Makoto Ushijima

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Tochigi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Heat-treating furnace with magnetic field and heat treatment method...
- Patent number 6,833,107
- Issue date Dec 21, 2004
- Hitachi Metals, Ltd.
- Yoshihiko Kuriyama
- C21 - METALLURGY OF IRON
Information Patent Grant
Method of producing a fly-type composite magnetic head with appropr...
- Patent number 5,086,553
- Issue date Feb 11, 1992
- Hitachi Metals, Ltd.
- Ryo Goto
- G11 - INFORMATION STORAGE
Information Patent Grant
Flying-type composite magnetic head with appropriate bonding glasse...
- Patent number 5,016,129
- Issue date May 14, 1991
- Hitachi Metals, Ltd.
- Ryo Goto
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic core for flying-type composite magnetic head
- Patent number 4,999,726
- Issue date Mar 12, 1991
- Hitachi Metals, Ltd.
- Ryo Goto
- G11 - INFORMATION STORAGE
Information Patent Grant
Non-magnetic part in magnetic head assembly
- Patent number 4,667,259
- Issue date May 19, 1987
- Hitachi Metals, Ltd.
- Noriaki Uchida
- G11 - INFORMATION STORAGE
Information Patent Grant
Permanent magnet alloys
- Patent number 4,134,756
- Issue date Jan 16, 1979
- Hitachi Metals, Ltd.
- Makoto Ushijima
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Patents Applicationslast 30 patents

Information Patent Application
Heat-treating furnace with magnetic field and heat treatment method...
- Publication number 20020182557
- Publication date Dec 5, 2002
- HITACHI METALS, LTD
- Yoshihiko Kuriyama
- C21 - METALLURGY OF IRON