Hajime Kojima

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Hirakata, JP

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Patents Grantslast 30 patents

Information Patent Grant
Process of preparing a ferritic alloy with a wear-resistive alumina...
- Patent number 5,156,805
- Issue date Oct 20, 1992
- Matsushita Electric Works, Ltd.
- Junji Imai
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Method and apparatus for forming a metal sheet having a concave-con...
- Patent number 4,867,223
- Issue date Sep 19, 1989
- Matsushita Electric Works, Ltd.
- Syuusuke Matsumura
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Method and apparatus for manufacturing resin-impregnated sheet mate...
- Patent number 4,737,383
- Issue date Apr 12, 1988
- Matsushita Electric Works, Ltd.
- Toshiyuki Matsumae
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Column-to-beam connector
- Patent number 4,398,841
- Issue date Aug 16, 1983
- Matsushita Electric Works, Ltd.
- Hajime Kojima
- E04 - BUILDING
Information Patent Grant
Method of fabricating rotor coil for coreless motors
- Patent number 4,110,901
- Issue date Sep 5, 1978
- Matsushita Electric Works, Ltd.
- Yoshimitsu Nakamura
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Coreless motor
- Patent number 4,103,196
- Issue date Jul 25, 1978
- Matsushita Electric Works, Ltd.
- Yutaka Saito
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER