Shigeo Takenaka

Colour cathode ray tube

Spacer assembly for flat panel display apparatus, method of manufacturing spacer assembly, method of manufacturing flat panel display apparatus, flat panel display apparatus, and mold used in manufacture of spacer assembly

Method of manufacturing flat display panels of different sizes from a common base substrate

Color cathode ray tube with plural electron gun assemblies

Picture tube with an electron gun having an improved potential supplying means

Electron tube provided with porous silicon oxide getter

Color cathode ray tube and envelope for use with the color cathode ray tube

Electron gun with large aperture auxiliary electrode

Method for manufacturing flat image display and flat image display

Cathode ray tube with light reflection film