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:
Mar. 25, 1997
Filed:
Jan. 31, 1996
Applicant:
Inventor:
Hsi-Kuang Ma, Taipei, TW;
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F / ; B41J / ; H05K / ;
U.S. Cl.
CPC ...
361680 ; 400682 ;
Abstract
A portable computer includes a mechanism for connecting two sub-keyboards to a mainframe to impart a rotary motion to the sub-keyboards so that the sub-keyboards may be opened outwardly to be in a longitudinally aligned state or closed inwardly to be in a parallel relationship.