Inventor · disambiguated record
Takatoshi Okagawa
Also filed as: OKAGAWA TAKATOSHI
16 granted patents·10 pending applications·126 citations·filing 1997–2012
92Inventor score
Files withNTT DOCOMO INC21IWASAKI ATSUSHI1KESZEI CSABA1NIPPON TELEGRAPH & TELEPHONE1OKAGAWA TAKATOSHI1
Top patents by PatentIndex Score
26 records- 0182US7826461B2Packet switching system, packet switching method, routing apparatus, structure of packet, and packet generating methodNTT DOCOMO INC·Filed 2007·Granted Nov 2, 2010·11 cites·12 claims
- 0282US7526569B2Router and address identification information management serverNTT DOCOMO INC·Filed 2004·Granted Apr 28, 2009·36 cites·5 claims
- 0378US7751819B2Controlling handover between different packet networks by using common primitive messages to manage QoSNTT DOCOMO INC·Filed 2005·Granted Jul 6, 2010·8 cites·13 claims
- 0468US9326180B2Mobile communication method, mobility management node, packet switch, and mobile stationNTT DOCOMO INC·Filed 2012·Granted Apr 26, 2016·2 cites·5 claims
- 0567US8611892B2Mobile communication network system and a mobility managing unitIWASAKI ATSUSHI·Filed 2005·Granted Dec 17, 2013·2 cites·7 claims
- 0667US6958988B1Mobile communication network and data delivery method in mobile communications networkNTT DOCOMO INC·Filed 2000·Granted Oct 25, 2005·17 cites·22 claims
- 0766US7466674B2Mobile communication control system, mobile communication control method, router, server and data structureNTT DOCOMO INC·Filed 2003·Granted Dec 16, 2008·12 cites·21 claims
- 0858US7408879B2Router, terminal apparatus, communication system and routing methodNTT DOCOMO INC·Filed 2002·Granted Aug 5, 2008·6 cites·12 claims
- 0954US7535896B2Routing control system, routing control device, and routing control methodNTT DOCOMO INC·Filed 2003·Granted May 19, 2009·3 cites·11 claims
- 1054US7324490B2Communication system, address management method, relay device, and management deviceNTT DOCOMO INC·Filed 2004·Granted Jan 29, 2008·3 cites·16 claims
- 1150US7715346B2Communication system, communication terminal, routing control method, and routerNTT DOCOMO INC·Filed 2009·Granted May 11, 2010·0 cites·4 claims
- 1250US2007291754A1Packet communications system and transfer deviceNTT DOCOMO INC·Filed 2007·Application pending·0 cites
- 1348US6671289B1Short cell multiplexed ATM transmission system and transmission methodNIPPON TELEGRAPH & TELEPHONE·Filed 1997·Granted Dec 30, 2003·24 cites·46 claims
- 1446US7417969B2Path control device and path control methodNTT DOCOMO INC·Filed 2004·Granted Aug 26, 2008·0 cites·7 claims
- 1546US2005083905A1Communication system and communication control methodFiled 2004·Application pending·0 cites
- 1646US2003161319A1Packet communications system and transfer deviceNTT DOCOMO INC·Filed 2003·Application pending·0 cites
- 1745US8135005B2Communication control system, communication control method, routing controller and router suitably used for the sameOKAGAWA TAKATOSHI·Filed 2003·Granted Mar 13, 2012·2 cites·3 claims
- 1845US2003142679A1Packet switching system, packet switching method, routing apparatus, structure of packet, and packet generating methodNTT DOCOMO INC·Filed 2002·Application pending·0 cites
- 1944US2004141465A1Routing control device and method of generating routing control informationNTT DOCOMO INC·Filed 2003·Application pending·0 cites
- 2044US2004068580A1Routing control system, routing control device, transfer device and routing control methodNTT DOCOMO INC·Filed 2003·Application pending·0 cites
- 2143US7548524B2Communication system, communication terminal, routing control method, and routerNTT DOCOMO INC·Filed 2004·Granted Jun 16, 2009·0 cites·5 claims
- 2243US2010098022A1Method and apparatus for routing a packet in mobile ip systemKESZEI CSABA·Filed 2006·Application pending·0 cites
- 2342US7545785B2Mobile communication system, access router, management device and mobile communication methodNTT DOCOMO INC·Filed 2005·Granted Jun 9, 2009·0 cites·6 claims
- 2442US2006068847A1Mobile control system, mobile control method, mobile control device and mobile control programNTT DOCOMO INC·Filed 2005·Application pending·0 cites
- 2542US2006045036A1Mobile communication system, mobile communication method, server device, and sending terminalNTT DOCOMO INC·Filed 2005·Application pending·0 cites
- 2636US2005185625A1Address dynamic assignment system, relay apparatus, address management apparatus, location manager and address dynamic assignment methodNTT DOCOMO INC·Filed 2005·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →