YT

Yoshinobu Tanigawa

HI Hitachi: 5 patents #7,555 of 28,497Top 30%
Overall (All Time): #1,023,032 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
8051204 Information asset management system, log analysis server, log analysis program, and portable medium Satoshi Kai, Masato Arai, Hiromi Igawa, Akira Morita 2011-11-01
7249258 Method and system for assuring an original Yoshinori Honda, Koji Kikuchi 2007-07-24
5872924 Collaborative work support system Yoshiyuki Nakayama, Takeshi Ishizaki, Toshimitsu Hayashi, Minoru Koizumi, Masami Kameda 1999-02-16
5841977 Computer-based conferencing system with local operation function Takeshi Ishizaki, Yoshiyuki Nakayama, Toshimitsu Hayashi, Minoru Koizumi, Masami Kameda 1998-11-24
5694544 Conference support system which associates a shared object with data relating to said shared object Yoshiyuki Nakayama, Takeshi Ishizaki, Masami Kameda 1997-12-02