YH

Yasuhisa Hayashi

ND Ntt Docomo: 6 patents #415 of 1,706Top 25%
Overall (All Time): #868,030 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
7826461 Packet switching system, packet switching method, routing apparatus, structure of packet, and packet generating method Takatoshi Okagawa, Manhee Jo, Takeshi Ihara 2010-11-02
7818363 Communications system, communications method, network manager, and transfer device Takeshi Ihara, Masami Yabusaki, Manhee Jo 2010-10-19
7702332 Location register and accommodation transfer control method Hiroshi Kawakami, Wataru Takita 2010-04-20
7408879 Router, terminal apparatus, communication system and routing method Manhee Jo, Takatoshi Okagawa, Takeshi Ihara 2008-08-05
7145999 Incoming call forwarding communication system and the method Masami Yabusaki 2006-12-05
6970707 Handover control method and handover path determination for use in communication system Ken Igarashi, Masami Yabusaki 2005-11-29