Inventor · disambiguated record
Toshiro Kawahara
Also filed as: KAWAHARA TOSHIRO
35 granted patents·9 pending applications·883 citations·filing 1995–2022
98Inventor score
Files withNTT DOCOMO INC20NIPPON TELEGRAPH & TELEPHONE8JEONG MOO RYONG3GENTRY CRAIG B2WATANABE FUJIO2
Top patents by PatentIndex Score
44 records- 0195US7417971B2Method and apparatus for dormant mode support with pagingNTT DOCOMO INC·Filed 2005·Granted Aug 26, 2008·45 cites·32 claims
- 0293US7551568B2Power mode aware packet communication method and apparatusNTT DOCOMO INC·Filed 2005·Granted Jun 23, 2009·31 cites·67 claims
- 0391US6522665B1Data sequence generator, transmitter, information data decoder, receiver, transmitter-receiver, data sequence generating method, information data decoding method, and recording mediumNTT DOCOMO INC·Filed 1998·Granted Feb 18, 2003·91 cites·25 claims
- 0490US7469365B2Method and device for interleaving and method and device for de-interleavingNIPPON TELEGRAPH & TELEPHONE·Filed 2006·Granted Dec 23, 2008·17 cites·8 claims
- 0590US7447148B2Method for supporting scalable and reliable multicast in TDMA/TDD systems using feedback suppression techniquesNTT DOCOMO INC·Filed 2004·Granted Nov 4, 2008·65 cites·30 claims
- 0689US7061936B2Method and apparatus for packet transmission with header compressionNTT DOCOMO INC·Filed 2001·Granted Jun 13, 2006·66 cites·25 claims
- 0788US7995462B2Method for supporting scalable and reliable multicast in TDMA/TDD systems using feedback suppression techniquesNTT DOCOMO INC·Filed 2007·Granted Aug 9, 2011·15 cites·9 claims
- 0888US7257411B2Selective fusion location estimation (SELFLOC) for wireless access technologiesNTT DOCOMO INC·Filed 2002·Granted Aug 14, 2007·82 cites·24 claims
- 0987US6922731B1Gateway for reducing delay jitter and method for data transfer thereinNTT DOCOMO INC·Filed 2000·Granted Jul 26, 2005·38 cites·15 claims
- 1086US6385199B2Method and apparatus for packet transmission with header compressionNTT MOBILE COMM NETWORK·Filed 2001·Granted May 7, 2002·55 cites·11 claims
- 1183US8054798B2Proxy active scan for wireless networksNTT DOCOMO INC·Filed 2004·Granted Nov 8, 2011·31 cites·31 claims
- 1277USRE44435EPower mode aware packet communication method and apparatusJEONG MOO RYONG·Filed 2010·Granted Aug 13, 2013·4 cites·171 claims
- 1376US8256015B2Method and apparatus for authentication of data streams with adaptively controlled lossesGENTRY CRAIG B·Filed 2009·Granted Aug 28, 2012·6 cites·45 claims
- 1475US7246231B2Location privacy through IP address space scramblingNTT DOCOMO INC·Filed 2002·Granted Jul 17, 2007·17 cites·20 claims
- 1574US7916739B2Location privacy for internet protocol networks using cryptographically protected prefixesNTT DOCOMO INC·Filed 2004·Granted Mar 29, 2011·23 cites·61 claims
- 1674US7428667B2Method and device for interleaving and method and device for de-interleavingNTT MOBILE COMM NETWORKS INC·Filed 2006·Granted Sep 23, 2008·4 cites·6 claims
- 1774US5886652APseudo fixed data transmission device and methodNIPPON TELEGRAPH & TELEPHONE·Filed 1996·Granted Mar 23, 1999·46 cites·20 claims
- 1873US8131291B2Fast active scanning wireless network apparatus and methodJEONG MOO RYONG·Filed 2004·Granted Mar 6, 2012·15 cites·5 claims
- 1973US7395073B2Method and apparatus for location estimation using region of confidence filteringNTT DOCOMO INC·Filed 2004·Granted Jul 1, 2008·31 cites·40 claims
- 2072US6985501B2Device and method for reducing delay jitter in data transmissionNTT DOCOMO INC·Filed 2001·Granted Jan 10, 2006·19 cites·8 claims
