P

Inventor

ISHIYAMA MASAHIRO

JP60 patents
⚠️ This page may combine multiple inventors who share the name “ISHIYAMA MASAHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

TOSHIBA KK

39 patents
US6510153B1Jan 21, 2003

Mobile IP communication scheme using dynamic address allocation protocol

TOSHIBA KK197 citations99
US6240514B1May 29, 2001

Packet processing device and mobile computer with reduced packet processing overhead

TOSHIBA KK189 citations99
US6170057B1Jan 2, 2001

Mobile computer and method of packet encryption and authentication in mobile computing based on security policy of visited network

TOSHIBA KK181 citations99
US6167513ADec 26, 2000

Mobile computing scheme using encryption and authentication processing based on mobile computer location and network operating policy

TOSHIBA KK247 citations99
US6092191AJul 18, 2000

Packet authentication and packet encryption/decryption scheme for security gateway

TOSHIBA KK290 citations99
US5944794AAug 31, 1999

User identification data management scheme for networking computer systems using wide area network

TOSHIBA KK379 citations99
US6904466B1Jun 7, 2005

Mobile communication scheme without home agents for supporting communications of mobile nodes

TOSHIBA KK69 citations98
US6587882B1Jul 1, 2003

Mobile IP communication scheme using visited site or nearby network as temporal home network

TOSHIBA KK139 citations98
US6501767B1Dec 31, 2002

Mobile IP communication scheme for supporting mobile computer move over different address spaces

TOSHIBA KK90 citations98
US6442616B1Aug 27, 2002

Method and apparatus for communication control of mobil computers in communication network systems using private IP addresses

TOSHIBA KK100 citations98
US6163843ADec 19, 2000

Packet inspection device, mobile computer and packet transfer method in mobile computing with improved mobile computer authenticity check scheme

TOSHIBA KK99 citations98
US7373426B2May 13, 2008

Network system using name server with pseudo host name and pseudo IP address generation function

TOSHIBA KK79 citations97
US6891819B1May 10, 2005

Mobile IP communications scheme incorporating individual user authentication

TOSHIBA KK40 citations96
US6185680B1Feb 6, 2001

Packet authentication and packet encryption/decryption scheme for security gateway

TOSHIBA KK151 citations96
US7197574B1Mar 27, 2007

Domain name system inquiry apparatus, domain name system inquiry method, and recording medium

TOSHIBA KK33 citations93
US7143282B2Nov 28, 2006

Communication control scheme using proxy device and security protocol in combination

TOSHIBA KK23 citations93
US7020120B2Mar 28, 2006

Mobile IP communication scheme using dynamic address allocation protocol

TOSHIBA KK26 citations93
US6973506B2Dec 6, 2005

Position identifier management apparatus and method, mobile computer, and position identifier processing method

TOSHIBA KK40 citations93
US6973068B2Dec 6, 2005

Mobile IP communication scheme incorporating individual user authentication

TOSHIBA KK25 citations93
US6934274B2Aug 23, 2005

Mobile IP communication scheme using dynamic address allocation protocol

TOSHIBA KK29 citations93
US7365636B2Apr 29, 2008

RFID tag device, tag identification device and radio communication system

TOSHIBA KK23 citations92
US7308495B2Dec 11, 2007

Prefix and IP address management scheme for router and host in network system

TOSHIBA KK28 citations91
US7386725B2Jun 10, 2008

Node device and communication control method for improving security of packet communications

TOSHIBA KK9 citations82
US7123604B2Oct 17, 2006

Mobile IP communication scheme incorporating individual user authentication

TOSHIBA KK7 citations74
US6965946B2Nov 15, 2005

Method and apparatus for communication control of mobile computers in communication network systems using private IP addresses

TOSHIBA KK10 citations74
US6944181B2Sep 13, 2005

Mobile IP communication scheme for supporting mobile computer move over different address spaces

TOSHIBA KK10 citations74
US8378779B2Feb 19, 2013

Facility equipment cooperation system, equipment control method, and agent apparatus

TOSHIBA KK6 citations72
US7779107B2Aug 17, 2010

Prefix and IP address management scheme for router and host in network system

TOSHIBA KK5 citations72
US7366785B2Apr 29, 2008

Communication control apparatus, communication control method and communication control program product

TOSHIBA KK7 citations72
US7937748B2May 3, 2011

Communication apparatus and communication method and computer readable medium

TOSHIBA KK2 citations63
US7586939B2Sep 8, 2009

Mobile IP communication scheme for supporting mobile computer move over different address spaces

TOSHIBA KK2 citations63
US7437479B2Oct 14, 2008

Position identifier management apparatus and method, mobile computer, and position identifier processing method

TOSHIBA KK3 citations63
US7984135B2Jul 19, 2011

Gateway apparatus, control instruction processing method, and program

TOSHIBA KK2 citations62
US7680949B2Mar 16, 2010

Source address selection scheme suitable for multi-home environment

TOSHIBA KK4 citations62
US7450009B2Nov 11, 2008

Wireless tag reader, wireless tag system, computer readable medium and wireless communication method

TOSHIBA KK4 citations62
US7908356B2Mar 15, 2011

Name resolution device and name resolution method with automatic node information updating function

TOSHIBA KK3 citations58
US7949742B2May 24, 2011

Prefix and IP address management scheme for router and host in network system

TOSHIBA KK0 citations51
US9999079B2Jun 12, 2018

Communication device, communication control method, and non-transitory computer readable medium

TOSHIBA KK0 citations42
US9473317B2Oct 18, 2016

Communication apparatus and communication method

TOSHIBA KK0 citations41

TOSHIBA MEMORY CORP

5 patents

MAEGAWA TOMONORI

2 patents

NEC CORP

1 patent

TOYOTA MOTOR CO LTD

1 patent

CANON KK

1 patent

SEGA ENTERPRISES KK

1 patent

Showing the top 50 of 60 patents by PatentIndex Score.