Yoichi Kanai

Digital measuring equipment and image measuring equipment

Method for electronically storing original guarantee and computer readable recording medium recording program for executing the method by computer

Electronic preserving method and device for guaranteeing originality and computer readable recording medium

Information recorder, method for verifying authenticity and computer-readable recording medium storing program to allow computer to execute the method

Original property guarantee electronic preservation method and computer readable recording medium recording program making computer execute the same

SECURE ELECTRONIC MEDIUM MANAGEMENT METHOD

Electronic document management system, its managing method and computer readable recording medium recording program for executing the method by computer

Image retrieving and information managing method, computer readable storage medium storing program for executing the same through computer and image retrieval information managing device

Mulching film laying device

DEVICE AND METHOD FOR ELECTRONICALLY STORING ORIGINAL DOCUMENT PROPERTY AND COMPUTER-READABLE RECORDING MEDIUM WITH RECORDED PROGRAM FOR THE METHOD TO BE EXECUTED BY COMPUTER