Kunji Yamamoto

Follow

Person

Tajimi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Vacuum-suction degassing apparatus
- Patent number 5,346,185
- Issue date Sep 13, 1994
- Tokyo Yogyo Kabushiki Kaisha
- Masamichi Sano
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Vacuum-suction degassing apparatus
- Patent number 5,324,487
- Issue date Jun 28, 1994
- Tokyo Yogyo Kabushiki Kaisha
- Masamichi Sano
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Vacuum-suction degassing method and an apparatus therefor
- Patent number 5,306,472
- Issue date Apr 26, 1994
- Tokyo Yogyo Kabushiki Kaisha
- Masamichi Sano
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Vacuum-suction degassing method and an apparatus therefor
- Patent number 5,167,698
- Issue date Dec 1, 1992
- Nobuo Miyagawa
- C21 - METALLURGY OF IRON