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Akitoshi Hiraki
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Kumagaya, JP
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last 30 patents
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Patent Grant
Sputtering titanium target assembly and producing method thereof
Patent number
5,807,443
Issue date
Sep 15, 1998
Hitachi Metals, Ltd.
Kaoru Masuda
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Target for reactive sputtering and film-forming method using the ta...
Patent number
5,489,367
Issue date
Feb 6, 1996
Hitachi Metals, Ltd.
Kunichika Kubota
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Sputtering target
Patent number
5,320,729
Issue date
Jun 14, 1994
Hitachi, Ltd.
Yasunori Narizuka
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Titanium-tungsten target material and manufacturing method thereof
Patent number
5,306,569
Issue date
Apr 26, 1994
Hitachi Metals, Ltd.
Akitoshi Hiraki
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Titanium-tungsten target material and manufacturing method thereof
Patent number
5,298,338
Issue date
Mar 29, 1994
Hitachi Metals, Ltd.
Akitoshi Hiraki
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Titanium-tungsten target material for sputtering and manufacturing...
Patent number
5,160,534
Issue date
Nov 3, 1992
Hitachi Metals Ltd.
Akitoshi Hiraki
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Method of producing neodymium-iron-boron permanent magnet
Patent number
4,837,109
Issue date
Jun 6, 1989
Hitachi Metals, Ltd.
Masaaki Tokunaga
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...