Inventor · Tokyo, JP

Eiji Oki

51Patents
10h-index
42Co-inventors
78Inventor score

Filing activity: Aug 31, 1995 → Feb 26, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US7173931B2 Scheduling the dispatch of cells in multistage switches Electricity 92 Expired
US5892604A ATM switch Electricity 37 Expired
US7046661B2 Scheduling the dispatch of cells in non-empty virtual output queues of multistage switches using a pipelined hierarchical arbitration scheme Electricity 30 Expired
US6757283B1 Push network Electricity 25 Expired
US6940851B2 Scheduling the dispatch of cells in non-empty virtual output queues of multistage switches using a pipelined arbitration scheme Electricity 22 Expired
US7545829B2 Layered network node, network incorporating the same, node, and layered network Electricity 19 Active
US5953341A Contention control circuit Electricity 17 Expired
US5577030A Data communication routing method and device Electricity 15 Expired
US8272785B2 Bearing mechanism having sliding bearing Mechanical Engineering; Lighting; Heating 14 Active
US8880689B2 Apparatus, mobile terminal, and method to estimate quality of experience of application Electricity 11 Active
US7006514B2 Pipelined maximal-sized matching cell dispatch scheduling Electricity 10 Expired
US7103056B2 Scheduling the dispatch of cells in multistage switches using a hierarchical arbitration scheme for matching non-empty virtual output queues of a module with outgoing links of the module Electricity 9 Expired
US7313094B2 Node, an optical/electrical path integrated network using the node, and a program which controls the node Electricity 9 Expired
US8418583B2 Bush bearing and rack-and-pinion type steering apparatus for automobile using the same Emerging Cross-Sectional Technologies 8 Active
US8134920B2 Device and method for correcting a path trouble in a communication network Electricity 8 Active
US5812532A Communication network design method and communication equipment Electricity 7 Expired
US7313328B2 Node used in photonic network, and photonic network Electricity 7 Expired
US7339935B2 ATM switch for distributing cells to avoid blocking in the ATM switch Electricity 6 Expired
US7630649B2 Optical node device, network control device, maintenance-staff device, optical network, and 3R relay implementation node decision method Electricity 6 Expired
US8892731B2 Method of outputting estimated QoEs on a terminal on an application basis Physics 6 Active
US7289730B2 Optical path communication network, node, and optical path setup method Electricity 6 Expired
US7457240B2 Node, packet communication network, packet communication method, and program Electricity 5 Expired
US8909042B2 Optical node device, network control device, maintenance-staff device, optical network, and 3R relay implementation node decision method Electricity 4 Active
US7333424B2 Upper layer node, lower layer node, and node control method Electricity 4 Expired
US7720390B2 Optical node device, network control device, maintenance-staff device, optical network, and 3R relay implementation node decision method Electricity 4 Active

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