Assignee
KASEI OPTONIX
JP·77 granted patents·2 pending applications·1,414 citations·filing 1978–2006
Top patents by PatentIndex Score
79 records- 0196US6116866AReed valve for a pumpKASEI OPTONIX·Filed 1998·Granted Sep 12, 2000·140 cites·22 claims
- 0296US4536436ARadiographic image conversion screensKASEI OPTONIX·Filed 1984·Granted Aug 20, 1985·78 cites·8 claims
- 0394US4512911APhosphorKASEI OPTONIX·Filed 1983·Granted Apr 23, 1985·80 cites·5 claims
- 0493US4261854APhosphorKASEI OPTONIX·Filed 1979·Granted Apr 14, 1981·62 cites·3 claims
- 0591US5032316AFluorescent compositionKASEI OPTONIX·Filed 1988·Granted Jul 16, 1991·65 cites·4 claims
- 0690US5166456ALuminescent phosphor compositionKASEI OPTONIX·Filed 1986·Granted Nov 24, 1992·59 cites·4 claims
- 0786US4650652AProcess for recovering highly pure rare earth oxides from a waste rare earth phosphorKASEI OPTONIX·Filed 1985·Granted Mar 17, 1987·31 cites·10 claims
- 0886US4307320APigment coated phosphor and high contrast color television cathode ray tube using sameKASEI OPTONIX·Filed 1979·Granted Dec 22, 1981·44 cites·17 claims
- 0986US4292107AProcess for manufacturing a radiographic intensifying screenKASEI OPTONIX·Filed 1979·Granted Sep 29, 1981·33 cites·42 claims
- 1085US5600202AGreen-emitting phosphor and cathode-ray tube employing itKASEI OPTONIX·Filed 1995·Granted Feb 4, 1997·70 cites·6 claims
- 1180US4874985APhosphor and electron excited fluorescent display device using the sameKASEI OPTONIX·Filed 1988·Granted Oct 17, 1989·34 cites·5 claims
- 1279US6712993B2Phosphor and its production processKASEI OPTONIX·Filed 2002·Granted Mar 30, 2004·28 cites·57 claims
- 1378US4362944ARadiographic intensifying screenKASEI OPTONIX·Filed 1981·Granted Dec 7, 1982·19 cites·4 claims
- 1477US4551397AZinc silicate phosphor and electron excited fluorescent display device using the phosphorKASEI OPTONIX·Filed 1984·Granted Nov 5, 1985·35 cites·15 claims
- 1576US5126204APhosphor having zinc oxide attached to its surfaceKASEI OPTONIX·Filed 1989·Granted Jun 30, 1992·28 cites·3 claims
- 1676US4814666AElectron-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 componentKASEI OPTONIX·Filed 1986·Granted Mar 21, 1989·22 cites·9 claims
- 1775US6486477B1Radiographic intensifying screen setKASEI OPTONIX·Filed 1999·Granted Nov 26, 2002·7 cites·15 claims
- 1873US5951915APhosphorescent phosphorKASEI OPTONIX·Filed 1996·Granted Sep 14, 1999·35 cites·4 claims
- 1971US4810416ABorate phosphorKASEI OPTONIX·Filed 1983·Granted Mar 7, 1989·26 cites·3 claims
- 2070US4544605APhosphorKASEI OPTONIX·Filed 1983·Granted Oct 1, 1985·27 cites·2 claims
- 2170US4480189AThermoluminescence dosimeter readerKASEI OPTONIX·Filed 1982·Granted Oct 30, 1984·21 cites·14 claims
- 2269US4486486ARadiographic image conversion screensKASEI OPTONIX·Filed 1982·Granted Dec 4, 1984·19 cites·7 claims
- 2368US6899825B2Bivalent 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 phosphorKASEI OPTONIX·Filed 2003·Granted May 31, 2005·13 cites·26 claims
- 2467US5387836ARare earth oxysulfide phosphor and high resolution cathode ray tube employing itKASEI OPTONIX·Filed 1992·Granted Feb 7, 1995·22 cites·11 claims
- 2567US5156764APhosphorKASEI OPTONIX·Filed 1991·Granted Oct 20, 1992·24 cites·3 claims
- 2666US6627114B2Rare earth oxide type phosphor for vacuum ultraviolet ray excitation, phosphor paste composition and vacuum ultraviolet ray excitation type light-emitting deviceKASEI OPTONIX·Filed 2002·Granted Sep 30, 2003·8 cites·7 claims
- 2764US4336154APhosphor and radiation image storage panel utilizing the sameKASEI OPTONIX·Filed 1981·Granted Jun 22, 1982·25 cites·6 claims
