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Tsutomu Sakai
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Cypress, CA, US
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Patents Grants
last 30 patents
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Patent Grant
Voice over IP auto-switching/backup for emergency calls
Patent number
7,929,517
Issue date
Apr 19, 2011
Cisco Technology, Inc.
Frank Lin
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Reduced power auto-configuration
Patent number
7,359,363
Issue date
Apr 15, 2008
Cisco Technology, Inc.
Tsutomu Sakai
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
Voice over IP auto-switching/backup for emergency calls
Publication number
20060221938
Publication date
Oct 5, 2006
Frank Lin
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Reduced power auto-configuration
Publication number
20060187865
Publication date
Aug 24, 2006
Tsutomu Sakai
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
System and method for secure real-time digital transmission
Publication number
20030217263
Publication date
Nov 20, 2003
Tsutomu Sakai
H04 - ELECTRIC COMMUNICATION TECHNIQUE