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KASEI OPTONIX
JP77 patents
Top patents by PatentIndex Score
US6116866ASep 12, 2000
Reed valve for a pump
KASEI OPTONIX140 citations96
US5166456ANov 24, 1992
Luminescent phosphor composition
KASEI OPTONIX59 citations96
US4512911AApr 23, 1985
Phosphor
KASEI OPTONIX80 citations96
US4261854AApr 14, 1981
Phosphor
KASEI OPTONIX62 citations96
US5600202AFeb 4, 1997
Green-emitting phosphor and cathode-ray tube employing it
KASEI OPTONIX70 citations95
US5032316AJul 16, 1991
Fluorescent composition
KASEI OPTONIX65 citations95
US4536436AAug 20, 1985
Radiographic image conversion screens
KASEI OPTONIX78 citations95
US5126204AJun 30, 1992
Phosphor having zinc oxide attached to its surface
KASEI OPTONIX28 citations92
US4874985AOct 17, 1989
Phosphor and electron excited fluorescent display device using the same
KASEI OPTONIX34 citations92
US4292107ASep 29, 1981
Process for manufacturing a radiographic intensifying screen
KASEI OPTONIX33 citations92
US5951915ASep 14, 1999
Phosphorescent phosphor
KASEI OPTONIX35 citations91
US4810416AMar 7, 1989
Borate phosphor
KASEI OPTONIX26 citations91
US5387836AFeb 7, 1995
Rare earth oxysulfide phosphor and high resolution cathode ray tube employing it
KASEI OPTONIX22 citations90
US4544605AOct 1, 1985
Phosphor
KASEI OPTONIX27 citations90
US4307320ADec 22, 1981
Pigment coated phosphor and high contrast color television cathode ray tube using same
KASEI OPTONIX44 citations90
US6143200ANov 7, 2000
Rare earth oxysulfide phosphor and X-ray detector using the same
KASEI OPTONIX21 citations89
US4551397ANov 5, 1985
Zinc silicate phosphor and electron excited fluorescent display device using the phosphor
KASEI OPTONIX35 citations89
US5156764AOct 20, 1992
Phosphor
KASEI OPTONIX24 citations88
US4650652AMar 17, 1987
Process for recovering highly pure rare earth oxides from a waste rare earth phosphor
KASEI OPTONIX31 citations88
US6712993B2Mar 30, 2004
Phosphor and its production process
KASEI OPTONIX28 citations87
US4486486ADec 4, 1984
Radiographic image conversion screens
KASEI OPTONIX19 citations81
US6899825B2May 31, 2005
Bivalent metal silicate phosphor and process for its production, and a phosphor paste composition and a vacuum ultraviolet ray excitation type light-emitting device employing such a phosphor
KASEI OPTONIX13 citations80
US4814666AMar 21, 1989
Electron-beam existed display tube, the screen of which has a fluorescent component of a Eu containing red fluorescent component and a blue or green fluorescent component
KASEI OPTONIX22 citations80
US6020067AFeb 1, 2000
Phosphor having surface coated with a quaternary salt-containing compound
KASEI OPTONIX16 citations78
US4480189AOct 30, 1984
Thermoluminescence dosimeter reader
KASEI OPTONIX21 citations76
US4336154AJun 22, 1982
Phosphor and radiation image storage panel utilizing the same
KASEI OPTONIX25 citations76
US6627114B2Sep 30, 2003
Rare earth oxide type phosphor for vacuum ultraviolet ray excitation, phosphor paste composition and vacuum ultraviolet ray excitation type light-emitting device
KASEI OPTONIX8 citations74
US6486477B1Nov 26, 2002
Radiographic intensifying screen set
KASEI OPTONIX7 citations74
US5368886ANov 29, 1994
Method for producing surface treated phosphor particles
KASEI OPTONIX6 citations73
US5231328AJul 27, 1993
Phosphor and ultraviolet ray excited fluorescent tube employing it
KASEI OPTONIX14 citations73
US5167990ADec 1, 1992
Method for treating the surface of a phosphor
KASEI OPTONIX10 citations73
US5394055AFeb 28, 1995
Color picture tube with the fluorescent film of the red emission component having a mixture of europium activated rare earth oxide phosphors
KASEI OPTONIX7 citations72
US5200250AApr 6, 1993
Phosphors, method for treating the surface thereof and process for producing a phosphor screen
KASEI OPTONIX7 citations72
US5171474ADec 15, 1992
Method for treating a phosphor
KASEI OPTONIX14 citations72
US5006277AApr 9, 1991
Fluorescent composition
KASEI OPTONIX14 citations72
US4529647AJul 16, 1985
Radiographic image conversion screens
KASEI OPTONIX6 citations72
US4507563AMar 26, 1985
Radiographic image conversion screens
KASEI OPTONIX6 citations72
US4287257ASep 1, 1981
Phosphors for color televisions
KASEI OPTONIX13 citations72
US6091183AJul 18, 2000
Piezoelectric element and method for driving the same
KASEI OPTONIX15 citations71
US5614783AMar 25, 1997
Fluorescent lamp including fired non-luminescent material
KASEI OPTONIX11 citations71
US5477053ADec 19, 1995
Radiographic intensifying screen and process for preparing the same
KASEI OPTONIX13 citations71
US5438234AAug 1, 1995
Fluorescent lamp
KASEI OPTONIX9 citations71
US5369331ANov 29, 1994
Pigment-attached blue-emitting phosphor and color cathode-ray tube
KASEI OPTONIX15 citations70
US5989455ANov 23, 1999
Aluminate phosphor, process for preparing the same, and vacuum ultraviolet-excited light emitting device
KASEI OPTONIX12 citations69
US4979200ADec 18, 1990
Radiographic intensifying screen
KASEI OPTONIX7 citations69
US5363012ANov 8, 1994
Pigment-attached blue-emmitting phosphor and color cathode-ray tube
KASEI OPTONIX12 citations68
US5217647AJun 8, 1993
Method for preparing rare earth oxysulfide phosphor
KASEI OPTONIX10 citations68
US4362944ADec 7, 1982
Radiographic intensifying screen
KASEI OPTONIX19 citations68
US4264677AApr 28, 1981
Red colored phosphor and process for preparing the same
KASEI OPTONIX9 citations68
US5418005AMay 23, 1995
Method for reclaiming pigment-attached red-emitting phosphor
KASEI OPTONIX9 citations67
Showing the top 50 of 77 patents by PatentIndex Score.