Inventor
IWAKI SHINICHI
JP7 patents
Patents
7 patentsUS5214642AMay 25, 1993
ATM switching system and adaptation processing apparatus
HITACHI LTD108 citations96
US5519690AMay 21, 1996
Communication control apparatus having function for limiting frame reception and switching system with the same
HITACHI LTD109 citations95
US5838770ANov 17, 1998
Portable telephone system
HITACHI LTD19 citations90
US5579370ANov 26, 1996
Portable telephone system
HITACHI LTD27 citations90
US6879592B1Apr 12, 2005
Switching system and switching control method
HITACHI LTD13 citations82
US6094433AJul 25, 2000
ATM switching network and ATM switching system in which the transfer of inputted cells is controlled by control cells, and signal processing method in ATM switching network
HITACHI LTD11 citations73
US6396808B1May 28, 2002
ATM switching network and ATM switching system in which the transfer of inputted cells is controlled by control cells, and signal processing method in ATM switching network
HITACHI LTD1 citations52