Makoto Odaka

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Saitama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Sound field correction system
- Patent number 4,868,878
- Issue date Sep 19, 1989
- Pioneer Electronic Corporation
- Yoshiro Kunugi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Automatic sound volume controlling device for use in automotive veh...
- Patent number 4,742,310
- Issue date May 3, 1988
- Pioneer Electronic Corporation
- Masayuki Kato
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Mobile sound field correcting device
- Patent number 4,648,117
- Issue date Mar 3, 1987
- Pioneer Electronic Corporation
- Yoshiro Kunugi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Automatic gain and frequency characteristic control unit in audio d...
- Patent number 4,644,292
- Issue date Feb 17, 1987
- Pioneer Electronic Corporation
- Yoshiro Kunugi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Mobile sound field correcting device
- Patent number 4,622,691
- Issue date Nov 11, 1986
- Pioneer Electronic Corporation
- Akio Tokumo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE