Toshiyuki Ohta

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Fukuoka, JP

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Patents Grantslast 30 patents

Information Patent Grant
User authentication system, fraudulent user determination method an...
- Patent number 7,949,535
- Issue date May 24, 2011
- Fujitsu Limited
- Toshiyuki Ohta
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Coded frame synchronizing method and circuit
- Patent number 6,226,768
- Issue date May 1, 2001
- Fujitsu Limited
- Kaoru Chujo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Apparatus for synchronizing a voice coder and a voice decoder of a...
- Patent number 5,765,128
- Issue date Jun 9, 1998
- Fujitsu Limited
- Mitsuru Tsuboi
- G10 - MUSICAL INSTRUMENTS ACOUSTICS

Patents Applicationslast 30 patents

Information Patent Application
User authentication system, fraudulent user determination method an...
- Publication number 20070266154
- Publication date Nov 15, 2007
- FUJITSU LIMITED
- Toshiyuki Ohta
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Voice data processing method and device
- Publication number 20070088540
- Publication date Apr 19, 2007
- FUJITSU LIMITED
- Toshiyuki Ohta
- G10 - MUSICAL INSTRUMENTS ACOUSTICS