Ijima; Kengo

Patent Applications and Registrations

Patent applications and USPTO patent grants for Ijima; Kengo.The latest application filed is for "multicast accounting control system and broadband access server".

Company Profile

0.4.5

Ijima; Kengo - Yokohama JP

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Multicast accounting control system and broadband access server Grant 7,848,342 - Kamata , et al. December 7, 2	2010-12-07
Multicast packet relay device adapted for virtual router Grant 7,751,394 - Takihiro , et al. July 6, 2	2010-07-06
Multicast Accounting Control System And Broadband Access Server App 20090080427 - Kamata; Masanori ; et al.	2009-03-26
Packet forwarding apparatus and access network system Grant 7,477,648 - Ota , et al. January 13, 2	2009-01-13
Multicast accounting control system and broadband access server Grant 7,474,669 - Kamata , et al. January 6, 2	2009-01-06
Ppp Gateway Apparatus For Connecting Ppp Clients To L2sw App 20070195804 - Ijima; Kengo ; et al.	2007-08-23
Multicast accounting control system and broadband access server App 20060109795 - Kamata; Masanori ; et al.	2006-05-25
Packet forwarding apparatus and access network system App 20060062228 - Ota; Migaku ; et al.	2006-03-23
Multicast packet relay device adapted for virtual router App 20060002391 - Takihiro; Masatoshi ; et al.	2006-01-05

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