KW

Koji Wakayama

HI Hitachi: 5 patents #90 of 2,733Top 4%
HC Hitachi Information Technology Co.: 1 patents #1 of 6Top 20%
Overall (2011): #16,319 of 364,097Top 5%
5
Patents 2011

Issued Patents 2011

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
8077719 Packet switching apparatus Kazuho Miki, Ken'ichi Sakamoto, Tetsuhiko Hirata, Hiroaki Miyata 2011-12-13
8014420 Label switching type of packet forwarding apparatus Kazuho Miki, Kenichi Sakamoto 2011-09-06
7983281 VPN composing method, interwork router, packet communication method, data communication apparatus, and packet relaying apparatus Kenichi Sakamoto, Kazuyoshi Hoshino, Shiro Tanabe, Noboru Endo 2011-07-19
7881311 VPN composing method, interwork router, packet communication method, data communication apparatus, and packet relaying apparatus Kenichi Sakamoto, Kazuyoshi Hoshino, Shiro Tanabe, Noboru Endo 2011-02-01
7869441 Variable length packet communication device Kenichi Sakamoto, Nobuhito Matsuyama, Takeshi Aimoto, Noboru Endo, Norihiko Moriwaki 2011-01-11