TK

Takahiko Kawashima

HI Hitachi: 2 patents #13,388 of 28,497Top 50%
Fujitsu Limited: 1 patents #14,843 of 24,456Top 65%
Overall (All Time): #1,582,594 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
7398282 System for recording process information of a plurality of systems Hideyuki Amaku, Isamu Kawamura, Nobuya Nagata 2008-07-08
6754212 Repeater and network system utililzing the same Masato Terada, Makoto Kayashima, Tetsuya Fujiyama, Minoru Koizumi, Kazuo Nishimura +2 more 2004-06-22
6111883 Repeater and network system utilizing the same Masato Terada, Makoto Kayashima, Tetsuya Fujiyama, Minoru Koizumi, Kazuo Nishimura +2 more 2000-08-29