Inventor

TERADA RYOUJI

JP3 patents

Patents

3 patents

US6324397B1Nov 27, 2001

Portable terminal equipment

AIWA CO22 citations88

US6411808B1Jun 25, 2002

Portable terminal equipment

AIWA CO18 citations80

US6236869B1May 22, 2001

Portable terminal equipment

AIWA CO14 citations69