YK

Yoshiyuki Karakawa

Fujitsu Limited: 5 patents #6,029 of 24,456Top 25%
Overall (All Time): #1,027,967 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
7593425 Signal distribution method and a signal distribution apparatus Masaki Bansho, Yuji Kuroki, Junichi Kawaguchi, Koji Hachiya, Satoru Saitoh 2009-09-22
7551612 Intra-station control system for connectionless communications system Yasusi Kobayashi, Yoshihiro Watanabe, Hiroshi Nishida, Masami Murayama, Naoyuki Izawa +24 more 2009-06-23
6912210 Data communication system and communication device used Makoto Uchiba 2005-06-28
6333932 Connectionless communications system, its test method, and intra-station control system Yasusi Kobayasi, Yoshihiro Watanabe, Hiroshi Nishida, Masami Murayama, Naoyuki Izawa +24 more 2001-12-25
5870382 Automatic protection switching system for ATM exchange network Shunichi Tounai 1999-02-09