Inventor · Bristol, GB

Shinichi Baba

40Patents
13h-index
52Co-inventors
84Inventor score

Filing activity: Jun 26, 1992 → Jun 12, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US7184418B1 Method and system for host mobility management protocol Emerging Cross-Sectional Technologies 159 Expired
US7046647B2 Mobility architecture using pre-authentication, pre-configuration and/or virtual soft-handoff Electricity 96 Expired
US7161942B2 Method for distributing and conditioning traffic for mobile networks based on differentiated services Electricity 62 Expired
US9083684B2 Communication node, key synchronization method, and key synchronization system Electricity 30 Active
US6799204B1 Method and system for dynamic registration and configuration protocol Electricity 29 Expired
US6999434B1 Method, system and circuitry for soft handoff in internet protocol-based code division multiple access networks Electricity 25 Expired
US7860978B2 Establishing a secure tunnel to access router Electricity 25 Expired
US7162247B2 Autonomous base station set up and soft handoff Electricity 21 Expired
US8774415B2 Key sharing device, key sharing method, and computer program product Electricity 19 Active
US7277434B2 Method for SIP-mobility and mobile-IP coexistence Emerging Cross-Sectional Technologies 18 Expired
US7587598B2 Interlayer fast authentication or re-authentication for network communication Electricity 18 Expired
US5488735A Optical interconnection suitable for highly parallel computer system Electricity 17 Expired
US7835743B2 Seamless network interface selection, handoff and management in multi-IP network interface mobile devices Electricity 13 Expired
US8175058B2 Mobility architecture using pre-authentication, pre-configuration and/or virtual soft-handoff Electricity 13 Active
US7548526B2 Mobility architecture using pre-authentication, pre-configuration and/or virtual soft-handoff Electricity 12 Expired
US6045318A Lead frame supplying method and apparatus Electricity 10 Expired
US7978655B2 Secure and seamless WAN-LAN roaming Electricity 7 Active
US7480272B2 Soft handoff in IP-based CDMA networks by IP encapsulation Electricity 7 Expired
US7072317B2 Method and apparatus for providing soft hand-off in IP-centric wireless CDMA networks Electricity 5 Expired
US8139551B2 Quality of service (QoS) assurance system using data transmission control Electricity 3 Active
US9197608B2 Communication method, application device, program, and communication system Electricity 3 Active
US6001670A Lead frame supplying method Electricity 3 Expired
US11415028B2 Hybrid vehicle Emerging Cross-Sectional Technologies 3 Active
US9240882B2 Key generating device and key generating method Electricity 3 Active
US8944946B2 Continuously variable transmission belt and continuously variable transmission Mechanical Engineering; Lighting; Heating 2 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.