuneo Kondo
- B22 - CASTING POWDER METALLURGY
Information Patent Application
Poured molten metal quantity control device
- Publication number 20070176335
- Publication date Aug 2, 2007
- Tsuneo Kondo
- C21 - METALLURGY OF IRON
Information Patent Application
Nozzle plate for a sliding nozzle apparatus
- Publication number 20050230886
- Publication date Oct 20, 2005
- Tokyo Yogyo Kabushiki Kaisha
- Tomohiro Yotabun
- B22 - CASTING POWDER METALLURGY