Inventor
OTSU YUTAKA
JP4 patents
Patents
4 patentsUS6122378ASep 19, 2000
Data compression/encryption method and system
HITACHI LTD97 citations96
US5872530AFeb 16, 1999
Method of and apparatus for compressing and decompressing data and data processing apparatus and network system using the same
HITACHI LTD135 citations95
US5854841ADec 29, 1998
Communication system
HITACHI LTD28 citations92
US6411714B1Jun 25, 2002
Data decompression/decryption method and system
HITACHI LTD17 citations83