Patent Assignment
Reel/Frame 015643/0272
Assignment of Assignor's Interest
Recorded: 2004-08-02
Pages: 2
Assignors
IKEZAWA, MITSURU
Executed: 2004-03-25
KAWAKAMI, NORIHIKO
Executed: 2004-03-29
KAWAI, ERI
Executed: 2004-04-01
Assignee
HITACHI, LTD
6, KANDA SURUGADAI, 4-CHOME, CHIYODA-KU, TOKYO, JAPAN
Covered Property
(1)
Presence Data Management Method