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Kanagawa, JP
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last 30 patents
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Patent Grant
Color picture tube with the fluorescent film of the red emission co...
Patent number
5,394,055
Issue date
Feb 28, 1995
Kasei Optonix
Hideo Tono
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Rare earth oxysulfide phosphor and high resolution cathode ray tube...
Patent number
5,387,836
Issue date
Feb 7, 1995
Kasei Optonix, Ltd.
Ryuji Adachi
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Method for producing surface treated phosphor particles
Patent number
5,368,886
Issue date
Nov 29, 1994
Kasei Optonix Ltd.
Hideo Tono
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Color cathode-ray tube, and surface-treated phosphor and method for...
Patent number
5,304,889
Issue date
Apr 19, 1994
Kasei Optonix Ltd.
Hideo Tono
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Method for preparing rare earth oxysulfide phosphor
Patent number
5,217,647
Issue date
Jun 8, 1993
Kasei Optonix, Ltd.
Hideo Tono
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Phosphors, method for treating the surface thereof and process for...
Patent number
5,200,250
Issue date
Apr 6, 1993
Kasei Optonix, Ltd.
Hideo Tono
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Method for treating a phosphor
Patent number
5,171,474
Issue date
Dec 15, 1992
Kasei Optonix, Ltd.
Hideo Tono
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Method for treating the surface of a phosphor
Patent number
5,167,990
Issue date
Dec 1, 1992
Kasei Optonix, Ltd.
Hideo Tono
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Phosphor having zinc oxide attached to its surface
Patent number
5,126,204
Issue date
Jun 30, 1992
Kasei Optonix, Ltd.
Hideo Tono
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Electron-beam existed display tube, the screen of which has a fluor...
Patent number
4,814,666
Issue date
Mar 21, 1989
Kasei Optonix, Ltd.
Kazuhito Iwasaki
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...