Patent Info.

Table 1.
Name ApplicationNo.
Patent No.
Inventor Applicant Filing Date
MANAGEMENT-FREE KEY SYSTEM PCT/JP2011/ 005830 Eiji Watanabe Eiji Watanabe October 18th, 2011
Asymmetric password, Asymmetric authentication code, Asymmetric verification code PCT/JP2013/ 68181 Eiji Watanabe MTR & Eiji Watanabe July 2nd, 2013
System erasing and utilizing a key data under Split knowledge and Dual control PCT/JP2014/070142 Eiji Watanabe
Yoshihiro Sekiguchi
MTR & Eiji Watanabe July 18th, 2014
Asymmetric password ™ TM 2013-053730   Fujio Wananabe July 10th, 2013
One in Two ™ TM 2014-029915   Fujio Watanabe April 17th, 2014
Asymmetric authenticators ™ TM 2015-114647   Fujio Watanabe November 20th, 2015
MTR≅Meteora System
 
Table 2.
Name ApplicationNo.
Patent No.
Inventor Applicant Filing Date
IP KEY MANAGEMENT MECHANISM WITH DIVERGENCE BARRIER INCREASING ENTROPY AGAINST COMPUTATIONAL CRYPTO ANALYSES United States Patent No. US 6,917,685 B1 Eiji Watanabe
Yasuo Tojima
MTR 1999.02.04
March 08 2005
European Patent Application No.:99 973 672.1 Eiji Watanabe
Yasuo Tojima
MTR Registration abandonment
 
Table 3.
Name ApplicationNo.
Patent No.
Inventor Applicant Filing Date
Channel system Patent Application No. 2006-308164
Patent No. 531420
Eiji Watanabe
the others
MTR, Eiji Watanabe
Name changed on March 6th, 2012
November 14th, 2006
July 12th, 2013