Thermal printhead with common electrode formed directly over gla

Details Thermal printhead with common electrode formed directly over gla Thermal printhead with common electrode formed directly over gla

1988-04-21

1989-01-03

James, Andrew J.

Electric heating

Heating devices

With heating unit structure

219216, 400120, 346 76PH, G01D 1510, B41J 320

Patent

active

047958871

ABSTRACT:
An integrated circuit device having signal electrodes, a common electrode, an other circuit elements, a glazing layer, an extension extending over the glazing layer from the common electrode, an insulating layer formed between the extension and the signal electrodes, and a diffusion preventing layer formed close to the glazing layer between the glazing layer and another layer.

REFERENCES:
patent: 4451835 (1984-05-01), Saito
patent: 4612433 (1986-09-01), Nagaoka et al.
patent: 4630073 (1986-12-01), Hashimoto

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