06823367 is referenced by 36 patents and cites 2 patents.

A communication terminal device that transmits electronic mail through a network by a mail system thereon, is provided in which the communication terminal device receives delivery confirmation mail from the mail system when an electronic mail transmission by the mail system was successful, and error mail from the mail system when the electronic mail transmission was failed. When the communication terminal device has received the delivery confirmation mail or the error mail, it stores a result of the electronic mail transmission including in its memory.

Title
Method and apparatus for managing communication information collectively in communication terminal device
Application Number
9/665499
Publication Number
6823367 (B1)
Application Date
September 19, 2000
Publication Date
November 23, 2004
Inventor
Tetsuya Kawaguchi
Kanagawa
US
Naoki Wakasugi
Kanagawa
US
Agent
Cooper & Dunham
US
Assignee
Ricoh Company
US
IPC
G06F 15/16
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