- 2170US8601262B2Location privacy through IP address space scramblingTARIQ MUHAMMAD MUKARRAM BIN·Filed 2007·Granted Dec 3, 2013·5 cites·64 claims
- 2270US7263064B2Packet communication system with packets classification, division and retransmissionNTT DOCOMO INC·Filed 2002·Granted Aug 28, 2007·14 cites·24 claims
- 2368US8340665B2Fast active scanning wireless network apparatus and methodJEONG MOO RYONG·Filed 2009·Granted Dec 25, 2012·4 cites·14 claims
- 2467US5859907AEcho canceler and echo path estimating methodNIPPON TELEGRAPH & TELEPHONE·Filed 1995·Granted Jan 12, 1999·39 cites·14 claims
- 2563US7743158B2Access network dynamic firewallNTT DOCOMO INC·Filed 2002·Granted Jun 22, 2010·8 cites·26 claims
- 2660US6876631B2Method and apparatus for frame transmissionNTT DOCOMO INC·Filed 2001·Granted Apr 5, 2005·6 cites·13 claims
- 2758US6061444AEcho canceler and method for learning for the sameNIPPON TELEGRAPH & TELEPHONE·Filed 1997·Granted May 9, 2000·25 cites·16 claims
- 2856US2009175454A1Wireless network handoff keyWATANABE FUJIO·Filed 2009·Application pending·0 cites
- 2956US2009175449A1Wireless network handoff keyNTT DOCOMO INC·Filed 2009·Application pending·0 cites
- 3056US2009175448A1Wireless network handoff keyWATANABE FUJIO·Filed 2009·Application pending·0 cites
- 3155US7007173B2Content distribution system, copyright protection system and content receiving terminalNTT DOCOMO INC·Filed 2001·Granted Feb 28, 2006·4 cites·18 claims
- 3252US7191369B2Method and device for interleaving and method and device for de-interleavingNIPPON TELEGRAPH & TELEPHONE·Filed 2004·Granted Mar 13, 2007·4 cites·8 claims
- 3347US2006136728A1Method and apparatus for authentication of data streams with adaptively controlled lossesGENTRY CRAIG B·Filed 2004·Application pending·0 cites
- 3446US6202188B1Data transmission deviceNIPPON TELEGRAPH & TELEPHONE·Filed 1997·Granted Mar 13, 2001·20 cites·34 claims
- 3545US6272106B1Method and device for detecting double-talk, and echo cancelerNIT MOBILE COMM NETWORK INC·Filed 1995·Granted Aug 7, 2001·19 cites·10 claims
- 3644US2002118828A1Encryption apparatus, decryption apparatus, and authentication information assignment apparatus, and encryption method, decryption method, and authentication information assignment methodFiled 2002·Application pending·0 cites
- 3744US2004236939A1Wireless network handoff keyDOCOMO COMM LAB USA INC·Filed 2004·Application pending·0 cites
- 3843US2002136162A1Communication quality control scheme using real time packet transmission state and transmission path congestion stateNTT DOCOMO INC·Filed 2002·Application pending·0 cites
- 3942US5752229AIntelligent near-end speech detectionLUCENT TECHNOLOGIES INC·Filed 1996·Granted May 12, 1998·12 cites·13 claims
- 4041US6434718B1Error protection method and error protection deviceNTT DOCOMO INC·Filed 1999·Granted Aug 13, 2002·14 cites·12 claims
- 4139US6744784B1Method of transmitting variable-length frame, transmitter, and receiverNIPPON TELEGRAPH & TELEPHONE·Filed 1998·Granted Jun 1, 2004·7 cites·18 claims
- 4239US2024283167A1Antenna device and communication systemDKK COMPANY LTD·Filed 2022·Application pending·0 cites
- 4338US2002019819A1Information search systemFiled 2001·Application pending·0 cites
- 4431US6871302B1Method and device for interleaving and method and device for deinterleavingNIPPON TELEGRAPH & TELEPHONE·Filed 1999·Granted Mar 22, 2005·1 cites·2 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →