P
PatentIndex
Search
Landscape
Sign in
Inventor
CHIKAZAWA TAKESHI
JP
2 patents
Patents
2 patents
US7058390B2
Jun 6, 2006
Mobile communication system using an encryption/decryption device
MITSUBISHI ELECTRIC CORP
29 citations
85
US7333609B2
Feb 19, 2008
Encrypting apparatus
MITSUBISHI ELECTRIC CORP
7 citations
70