HH

Hirohide Haga

HI Hitachi: 6 patents #6,582 of 28,497Top 25%
Overall (All Time): #882,260 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
6434603 System for task tracking and controlling electronic mail Hiroshi Tsuji, Yoji Taniguchi, Satoshi Wakayama, Michiko Oba, Toyozo Aoyama +1 more 2002-08-13
6047315 System for task tracking and controlling electronic mail Hiroshi Tsuji, Yoji Taniguchi, Satoshi Wakayama, Michiko Oba, Toyozo Aoyama +1 more 2000-04-04
5764898 System for task tracking and controlling electronic mail Hiroshi Tsuji, Yoji Taniguchi, Satoshi Wakayama, Michiko Oba, Toyozo Aoyama +1 more 1998-06-09
5261100 Method of software development Tsutomu Fujinami 1993-11-09
5211563 Computer assisted learning support system and processing method therefor Hiroyuki Kojima, Takaaki Yamada 1993-05-18
4943933 Method for translating data base to knowledge and apparatus therefor Hironori Miyamoto, Hidefumi Kondo, Rinichi Takashi 1990-07-24