- 2860US5231328APhosphor and ultraviolet ray excited fluorescent tube employing itKASEI OPTONIX·Filed 1992·Granted Jul 27, 1993·14 cites·21 claims
- 2960US4510414AElectron excited fluorescent display device including screen with rare earth phosphor exhibiting sublinear current density-emission luminance characteristicsKASEI OPTONIX·Filed 1982·Granted Apr 9, 1985·12 cites·9 claims
- 3057US6143200ARare earth oxysulfide phosphor and X-ray detector using the sameKASEI OPTONIX·Filed 1997·Granted Nov 7, 2000·21 cites·7 claims
- 3157US5369331APigment-attached blue-emitting phosphor and color cathode-ray tubeKASEI OPTONIX·Filed 1993·Granted Nov 29, 1994·15 cites·10 claims
- 3257US5171474AMethod for treating a phosphorKASEI OPTONIX·Filed 1991·Granted Dec 15, 1992·14 cites·4 claims
- 3357US5006277AFluorescent compositionKASEI OPTONIX·Filed 1989·Granted Apr 9, 1991·14 cites·3 claims
- 3456US6627113B2Phosphor consisting of hollow particles, phosphor slurry, phosphor beads for analysis using tracer technique and their production processesKASEI OPTONIX·Filed 2001·Granted Sep 30, 2003·6 cites·6 claims
- 3556US6091183APiezoelectric element and method for driving the sameKASEI OPTONIX·Filed 1996·Granted Jul 18, 2000·15 cites·8 claims
- 3653US5989455AAluminate phosphor, process for preparing the same, and vacuum ultraviolet-excited light emitting deviceKASEI OPTONIX·Filed 1997·Granted Nov 23, 1999·12 cites·3 claims
- 3752US7282849B2Alkaline earth aluminate phosphor, phosphor paste composition and vacuum ultraviolet excitation light emitting elementKASEI OPTONIX·Filed 2002·Granted Oct 16, 2007·4 cites·20 claims
- 3852US6020067APhosphor having surface coated with a quaternary salt-containing compoundKASEI OPTONIX·Filed 1997·Granted Feb 1, 2000·16 cites·7 claims
- 3952US5363012APigment-attached blue-emmitting phosphor and color cathode-ray tubeKASEI OPTONIX·Filed 1993·Granted Nov 8, 1994·12 cites·5 claims
- 4052US4287257APhosphors for color televisionsKASEI OPTONIX·Filed 1979·Granted Sep 1, 1981·13 cites·13 claims
- 4151US5614783AFluorescent lamp including fired non-luminescent materialKASEI OPTONIX·Filed 1995·Granted Mar 25, 1997·11 cites·13 claims
- 4251US5438234AFluorescent lampKASEI OPTONIX·Filed 1992·Granted Aug 1, 1995·9 cites·7 claims
- 4351US5167990AMethod for treating the surface of a phosphorKASEI OPTONIX·Filed 1991·Granted Dec 1, 1992·10 cites·3 claims
- 4450US6676854B2Gadorinium oxysulfide phosphor for digital radiography, radiographic image conversion screen and radiograph-forming deviceKASEI OPTONIX·Filed 2002·Granted Jan 13, 2004·2 cites·9 claims
- 4550US6597104B2Lanthanum phosphate phosphor for vacuum ultraviolet radiation, and rare gas discharge lampKASEI OPTONIX·Filed 2002·Granted Jul 22, 2003·6 cites·9 claims
- 4650US6585912B2Aluminate phosphor and process for its production, phosphor paste composition, and vacuum ultraviolet ray excitation type light-emitting deviceKASEI OPTONIX·Filed 2001·Granted Jul 1, 2003·3 cites·8 claims
- 4749US5477053ARadiographic intensifying screen and process for preparing the sameKASEI OPTONIX·Filed 1994·Granted Dec 19, 1995·13 cites·19 claims
- 4849US5217647AMethod for preparing rare earth oxysulfide phosphorKASEI OPTONIX·Filed 1991·Granted Jun 8, 1993·10 cites·5 claims
- 4946US4529647ARadiographic image conversion screensKASEI OPTONIX·Filed 1984·Granted Jul 16, 1985·6 cites·7 claims
- 5046US4205234AIntensifying screensKASEI OPTONIX·Filed 1978·Granted May 27, 1980·6 cites·5 claims
Showing the top 50 of 79 patent records by PatentIndex Score.
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