CHIHARU KAWAI

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KANAGAWA, JP

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Patents Grantslast 30 patents

Information Patent Grant
Acoustic echo canceler and handsfree telephone set
- Patent number 7,003,095
- Issue date Feb 21, 2006
- Fujitsu Limited
- Takehiro Nakai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Speech recognizing apparatus
- Patent number 6,701,292
- Issue date Mar 2, 2004
- Fujitsu Limited
- Chiharu Kawai
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Device for simultaneously downloading code into plural DSP memories...
- Patent number 6,401,200
- Issue date Jun 4, 2002
- Fujitsu Limited
- Rika Nishiike
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Speech processing coder, decoder and command recognizer
- Patent number 5,909,662
- Issue date Jun 1, 1999
- Fujitsu Limited
- Yasushi Yamazaki
- G10 - MUSICAL INSTRUMENTS ACOUSTICS

Patents Applicationslast 30 patents

Information Patent Application
PORTABLE RADIO COMMUNICATION DEVICE AND CONTROL METHOD THEREOF
- Publication number 20100311462
- Publication date Dec 9, 2010
- Fujitsu Limited
- Kaori Endo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Acoustic echo canceler and handsfree telephone set
- Publication number 20020039414
- Publication date Apr 4, 2002
- Takehiro Nakai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
DEVICE FOR SIMULTANEOUSLY DOWNLOADING CODE INTO PLURAL DSP MEMORIES...
- Publication number 20020035680
- Publication date Mar 21, 2002
- RIKA NISHIIKE
- G06 - COMPUTING CALCULATING COUNTING