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:
Dec. 05, 1995
Filed:
Oct. 20, 1993
Applicant:
Inventors:
Takashi Shirakawa, Takizawa, JP;
Toshifumi Nakatani, Morioka, JP;
Assignee:
Alps Electric Co., Ltd., Tokyo, JP;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B41J / ;
U.S. Cl.
CPC ...
347202 ;
Abstract
A thermal head having high heat resisting characteristics and heat response capable of being sufficiently adapted for finer printing and achieving high quality printing at a high speed, the substrate thereof being formed of silicon and the heat accumulation layer thereof being formed of silicon, at least one selected among from elements such as Ta, W, and Mo and oxygen.