Inventor · disambiguated record
Katsuyo Iwasaki
Also filed as: IWASAKI KATSUYO
27 granted patents·2 pending applications·110 citations·filing 1984–2007
95Inventor score
Technology areasH01J
Files withMATSUSHITA ELECTRONICS CORP11MATSUSHITA ELECTRIC INDUSTRIAL CO LTD10MATSUSHITA TOSHIBA PICTURE8
Top patents by PatentIndex Score
29 records- 0169US7126292B2Cathode-ray tube apparatusMATSUSHITA TOSHIBA PICTURE·Filed 2005·Granted Oct 24, 2006·2 cites·10 claims
- 0267US4939415ADeflection yokeMATSUSHITA ELECTRONICS CORP·Filed 1988·Granted Jul 3, 1990·14 cites·14 claims
- 0365US7012360B2Cathode ray tube apparatus having velocity modulation coilMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Granted Mar 14, 2006·6 cites·12 claims
- 0462US4728915ADeflection yoke for a color cathode ray tubeMATSUSHITA ELECTRONICS CORP·Filed 1987·Granted Mar 1, 1988·12 cites·14 claims
- 0560US6404133B1Cathode ray tube device that reduces magnetic field leakageMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Jun 11, 2002·4 cites·12 claims
- 0659US4600858AColor cathode ray tube apparatus to modify deflection magnetic fieldsMATSUSHITA ELECTRONICS CORP·Filed 1984·Granted Jul 15, 1986·10 cites·14 claims
- 0758US7061170B2Deflection yoke having magnets for correcting raster distortion and cathode-ray tube apparatus having the deflection yokeMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Jun 13, 2006·3 cites·19 claims
- 0854US5179319ADeflection yoke for a color CRTMATSUSHITA ELECTRONICS CORP·Filed 1992·Granted Jan 12, 1993·14 cites·2 claims
- 0952US6838811B2Deflection yoke and CRT deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Jan 4, 2005·2 cites·9 claims
- 1050US6326742B1Color CRT with cross-misconvergence correction deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Dec 4, 2001·9 cites·13 claims
- 1149US5115170ADeflection yoke for use in color cathode ray tubesMATSUSHITA ELECTRONICS CORP·Filed 1990·Granted May 19, 1992·8 cites·9 claims
- 1248US2007182305A1Cathode-ray tube apparatusMATSUSHITA TOSHIBA PICTURE·Filed 2007·Application pending·0 cites
- 1347US6304044B1Color display tube deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Oct 16, 2001·3 cites·4 claims
- 1446US7385341B2Cathode-ray tube apparatus with magnetic spacers between magnetic ringsMATSUSHITA TOSHIBA PICTURE·Filed 2005·Granted Jun 10, 2008·0 cites·12 claims
- 1546US7119485B2Cathode-ray tube apparatusMATSUSHITA TOSHIBA PICTURE·Filed 2005·Granted Oct 10, 2006·0 cites·2 claims
- 1646US6791287B2Deflection yoke deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2002·Granted Sep 14, 2004·1 cites·3 claims
- 1746US6160363ACathode ray tube having vertical and horizontal line misconvergence correctionMATSUSHITA ELECTRONICS CORP·Filed 1998·Granted Dec 12, 2000·7 cites·9 claims
- 1845US7129628B2Velocity modulation coil apparatus and cathode-ray tube apparatusMATSUSHITA TOSHIBA PICTURE·Filed 2005·Granted Oct 31, 2006·0 cites·9 claims
- 1944US2005218778A1Deflection yoke and picture tube apparatus using the sameMATSUSHITA TOSHIBA PICTURE·Filed 2005·Application pending·0 cites
- 2043US7227301B2Cathode-ray tube device capable of reducing misconvergenceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Granted Jun 5, 2007·0 cites·14 claims
- 2142US7138755B2Color picture tube apparatus having beam velocity modulation coils overlapping with convergence and purity unit and ring shaped ferrite coreMATSUSHITA TOSHIBA PICTURE·Filed 2004·Granted Nov 21, 2006·0 cites·7 claims
- 2241US6630791B2Cathode ray tube device that reduces magnetic field leakageMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2002·Granted Oct 7, 2003·0 cites·9 claims
- 2341USRE35183EDeflection yoke for use in color cathode ray tubesMATSUSHITA ELECTRONICS CORP·Filed 1994·Granted Mar 19, 1996·5 cites·9 claims
- 2440US7038368B2Color picture tube apparatus having a pair of bar shaped magnets for correcting misconvergence due to the rotational shift of the electron beamsMATSUSHITA TOSHIBA PICTURE·Filed 2004·Granted May 2, 2006·0 cites·5 claims
- 2540US5880660ACathode ray tube apparatusMATSUSHITA ELECTRONICS CORP·Filed 1997·Granted Mar 9, 1999·4 cites·4 claims
- 2639US6753644B1Color cathode-ray tube and color cathode-ray tube apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Jun 22, 2004·0 cites·15 claims
- 2733US5157301AColor cathode ray tube unitMATSUSHITA ELECTRONICS CORP·Filed 1990·Granted Oct 20, 1992·4 cites·2 claims
- 2830US5920149ATerminal board cover and picture tube device using the sameMATSUSHITA ELECTRONICS CORP·Filed 1997·Granted Jul 6, 1999·0 cites·19 claims
- 2926US5233267ADynamic convergence system for color cathode ray tubes having an in line electron gunMATSUSHITA ELECTRONICS CORP·Filed 1992·Granted Aug 3, 1993·2 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →