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:
Nov. 15, 1994
Filed:
Sep. 03, 1993
Applicant:
Inventors:
Assignee:
Ricoh Company, Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
H04J / ; H04M / ;
U.S. Cl.
CPC ...
370 583 ; 3701101 ; 379165 ;
Abstract
ISDN (Integrated Services Digital Network) terminal equipment connected to an ISDN basic rate interface and capable of enhancing efficient communication. The terminal equipment reoriginates a call as soon as an idle channel occurs. This reduces the waiting time up to call reorigination and enhances efficient communication.