KA

Koju Arai

NE Nec: 5 patents #2,830 of 14,502Top 20%
Overall (All Time): #1,043,133 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
6668252 Hierarchical structure generating method and apparatus generating hierarchical structure display table based on parent-child relationship table 2003-12-23
5930235 Radio communication system capable of carrying out a data transmission with a high reliability 1999-07-27
5406561 Time-division multiplex communication system 1995-04-11
5367519 Multiple access communication system capable of deciding a connection route among a central station, repeater stations, and terminal stations 1994-11-22
5331633 Hierarchical bus type multidirectional multiplex communication system 1994-07-19