Membership
Tour
Register
Log in
Shougo Tatuzawa
Follow
Person
Kawasaki, JP
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Audio response/report device
Patent number
5,832,066
Issue date
Nov 3, 1998
Fujitsu Limited
Hiroyuki Sakaguchi
H04 - ELECTRIC COMMUNICATION TECHNIQUE