AT

Akihiko Takase

HI Hitachi: 3 patents #512 of 4,225Top 15%
Overall (2003): #34,123 of 273,478Top 15%
3
Patents 2003

Issued Patents 2003

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6619865 Optical frequency division multiplexing network Atsushi Takai, Ryoji Takeyari 2003-09-16
6526045 IP switch, interface circuit and ATM switch used for IP switch, and IP switch network system Tetsuro Yoshimoto, Kazuho Miki 2003-02-25
6512745 Packet switching network, packet switching equipment, and network management equipment Hajime Abe, Kazuho Miki, Noboru Endo, Yoshito Sakurai 2003-01-28