Inventor
IRISAWA KAZUYOSHI
JP9 patents
⚠️ This page may combine multiple inventors who share the name “IRISAWA KAZUYOSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
DAINIPPON PRINTING CO LTD
8 patentsUS5581065ADec 3, 1996
Sheet-framed IC carrier, method for producing the same, and IC carrier case
DAINIPPON PRINTING CO LTD109 citations97
US6398114B1Jun 4, 2002
Sheet-framed IC carrier, method for producing the same, and IC carrier case
DAINIPPON PRINTING CO LTD58 citations94
US6776347B2Aug 17, 2004
Sheet-framed IC carrier, method for producing the same, and IC carrier case
DAINIPPON PRINTING CO LTD19 citations91
US5757116AMay 26, 1998
Sheet-framed IC carrier, method for producing the same, and IC carrier case
DAINIPPON PRINTING CO LTD25 citations91
US7302572B2Nov 27, 2007
Portable information storage medium and its authentication method
DAINIPPON PRINTING CO LTD19 citations81
US7340276B2Mar 4, 2008
System for downloading program to general-purpose subscriber identification module
DAINIPPON PRINTING CO LTD7 citations72
US7367047B2Apr 29, 2008
Portable information recording medium
DAINIPPON PRINTING CO LTD5 citations59
US7325144B2Jan 29, 2008
Portable information processor having password code checking function
DAINIPPON PRINTING CO LTD4 citations59