Inventor · Machida, JP

Susumu Matsui

60Patents
23h-index
80Co-inventors
91Inventor score

Filing activity: Mar 2, 1989 → Oct 14, 2008

Most-cited inventions

PatentTitleAreaCited byStatus
US6563806B1 Base station for multi-carrier TDMA mobile communication system and method for assigning communication channels Electricity 344 Expired
US5604737A Voice communication system and voice communication method Electricity 337 Expired
US6073075A Method and system for providing information for a mobile terminal Physics 174 Expired
US5528284A Video communication method having refresh function of coding sequence and terminal devices thereof Electricity 162 Expired
US5303344A Protocol processing apparatus for use in interfacing network connected computer systems utilizing separate paths for control information and data transfer Electricity 128 Expired
US6904161B1 Workflow configuration and execution in medical imaging Physics 127 Expired
US5056058A Communication protocol for predicting communication frame type in high-speed processing system Electricity 122 Expired
US6636587B1 Information reception processing method and computer-telephony integration system Electricity 115 Expired
US5477542A Method and appartus for controlling multimedia information communication Electricity 80 Expired
US5905495A Communication system using electronic mail Physics 80 Expired
US6275518A Frequency hopping radio LAN system and frequency hopping control method Electricity 78 Expired
US6458081B1 Ultrasonic diagnostic apparatus Physics 50 Expired
US6731621B1 Mobil communication system for providing IP packet communications and method for routing IP packets Electricity 44 Expired
US6519243B1 Communication system for communications devices utilizing asymmetrical paths and communications method utilizing asymmetrical paths Electricity 39 Expired
US5315705A Communication address management system Electricity 38 Expired
US6134431A Personal station authentication system and authentication method Electricity 38 Expired
US4881167A Data memory system Physics 35 Expired
US6041408A Key distribution method and system in secure broadcast communication Electricity 33 Expired
US6434479B1 Method and system for providing information for a mobile terminal and a mobile terminal Physics 31 Expired
US7085579B2 Mobile communication systems, mobile stations, base station controllers and packet data service nodes Emerging Cross-Sectional Technologies 28 Expired
US6240085A Voice communication system and voice communication method Electricity 27 Expired
US5856825A Image voice synchronized multimedia mail system and method thereof Physics 26 Expired
US6347303B2 System configuration proposal method and tool therefor Physics 25 Expired
US6483835B1 Communication system with communication route retrieval and selection function Electricity 22 Expired
US5854841A Communication system Electricity 16 Expired

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