Inventor · disambiguated record
Shigeya Ashizaki
Also filed as: ASHIZAKI SHIGEYA
16 granted patents·267 citations·filing 1975–1991
94Inventor score
Top patents by PatentIndex Score
16 records- 0185US5155410AShadow mask type color cathode ray tubeMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1991·Granted Oct 13, 1992·52 cites·3 claims
- 0285US4758449AMethod for making a phosphor layerMATSUSHITA ELECTRONICS CORP·Filed 1987·Granted Jul 19, 1988·38 cites·11 claims
- 0385US4275332AIn-line electron gunMATSUSHITA ELECTRONICS CORP·Filed 1979·Granted Jun 23, 1981·24 cites·9 claims
- 0482US4701677AColor cathode ray tube apparatusMATSUSHITA ELECTRONICS CORP·Filed 1985·Granted Oct 20, 1987·30 cites·10 claims
- 0578US4473775ACathode-ray tube deviceMATSUSHITA ELECTRONICS CORP·Filed 1981·Granted Sep 25, 1984·21 cites·4 claims
- 0673US4728859AIn-line electron gunMATSUSHITA ELECTRONICS CORP·Filed 1986·Granted Mar 1, 1988·20 cites·7 claims
- 0769US3993487AMethod for manufacture of color television picture tubes using rotating light sourceMATSUSHITA ELECTRONICS CORP·Filed 1975·Granted Nov 23, 1976·6 cites·3 claims
- 0867US4939415ADeflection yokeMATSUSHITA ELECTRONICS CORP·Filed 1988·Granted Jul 3, 1990·14 cites·14 claims
- 0967US4777401AColor picture tube having a face panel with an outer face having a hyperbolic curvatureMATSUSHITA ELECTRONICS CORP·Filed 1987·Granted Oct 11, 1988·14 cites·5 claims
- 1058US4424467ACathode-ray tube having a mixture of long and short persistence phosphorsMATSUSHITA ELECTRONICS CORP·Filed 1982·Granted Jan 3, 1984·16 cites·7 claims
- 1157US5128586AColor cathode ray tube gun having control grid of varying thicknessMATSUSHITA ELECTRONICS CORP·Filed 1990·Granted Jul 7, 1992·13 cites·2 claims
- 1244US3989977AColor picture tubeMATSUSHITA ELECTRONICS CORP·Filed 1975·Granted Nov 2, 1976·8 cites·2 claims
- 1343US4831309ACathode ray tube apparatusMATSUSHITA ELECTRONICS CORP·Filed 1983·Granted May 16, 1989·4 cites·5 claims
- 1439US4609847ACathode ray tube with magnetic pole pieces which support a ring getterMATSUSHITA ELECTRONICS CORP·Filed 1983·Granted Sep 2, 1986·3 cites·3 claims
- 1537US4612474AIn-line type electron gunMATSUSHITA ELECTRONICS CORP·Filed 1983·Granted Sep 16, 1986·3 cites·8 claims
- 1625US4485328AMonochromatic picture tubeMATSUSHITA ELECTRONICS CORP·Filed 1982·Granted Nov 27, 1984·1 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →