The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 22, 2000
Filed:
Oct. 06, 1997
Applicant:
Inventors:
Yoshiaki Saita, Chiba, JP;
Osamu Takizawa, Chiba, JP;
Assignee:
Seiko Instruments Inc., , JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J / ; B41J / ;
U.S. Cl.
CPC ...
347209 ; 347210 ;
Abstract
A thermal head comprises a substrate having a main surface bounded by a peripheral edge, an electrode formed on the surface of the substrate, and a heater disposed on the surface of the substrate and electrically connected to the electrode. A driver IC is disposed on the surface of the substrate and is electrically connected to the electrode for providing a drive signal to drive the heater. An encapsulation element is disposed over the IC for protecting the IC. The encapsulation element has a surface portion which extends to the peripheral edge of the substrate.