Inventor
INADA SHUNJI
JP7 patents
Patents
7 patentsUS5297139AMar 22, 1994
Data communication system
HITACHI LTD45 citations91
US5682552AOct 28, 1997
Data communication adapter and data communication terminal apparatus for performing data transmission and reception between terminals
HITACHI LTD56 citations90
US5657327AAug 12, 1997
Data transmission method and system for hub-based network
HITACHI LTD22 citations90
US4680756AJul 14, 1987
Multi-network system
HITACHI LTD34 citations89
US5517669AMay 14, 1996
Cyclic data communication system
HITACHI LTD12 citations72
US5379325AJan 3, 1995
Clock generating apparatus, data transmitting/receiving apparatus and data transmitting/receiving method
HITACHI LTD16 citations72
US5724350AMar 3, 1998
Data transmission method and system for hub-based network
HITACHI LTD4 citations60