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Ben Stafford
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Hampshire, GB
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Patents Grants
last 30 patents
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Patent Grant
Hands-free speaker telephone
Patent number
6,990,197
Issue date
Jan 24, 2006
Nokia Corporation
John Patrick Wong
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
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Patent Application
Method of exchanging messages
Publication number
20030097406
Publication date
May 22, 2003
Ben Stafford
G06 - COMPUTING CALCULATING COUNTING
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Patent Application
Hands-free speaker telephone
Publication number
20030086562
Publication date
May 8, 2003
John Patrick Wong
H04 - ELECTRIC COMMUNICATION TECHNIQUE