Masakazu Ohkita

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Osaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for preparing rare-earth system sintered magnet
- Patent number 6,187,259
- Issue date Feb 13, 2001
- Sumitomo Special Metals Co., Ltd.
- Osamu Yamashita
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Powder mixture for use in compaction to produce rare earth iron sin...
- Patent number 5,527,504
- Issue date Jun 18, 1996
- Sumitomo Metal Industries, Ltd.
- Yoshihisa Kishimoto
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Powder mixture for use in compaction to produce rare earth iron sin...
- Patent number 5,486,224
- Issue date Jan 23, 1996
- Sumitomo Metal Industries, Ltd.
- Yoshihisa Kishimoto
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Radiation curable primer coating compositions
- Patent number 5,279,864
- Issue date Jan 18, 1994
- Sumitomo Metal Industries, Ltd.
- Masakazu Ohkita
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...