P

Inventor

FUKUZAWA YASUKO

JP22 patents
⚠️ This page may combine multiple inventors who share the name “FUKUZAWA YASUKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HITACHI LTD

21 patents
US6529976B1Mar 4, 2003

Heterogeneous computer system, heterogeneous input output system and data back-up method for the systems

HITACHI LTD155 citations99
US6098129AAug 1, 2000

Communications system/method from host having variable-length format to variable-length format first I/O subsystem or fixed-length format second I/O subsystem using table for subsystem determination

HITACHI LTD168 citations99
US6873706B1Mar 29, 2005

Processing apparatus, program, or system of secret information

HITACHI LTD102 citations98
US6922686B2Jul 26, 2005

Database integration management method and apparatus and processing program, medium therefor

HITACHI LTD121 citations97
US5117458AMay 26, 1992

Secret information service system and method

HITACHI LTD111 citations96
US6408075B1Jun 18, 2002

Information processing equipment and IC card

HITACHI LTD66 citations95
US7567673B2Jul 28, 2009

Common key sharing method and wireless communication terminal in ad hoc network

HITACHI LTD20 citations92
US6934842B2Aug 23, 2005

Identification code management method and management system

HITACHI LTD32 citations92
US6839847B1Jan 4, 2005

Information processing equipment and IC card

HITACHI LTD37 citations92
US6631471B1Oct 7, 2003

Information processing equipment

HITACHI LTD19 citations92
US6615354B1Sep 2, 2003

Information processing equipment

HITACHI LTD20 citations92
US5218638AJun 8, 1993

Encipher method and decipher method

HITACHI LTD43 citations92
US7178026B2Feb 13, 2007

Identification code management method and management system

HITACHI LTD11 citations84
US7869601B2Jan 11, 2011

Authentication method of ad hoc network and wireless communication terminal thereof

HITACHI LTD10 citations83
US7138915B2Nov 21, 2006

Handling support method and handling support system

HITACHI LTD12 citations83
US6721841B2Apr 13, 2004

Heterogeneous computer system, heterogeneous input/output system and data back-up method for the systems

HITACHI LTD8 citations74
US5351294ASep 27, 1994

Limited broadcast system

HITACHI LTD12 citations74
US8375074B2Feb 12, 2013

Device and program for ciphering data

HITACHI LTD2 citations62
US6892268B2May 10, 2005

Heterogeneous computer system, heterogeneous input/output system and data back-up method for the systems

HITACHI LTD0 citations52
US6871255B2Mar 22, 2005

Heterogeneous computer system, heterogeneous input/output system and data back-up method for the systems

HITACHI LTD0 citations52
US7333972B2Feb 19, 2008

Database integration management method and apparatus and processing program, medium therefor

HITACHI LTD0 citations51

HITACHI ULSI SYS CO LTD

1 patent