Hideo Yoshikawa

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Patents Grantslast 30 patents

Information Patent Grant
Melting and holding furnace for aluminum blocks
- Patent number 6,549,558
- Issue date Apr 15, 2003
- Nippon Crucible Co., Ltd.
- Tamio Okada
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Continuous melting apparatus for low-melting point metal, improved...
- Patent number 5,810,907
- Issue date Sep 22, 1998
- Nippon Crucible Co., Ltd.
- Tamio Okada
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Noise reductive resin muffler for exhaust system in combustion engine
- Patent number 5,052,513
- Issue date Oct 1, 1991
- Showa Denko Kabushiki Kaisha
- Hideo Yoshikawa
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS

Patents Applicationslast 30 patents

Information Patent Application
VALUABLE METAL RECOVERY APPARATUS
- Publication number 20140151943
- Publication date Jun 5, 2014
- NIPPON CRUCIBLE CO., LTD.
- Tamio Okada
- F27 - FURNACES KILNS OVENS RETORTS
Information Patent Application
Apparatus And Method For Heating Treatment
- Publication number 20070289508
- Publication date Dec 20, 2007
- Tamio Okada
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...